RADIO CONTROL TRANSMITTER

The radio transmitter addresses finger pain issues by incorporating a swivelable and adjustable lever design that reduces pressure on the finger, improving comfort and adaptability to individual hand sizes.

DE102020122736B4Active Publication Date: 2025-01-23FUTABA CORPORATION
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Patent Information

Application Number
DE102020122736
Authority / Receiving Office
DE · DE
Patent Type
Patents
Current Assignee / Owner
Priority Date
2019-09-09
Filing Date
2020-08-31
Publication Date
2025-01-23
Estimated Expiration
2040-08-31

AI Technical Summary

Technical Problem

Existing radio transmitters with trigger levers cause finger pain due to high pressure on the finger, especially when the brake lever is repeatedly pressed, and are not easily adaptable to the operator's hand size.

Method used

A radio transmitter design with a swivelable first lever and an interchangeable second lever that extends in a direction cutting the imaginary level, providing a larger contact surface and reducing finger pressure, with adjustable rotation areas for the second lever to accommodate different hand sizes.

Benefits of technology

The design reduces finger discomfort during repeated lever operations and enhances user comfort by minimizing finger pressure, allowing easy adaptation to the operator's dominant hand.

✦ Generated by Eureka AI based on patent content.

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Abstract

Radio control transmitter (1) for transmitting a control signal to a controlled object, comprising the following: an actuating element (10, 20) configured such that the control signal is generated by actuating the actuating element (10, 20), wherein the actuating element (10, 20) comprises a first lever (21) which is rotatable with respect to a rotating shaft (8) along an imaginary plane (F) orthogonal to the rotating shaft (8), wherein the first lever (21) extends along the imaginary plane (F); and a second lever (22) integrated into the first lever (21), characterized in that the second lever (22) extends in a direction that intersects the imaginary plane (F), wherein the second lever (22) has a base end and a tip end, wherein the base end extends along the imaginary plane (F), the tip end protrudes from the imaginary plane (F) and the direction of extension of the tip end intersects the imaginary plane (F).
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Description

[0001] The present invention relates to a radio control transmitter for remote control of, for example, various models (such as model cars, motorcycles, aircraft, ships) and / or industrial machines such as a crane as an object controlled by radio transmission, in particular a radio control transmitter with a trigger lever for controlling a movement speed of the controlled object.

[0002] Radio control transmitters for remote control of various models (such as model cars, motorcycles, airplanes, ships) and / or industrial machines such as a crane are already available as objects controlled by radio transmission in different configurations depending on the type of object being controlled.

[0003] Due to their different configurations, these radio control transmitters are broadly categorized as either stick-operated or trigger-operated. Stick-operated transmitters have two sticks arranged in a left-right direction on the front of a housing, configured for up-down and left-right movement. This type of transmitter is commonly used to control objects such as model cars, airplanes, helicopters, ships, and industrial machinery. Trigger-operated transmitters feature a trigger lever for actuating an engine throttle or electric motor, as well as a wheel for steering the controlled object. This type of transmitter is primarily used for remotely controlling model cars.

[0004] If an operator uses the radio control transmitter with trigger lever to remotely control the object to be controlled, he holds the entire radio control transmitter by a handle part with one hand, operating the trigger lever with the index finger of one hand while simultaneously operating the wheel with the other hand.

[0005] Since the trigger lever on the radio control transmitter with trigger lever is operated by placing the index finger of the hand gripping the handle on the trigger lever, it is necessary to replace the trigger lever to adapt it to the respective hand size of the operator in order to make the operation of the trigger lever easier.

[0006] As disclosed in JP 2015 - 213 658 A, the applicant of the present application has therefore proposed a radio control transmitter in which the trigger lever can be easily replaced according to the finger thickness of an operator.

[0007] The radio control transmitter 1 is configured to transmit a control signal corresponding to the actuation of a trigger lever 22 for controlling the movement speed of a controlled object. The trigger lever 22 has the form of a rifle trigger, which is divided into a throttle lever 22a and a brake lever 22b1 (22b2), wherein the throttle lever 22a is pivotally mounted on a housing, while the brake lever 22b1 (22b2) is fixedly screwed to the throttle lever 22a in an interchangeable manner.

[0008] With the radio control transmitter 1, the replacement with a lever suitable for the finger thickness of the operator is easily possible by changing parts by loosening and then retightening a screw 33 in order to easily configure a trigger lever of a new size.

[0009] However, in the case of JP 2015-213 658 A, which concerns a radio control transmitter, when the brake lever is actuated by pressing this lever with the finger against a return spring force, a large pressure force is exerted on this finger, so that repeated actuation of the brake can cause pain, especially at the transition between fingernail and finger skin, if the brake lever comes into contact with this area.

[0010] Based on the aforementioned problem, the aim of the present invention is therefore to provide a radio control transmitter with a brake lever in which the pressure on the finger is reduced when the brake lever is actuated, so that even repeated actuation of the brake lever does not result in finger pain, and in which the brake lever can be actuated more easily than is conventionally the case.

[0011] Claim 1 defines a radio control transmitter configured to transmit a control signal to a controlled object, wherein the control signal is generated by actuating an actuating element, the actuating element comprising: a first lever freely pivotable with respect to an axis of rotation in an imaginary plane perpendicular to the axis of rotation, the first lever extending in this imaginary plane; and a second lever integrated into the first lever, the second lever extending in a direction that intersects the imaginary plane. The second lever has a base end and a tip end, the base end extending along the imaginary plane, the tip end projecting out of the imaginary plane, and the direction of extension of the tip end intersects the imaginary plane.

[0012] Claim 2 defines the radio control transmitter according to claim 1, wherein the first lever is pivotably mounted on the axis of rotation and wherein the second lever is interchangeably attached to the first lever.

[0013] Claim 3 defines the radio control transmitter according to claim 2, including an adjustment element for setting a rotation range for the second lever.

[0014] When operating the radio control transmitter according to claim 1, an operator actuates an actuating element by grasping the radio control transmitter with one hand, placing a finger of that hand on the actuating element, and then moving this finger back and forth. For example, the first lever can be rotated towards the operator in the imaginary plane by moving the finger towards the operator, while the second lever can be rotated away from the operator by moving the finger forward. Since the second lever extends in the direction that intersects the imaginary plane, the contact area between the finger and the second lever is larger than if the second lever were arranged longitudinally in the imaginary plane and parallel to it, similar to the first lever, thus exerting less pressure on the finger from the second lever.This results in less strain on the finger when operating the second lever, even if the second lever is repeatedly pushed outwards with the finger, and even repeated lever operation is less likely to cause finger pain, further facilitating operation compared to the conventional case.

[0015] In the radio control transmitter according to claim 2, the second lever, which is inclined in the direction intersecting the imaginary plane, can be attached to and detached from the first lever. Two types of constructions are conceivable for the second lever, which have opposite directions of inclination with respect to the imaginary plane: one type of construction that intersects the imaginary plane and has a point extending on a right side of the imaginary plane, and another type of construction that intersects the imaginary plane and has a point extending on a left side of the imaginary plane. Thus, according to such an invention, one of the two types of second levers, as described above, can be attached to the first lever depending on the user's dominant hand, in order to adapt and optimize the radio control transmitter for the user's dominant hand.

[0016] In the radio control transmitter according to claim 3, the rotation range for the second lever can be adjusted as desired.

[0017] Further advantages, features and application possibilities of the present invention will become apparent from the following description in conjunction with the exemplary embodiments shown in the drawings.

[0018] The description, claims, and drawing use the terms and associated reference numerals listed below. In the drawing, this means: Fig. 1 a front view of an overall configuration of a radio control transmitter according to an embodiment of the present invention; Fig. 2 a perspective view of an overall configuration of a radio control transmitter according to the embodiment of the present invention; Fig. 3 a right side view, showing in particular the shape of a trigger lever as an operating element in the radio control transmitter according to the embodiment of the present invention; Fig. 4 a perspective view of a trigger lever unit for a right-handed person, which is part of the radio control transmitter according to the embodiment of the present invention; Fig. 5 a sectional view passing through a trigger lever unit for a right-handed person, which is part of the radio control transmitter according to the embodiment of the present invention; Fig. 6 a perspective view of a trigger lever unit for a left-handed person, which is part of the radio control transmitter according to the embodiment of the present invention, and Fig. 7 a block configuration diagram of a radio control transmitter according to the present invention.

[0019] A more detailed description of embodiments of the present invention follows with reference to the drawings. A radio control transmitter according to the present invention (hereinafter referred to as "transmitter") is configured to remotely control, for example, a plurality of models (e.g., model cars, motorcycles, airplanes, ships) and / or industrial machines such as a crane, as the controlled object. It utilizes a predetermined frequency band (for example, a 2.4 GHz frequency band), determines a transmission frequency by frequency hopping, and sends a control signal (radio wave) to the controlled object. The control signal corresponds to the actuation of an actuating element arranged on a housing, for example, a trigger lever and / or a stick. According to the frequency hopping, an empty band is automatically selected from the frequency band.

[0020] The following example uses a model car as the controlled object, which is remotely controlled by a transmitter. Furthermore, the following description assumes that an internal combustion engine is used as the power source for the controlled object. However, an electric motor can also be used as the power source. [1. Transmitter configuration]

[0021] According to the representation of, transmitter 1 consists of Fig. 1 and Fig. 2 essentially consisting of a handle part 2, a base part 3 and a head part 4, wherein the respective housings of these parts are made of thermoplastic resin which has a flexibility (for example, universal plastic). <1-1. Handle part>

[0022] In the handle part 2, one end (lower end) is integrated with the base part 3 and the other end (upper end) is integrated with the head section 4. The outer shape of the handle part 2 is configured such that it has an elliptical horizontal cross-section and is columnar in shape, the thickness of which gradually decreases from the side of the base part 3 to the side of the head section 4. The handle part 2 serves as a handpiece that is gripped by an operator for remote control of the controlled object. <1-2. Base part>

[0023] The base part 3 is a rectangular part located at one end (lower end) of the handle part 2. The base part 3 is designed to prevent the hand gripping the handle part 2 from slipping by defining a lower end position for the hand. It also serves as a foot with a predetermined surface on the underside for standing the transmitter 1 when not in use, for example, by placing it on the floor in a vertical orientation.

[0024] Furthermore, the base part 3 is provided with a switching mechanism 5 which is configured to be actuated when a wheel 10 and / or a trigger lever 20 is operated by the operator with both hands.

[0025] At the in Fig. In the example shown in Figure 2, this switching mechanism 5 is arranged at one end of the base part 3 that faces the operator when the operator grasps the handle part 2. The switching mechanism 5 allows one (or more) function(s) associated with it to be activated by the operator, who performs the operation with both hands, bringing the transmitter 1 closer to a body part other than the fingers of both hands (for example, the chest, abdomen, shoulders, groin, and / or knees) and / or a nearby object (for example, a handle in a stadium), thereby actuating the on / off switching contacts of the switching mechanism 5.

[0026] Any function can be assigned to switching mechanism 5, e.g., switching a turbo function on / off, mixing, gyro operation, lap time measurement, sudden braking, camera. However, if switching mechanism 5 is specifically assigned a function that the operator wants to operate simultaneously when using both hands, then switching mechanism 5 can be operated in an instant in an emergency based on a quick decision, whereby the function assigned to switching mechanism 5 can then be switched on / off immediately. <1-3. Headboard>

[0027] The head part 4 is arranged at the other end (upper end) of the handle part 2 and includes a wheel 10 as the first operating element and a trigger lever 20 as the second operating element, which is essential for the present invention.

[0028] As in the Fig. 1 and Fig. As shown in Figure 2, the wheel 10 is a substantially circular disk-shaped steering element designed to control the direction of travel of the controlled object. A rotating shaft (not shown) is provided at the head 4 of the transmitter 1, the rotating shaft extending vertically to a plane of the substantially circular disk-shaped wheel 10, and the wheel 10 being attached to the rotating shaft such that a central axis of the wheel 10 coincides with the rotating shaft. The direction of movement of the controlled object can be controlled by rotating the wheel 10 clockwise and / or counterclockwise from a predetermined reference position.

[0029] As in the Fig. As shown in Figures 1 and 3 to 5, the trigger lever 20 is a control element for regulating a power source for the controlled object and for regulating the speed of movement of the controlled object. The trigger lever 20 generally has the shape of a pistol trigger, which is essentially C-shaped. The trigger lever 20 is configured by connecting a gas lever 21 as the first lever with a brake lever 22 as the second lever, these being separate components. It is attached to the head 4 such that the trigger lever 20 is rotatable in directions A and B, as shown in Figure 1. Fig. 5 shown.

[0030] Fig. Figure 5 shows a trigger unit 9 in which the trigger lever 20 is freely rotatable via the pivot shaft 8. Due to the installation of the trigger unit 9 in the underside of the head 4, the trigger lever 20 protrudes from the underside of the head 4. This allows the trigger lever 20 to be actuated with a single finger of the operator gripping the handle 2. It should be noted that Fig. 5 shows a starting position of the trigger lever 20 (throttle lever 21 and brake lever 22).

[0031] As in Fig. As shown in Figure 5, the trigger lever 20 is arranged such that it points in the direction of A according to Fig. The trigger lever 21 is rotatable until it contacts a stop 6 on the trigger unit 9, which forms part of the head 4. The stop 6 is a component consisting of a base body 14 and a leaf spring 15 attached to the base body 14. The base body 14 is freely rotatable on the trigger unit 9, and the rotation range of the trigger lever 21 can be adjusted by rotating the base body 14 and thus changing its position. The stop 6 is therefore an adjusting element for setting the rotation range of the trigger lever 21. Furthermore, the trigger lever 20 is arranged such that it is rotatable in direction B until the brake lever 22 contacts a stop 7 on the trigger unit 9, which forms part of the head 4.The stop 7 is a screw that is freely rotatable and screwed into the trigger unit 9. By varying the screw depth of the stop 7 into the trigger unit 9, the extent to which the stop 7 protrudes can be adjusted, thereby setting the rotation range of the brake lever 22. Thus, the stop 7 is an adjustment element for setting the rotation range of the brake lever 22.

[0032] The throttle lever 21 has a recess 24, and a base end 23 of the brake lever 22 is fitted into this recess 24. Furthermore, a threaded hole 25 is formed in the throttle lever 21, and this threaded hole 25 is connected to the recess 24. A screw 26 is screwed into the threaded hole 25, and the screw 26 serves to fasten the brake lever 22 to the throttle lever 21 in such a way that the base end 23 of the brake lever 22 is fitted into the recess 24. Thus, the brake lever 22 is rigidly fixed to the throttle lever 21 by being screwed in place.

[0033] With reference to the Fig. Sections 1 and 3 to 5 now describe the throttle lever 21 and the brake lever 22 according to this embodiment with regard to their shape. Fig. 5 is assumed to be an imaginary plane F, which runs orthogonally to the rotating shaft 8 for the throttle lever 21 and the brake lever 22 and is connected to the drawing plane of Fig. 5 coincides. According to Fig. 4 the imaginary plane F is formed by a plane that is orthogonal to the rotating shaft 8 and contains a center line that runs parallel to a longitudinal direction of the extraction unit 9, but the imaginary plane F in Fig. 4 is not shown. According to Fig. 3 the imaginary plane F is formed by a plane that extends along a central axis C for the handle part 2 and the head part 4 and perpendicular to the drawing plane.

[0034] As in the Fig. As shown in Figures 3 to 5, the throttle lever 21 has a curved, convex shape, either towards the operator or downwards, with the entire throttle lever 21 extending from its base end to a tip end along the imaginary plane F and thus in a direction parallel to the imaginary plane F. In contrast, the brake lever 22 has a curved, convex shape, with its base end generally extending along the imaginary plane. However, a tip end of the brake lever 22 projects out of the imaginary plane F and thus extends in a direction that intersects the imaginary plane F.

[0035] If one considers the shapes of the throttle lever 21 and the brake lever 22 described above in the figures, the throttle lever 21 is according to Fig. 3 is shown as being essentially parallel to the center line C in the imaginary plane F, while the tip end of the brake lever 22 projects out of the imaginary plane F, which encloses the center line C, on the right side of the figure, with a center line of the brake lever 22 being inclined at an angle θ of approximately 30 degrees relative to the imaginary plane F, which encloses the center line C. Furthermore, according to Fig. Figure 4 shows that the throttle lever 21 is rotatable around the pivot shaft 8 and along the imaginary plane F, and that the brake lever 22 is bent towards the front of the drawing plane so that its tip protrudes towards the front of the drawing plane outside the imaginary plane F. Furthermore, as shown in the sectional view of Fig. Figure 5 shows the entire throttle lever 21 in cross-section in the imaginary plane F, which is essentially the same as the drawing plane. Fig. 5 coincides, while the tip end of the brake lever 22, which lies outside the imaginary plane F, is not shown in cross-section.

[0036] According to the present embodiment, the brake lever 22 of the trigger 20 is a component that can be replaced depending on the dominant hand of the operator. Fig. Figures 1 and 3 to 5 show an embodiment in which the attached brake lever 22 is suitable for a right-handed person. According to Fig. 1 to 3 The operator grasps the grip part 2 with the left hand and operates the trigger lever 20 with a finger of the left hand in order to operate the wheel 10 with the right, i.e., his dominant hand, whereby the wheel 10 requires fine operation. The trigger 20 is normally operated with the index finger, with engine power being increased by pulling the throttle lever 21 in the direction of arrow A (see Figure 1). Fig. 5) is adjusted with the index finger placed on the throttle lever 21 while the brake is applied by pressing the brake lever 22 with the back of the index finger in the direction of arrow B.

[0037] The trigger lever 20 is further configured such that when the finger placed on the throttle lever 21 is released, the trigger lever 20 automatically returns to a predetermined starting position (a Fig. (5 shown state). This initial position is called the "neutral position." In the neutral position, a motor of the controlled object is rotated, but a clutch of the controlled object is disengaged, so that the controlled object is in a stationary state. It should be noted that in the case of an electric motor as the power source for the controlled object, the motor is not rotated in the neutral position.

[0038] The throttle control of the motor of the controlled object is effected by pulling the throttle lever 21 of the trigger lever 20 in the direction of arrow A according to Fig. 1 and / or 5 to control the speed of the controlled object. The controlled object is accelerated more strongly by actuating the throttle lever 21 of the trigger lever 20 to a greater extent in the direction of arrow A.

[0039] Furthermore, it can be configured such that the brake control is activated by actuating the brake lever 22 of the trigger lever 20 in the direction of arrow B according to Fig. 1 and / or 5. Then the brake is actuated with greater force by actuating the brake lever 22 of the trigger lever 20 to a greater extent in the direction of arrow B.

[0040] It should be noted that, depending on the transmitter configuration, some transmitters 1 also allow a reverse movement of a controlled object by using a brake lever 22 of a trigger lever 20 in the direction of arrow B according to Fig. 1 and / or 5 is actuated. Furthermore, when using an electric motor for the driving force of the controlled object, the controlled object can be accelerated by moving the throttle lever 21 of the trigger lever 20 in the direction of arrow A according to Fig. 1 and / or 5 is activated.

[0041] According to the present embodiment, at least the tip-side extension direction of the brake lever 22 is oblique to the extension direction of the throttle lever 21, and the brake lever 22 extends in a direction that, as mentioned above, intersects the imaginary plane F. Therefore, in the illustrated embodiment, the contact area between the finger and the brake lever 22 is larger, so that the finger is subjected to less pressure from the brake lever 22 compared to a case in which the extension direction of the brake lever 22 were arranged similarly to that of the throttle lever 21 in the imaginary plane F, and the brake lever 22 were thus arranged in the imaginary plane F.Even if the brake lever 22 is repeatedly pushed out by a finger to control the controlled object, as described above, the finger is subjected to less stress by the actuation of the brake lever 22, so that even with repeated actuation pain is less likely to occur in the finger, which further facilitates the operation compared to the conventional case.

[0042] Preferably, the angle of inclination θ of the tip end of the brake lever 22 to the imaginary plane F (see Fig. 3) A ratio of the tip end length with the angle of inclination θ to the overall length and a ratio between these elements and the overall curvature, etc., also taking into account the length and / or thickness of the operator's finger, is determined, with several components being provided for selection to achieve the greatest possible user comfort. A buffer material such as sponge and / or foam may be provided on a surface of the brake lever 22 that comes into contact with a finger to protect the finger.

[0043] Fig. Figure 6 shows an embodiment of the radio control transmitter 1 according to the present embodiment, in which the brake lever 22a is mounted to suit a left-handed user. In contrast to the embodiment of Fig. 4 is the brake lever 22a of Fig. 6 is bent backwards relative to the plane of the drawing, whereby it can be seen that its tip protrudes backwards from an imaginary plane F with respect to the plane of the drawing. The transmitter for a left-handed person differs from transmitter 1 for a right-handed person according to Fig. 1 and Fig. 2 not only in the form of the brake lever 22a, but also in the position of a wheel 10. Although this is not shown, the transmitter for a left-handed person has a design in which the wheel 10 is arranged on one side of the head section 4 which corresponds to the side according to Fig. 1 and Fig. 2 is opposite. The user then grasps the grip section 2 with their right hand and operates the trigger lever 20 with a finger of their right hand, in order to operate the wheel 10 with their left hand, i.e., their dominant hand, the wheel 10 requiring fine operation. The trigger lever 20 is normally operated with the index finger, with the engine power being adjusted by pulling the throttle lever 21 towards the operator, with the index finger placed on the throttle lever 21, while the brake is operated by pressing the brake lever 22a with the back of the index finger.

[0044] In addition to the wheel 10 and the trigger lever 20, the head section 4 of the transmitter 1 also features a variety of operating elements, such as buttons. These operating elements can be assigned special functions, which are related to the operation of the controlled object.

[0045] As in Fig. 1 and Fig. As shown in Figure 2, the head section 4 has a display section 11 and an antenna 12. The display section 11 is inclined at a predetermined angle so that it is more visible to the operator when gripping the handle section 2. The display section 11 is a display for showing settings of the transmitter 1, whereby switching the display and / or changing the settings of the transmitter 1 is possible by operating the setting controls 13 arranged around the display section 11, for example, a toggle switch and / or other operating buttons and / or slide switches.

[0046] The antenna 12 is pivotably mounted on an end portion of the head section 4 that faces the display section 11 when the handle section 2 is gripped by the operator (i.e., one end of the head section 4 faces the end of the head section 4 that is facing the operator when they grasp the handle section 2). When remotely controlling the controlled object, the antenna 12 is used in an erect state (not shown) with a vertical orientation, by moving it from a horizontal state (in Fig. 2 (shown by a solid line), in which it forms a single outer contour together with the head section 4, and is rotated by 90°. If the antenna 12 is used in the erect state, this can increase its directional effect for the remote control of the controlled object. <1-4. Electrical Configuration>

[0047] Furthermore, the head section 4 is provided with an internal electrical circuit section containing the display section 11 described above, a transmission section 30, a memory section 31 and a control section 32, as shown in Fig. 7 shown.

[0048] The base part 3 is provided with a replaceable battery 33, the battery 33 serving to supply various sections of the electrical circuit part (display section 11, transmission section 30, storage section 31 and control section 32) with the required drive power.

[0049] The transmission section 30 is configured to modulate and amplify the transmission data generated by the control section 32 and to transmit the modulated and amplified control signal to the controlled object via the antenna 12 under control of the control section 32.

[0050] Memory section 31 is configured to store various setting information based on the operation of the setting controls 13, for example, a toggle switch, under the control of control section 32. Furthermore, memory section 31 contains a stored control program configured to perform the drive control of various sections that comprise transmitter 1.

[0051] The control section 32 is configured for comprehensive control of the display section 11, the transmission section 30 and the memory section 31, wherein the control section 32 generates the transmission data corresponding to the actuation and / or adjustment of the wheel 10 and / or the trigger lever 20, the control display of the display section 11, the control output of the control signal from the transmission section 30 via the antenna 12, the memory setting data in the memory section 31 and the execution of the drive control of various sections of the transmitter 1 based on the control program stored in the memory section 31, and so on. <1-5. Effect and advantage of the sender>

[0052] In the transmitter 1 described above, an operator grasps the grip section 2 with one hand, places an index finger of the hand holding the grip section 2 on the trigger lever 20, and uses this index finger to actuate the trigger lever 20, while the operator operates the wheel 10 with the other hand, which holds the wheel 10. The control signal corresponding to the actuation of the trigger lever 20 and the wheel 10 is then transmitted to the controlled object for remote control of the controlled object.

[0053] Furthermore, according to the above embodiment, the transmitter 1 offers the possibility of freely selecting a brake lever 22 for a right-handed or a left-handed person, or even selecting one of the brake levers 22 with the desired shape and / or dimensions for a right-handed person, or one of the brake levers with the desired shape and / or dimensions for a left-handed person, and easily exchanging the brake lever by removing the screw 26, which allows the exchange for the brake lever 22 that is adapted to the respective dominant hand with corresponding finger thicknesses of the operator. <1-6. Further embodiment for the transmitter»

[0054] With regard to the embodiment described above, the configuration described is one in which the throttle lever 21 is freely rotatable in the initial state and the brake lever 22 is fixedly screwed to the throttle lever 21. However, a configuration is also possible in which the relationship between the throttle lever 21 and the brake lever 22 is reversed. This means that the brake lever 22 can be freely rotatable in the initial state and attached to the head 4, while the throttle lever 21 can be fixedly screwed to the brake lever 22. It is obvious that in such a further embodiment, the throttle lever 21, similar to the embodiment described above, runs along the imaginary plane, with the brake lever 22 running in the direction that intersects the imaginary plane.

[0055] Although embodiments of the transmitter according to the present invention have been described above, the present invention is not limited by descriptions and drawings relating to these embodiments. It is understood that all further embodiments, examples, and implementation techniques that can be realized by a person skilled in the art in the field or the like, based on the above embodiments, fall within the scope of the present invention. Reference symbol list 1 radio control transmitter (transmitter) 2 Handle part 3 Base part 4 Headboard 6 Stop as an actuating element for the throttle lever 7 Stop as an adjusting element for the brake lever 8. Rotating shaft for the trigger lever 10 Wheel as control element 20 trigger levers as operating elements 21 Throttle lever as first lever 22 Brake lever as second lever F Imaginary plane

Claims

[1] Radio control transmitter (1) for transmitting a control signal to a controlled object, comprising: an actuating element (10, 20) configured such that the control signal is generated by actuating the actuating element (10, 20), wherein the actuating element (10, 20) comprises a first lever (21) rotatable relative to a rotary shaft (8) along an imaginary plane (F) orthogonal to the rotary shaft (8), the first lever (21) extending along the imaginary plane (F); and a second lever (22) integrated into the first lever (21), characterized bythat the second lever (22) extends in a direction that intersects the imaginary plane (F), the second lever (22) having a base end and a tip end, the base end extending along the imaginary plane (F), the tip end protruding from the imaginary plane (F), and the extension direction of the tip end intersecting the imaginary plane (F). [2] Radio control transmitter according to claim 1, characterized by that the first lever (21) is pivotally mounted on the rotary shaft (8), and the second lever (22) is replaceably attached to the first lever (21). [3] Radio control transmitter according to claim 2, characterized by that an adjusting element is provided for adjusting a rotation range for the second lever (22).

Citation Information

Patent Citations

  • Radio control transmitter

    JP2015213658A

  • JP002015213658A