104results about "Emergency springs" patented technology

A touch screen device is disclosed. The touch screen device includes a touch screen panel having a capacitive sense array, and a passive dial including first, second and third conductive parts. The first conductive part and the third conductive part are in proximity to a surface of the touch screen panel, and the second conductive part is conductively coupled to the third conductive part when the passive dial is pressed and is not conductively coupled to the third conductive part when the passive dial is not pressed. A position of the first conductive part above the capacitive sense array corresponds to a touch index in the capacitive sense array and a position the third conductive part above the capacitive sense array corresponds to a button press index in the capacitive sense array. The first, second and third conductive parts are movable in conjunction with a rotation of the passive dial.

A switch device includes a circuit board, a coil structure, a lower cover, an upper cover, an elastic part, and a sliding part. The circuit board gas a through hole running through the circuit board. The coil structure is disposed on the circuit board and surrounds the through hole. The lower cover us located over the coil structure. The upper cover is disposed on the lower cover. The lower cover and the upper cover form an accommodating space. The elastic part is located in the accommodating space. The sliding part passes through an opening of the upper cover and is configured to slide relative to the lower cover along a direction. The sliding body is configured to drive the sliding part to pass through the through hole along the direction to generate a switch signal corresponding to an inductance variance of the coil structure.

A key structure comprising an upper and lower key stem, a rotatable middle key stem including a magnetized element disposed therein, the rotatable middle key stem coupled between and in axial alignment with the upper and lower key stems, and a magnetic field generator configured to steer a magnetic field through the magnetized element of the rotatable middle key stem. The rotatable middle key stem is operable to be longitudinally rotatable between a first and second position, while the upper and lower key stems are rotationally fixed. The generated magnetic field, when at a first setting, applies a first magnetic force on the magnetized element causing the middle key stem to rotate to the first position, and when at a second setting, applies a second magnetic force on the magnetized element causing the middle key stem to rotate to the second position.

An improved key structure for a keyboard may be installed on a keyboard iron plate and comprises lower housing and upper housings. The lower housing includes a lower peripheral wall which includes a lower bulge portion thereon, both side surfaces of the lower peripheral wall include a pair of elastic arms thereon that include a latching portion and a pulling portion thereon. The upper housing is assembled on the lower housing, and includes an upper bulge portion. The elastic arms extend from the bottom of the lower housing, the tops of the elastic arms are aligned with an upper surface of the lower bulge portion, and two sides of the elastic arms abut against the lower peripheral wall, so that the insertion force of the key structure is small, and the key structure is firmly buckled on the keyboard iron plate with a large buckling force.

The invention relates to an electrical switch (1), in particular a medium voltage switch, comprising: an insulating housing (2); a mechanically actuatable switching device (3), which is arranged in the housing (2); a switching lever (4) extending at least partially through a cavity (5) inside the housing (2) to actuate the switching device (3); a driver (6) for actuating the switch lever (4); and a spring system (10). In this case, the spring system (10) comprises a first spring (11) and a second spring (12) which are nested with one another, said first spring (11) and second spring (12) exerting forces on the drive (6) in opposite directions.

A contactor device is provided that includes a movable contact configured to selectively open / close an electrical circuit. The movable contact is coupled to the shaft, and the shaft is retained in the closed position by the latch. The movable member is biased away from the latch. During an event, a biasing force that biases the movable member away from the latch is overcome. The movable member disengages the latch from the shaft, allowing the shaft to move to the open position. In an example, a movable member is disposed over an opening of a housing of the contactor device.

A fusible disconnect switch devices includes dual sets of switch contacts to connect or disconnect a current path through an overcurrent protection fuse with reduced arcing severity. Faster acting and longer contact path switch mechanisms are described providing satisfactory switching of DC circuits without excessive electrical arcing in a reduced physical package size.

A fusible disconnect switch devices includes dual sets of switch contacts to connect or disconnect a current path through an overcurrent protection fuse with reduced arcing severity. Faster acting and longer contact path switch mechanisms are described providing satisfactory switching of DC circuits without excessive electrical arcing in a reduced physical package size.

The invention relates to an electrical contactor (10) comprising: a fixed contact part (12) and a movable contact part (14), the movable contact part being movable relative to the fixed contact part (12) between a contact position in contact with the fixed contact part and a separated position separated from the fixed contact part (12); the actuator (16) is used for driving the movable contact part (14) to move relative to the fixed contact part (12) towards a contact position in contact with the fixed contact part (12) or a separation position separated from the fixed contact part (12); a linkage portion (30) for driving the movable contact portion (14) independently of the actuator (16) from a contact position to a separation position, characterized in that the linkage portion (30) comprises a drive spring (32) and a system for releasably locking the linkage portion.

A vacuum circuit breaker includes a vacuum circuit breaker unit (500) and a drive unit (100). The driving unit (100) comprises an opening spring (110) for biasing a movable contact (510) of the vacuum circuit breaker unit (500) to an open position; and a spring tension adjusting mechanism. The spring tension adjustment mechanism includes an adjustment actuator (120) and a rigid coupling rod (130) connecting the adjustment actuator (120) to the second end of the opening spring (110). The adjustment actuator (120) is arranged offset from the opening spring axis (170).

A fusible disconnect switch devices includes dual sets of switch contacts to connect or disconnect a current path through an overcurrent protection fuse with reduced arcing severity. Faster acting and longer contact path switch mechanisms are described providing satisfactory switching of DC circuits without excessive electrical arcing in a reduced physical package size.

A contactor device includes a movable contact configured to selectively open / close an electrical circuit. The movable contact is coupled to a shaft, and the shaft is retained by a latch in the closed position. A movable member is biased away from the latch. During an event, the biasing force biasing the movable member away from the latch is overcome. The movable member causes the latch to disengage the shaft, allowing the shaft to move to an open position. In examples, the movable member is disposed over an opening in a housing of the contactor device.

To provide electronic devices and electronic clocks with operating mechanisms that are more shock-resistant and space-saving. [Solution] The electronic clock comprises a leaf spring (11) and a substrate. The leaf spring (11) has a fixed first end (E1) and extends in the X direction from the first end (E1). The substrate has electrodes. The substrate contacts the second end (E2) of the leaf spring (11), which is opposite to the first end (E1), when the first position (P) of the leaf spring (11) is pressed by the pressing action of a push button switch, and does not contact the second end (E2) when the first position (P) is not pressed. The leaf spring (11) has a first bend (B1) between the first position (P) and the second end (E2). The components of the direction from the first bend (B1) to the second end (E2) and the direction from the first position (P) to the first bend (B1) are opposite along the x direction.

To provide a control module for an electronic device adapted to withstand shocks.SOLUTION: The present invention relates to a control module (10) for controlling an electronic device, the control module (10) comprising a push-button (11) including a striker element (111), and a switch (12) configured to be in the connected state or rest state, the striker element (111) being configured to drive the switch (12) into the connected state or the rest state. The control module (10) further comprises a stop member (13) configured to support the striker element (111) when the switch (12) is driven into the connected state or the rest state.SELECTED DRAWING: Figure 1

A contactor device includes a movable contact configured to selectively open / close an electrical circuit. The movable contact is coupled to a shaft, and the shaft is retained by a latch in the closed position. A movable member is biased away from the latch. During an event, the biasing force biasing the movable member away from the latch is overcome. The movable member causes the latch to disengage the shaft, allowing the shaft to move to an open position. In examples, the movable member is disposed over an opening in a housing of the contactor device.

A key structure may include a lower shell inserted into an insertion opening, where an annular stopper protrudes from the lower shell, which may include transparent grooves arranged on opposite inner sides of the annular stopper, the annular stopper may be formed with elastic arms on outer sides of the grooves, clamping hooks engaged with the top plate extend downwardly from the elastic arms, the annular stopper, and the annular stopper and a top plate stop and locate each other. The key structure may include an upper shell above the lower shell, that may include a through opening. The key structure may include a pressing shaft movably disposed between the lower shell and the upper shell, where a top end of the pressing shaft penetrates the through insertion opening. Moreover, the key structure may include a spring disposed and elastically supported between the lower shell and the pressing shaft.

Electromagnetic relay with: an excitation coil (12) which generates a magnetic field during a power supply; a movable core (16) which is driven by the magnetic field generated by the excitation coil (12); a movable element (22) which has a movable contact (25) and moves to follow the driven movable core (16); a plurality of fixed terminals (26, 28), each of which has a fixed contact (27, 29) that contacts the movable contact (25) during the supply of energy to the excitation coil (12); a base (20) comprising an electrically insulating resin which holds the majority of fixed terminals (26, 28); a fixed yoke (31, 31A, 31B) formed from a magnetic material and supported by at least one of the plurality of fixed terminals (26, 28); and a movable yoke (30, 30A, 30B) formed from a magnetic material and arranged to face the stationary yoke (31, 31A, 31B), wherein the movable yoke (30, 30A, 30B) is in contact with the movable element (22) and moves together with the movable element (22), wherein a direction in which the movable element (22) moves during the supply of energy to the excitation coil (12) is a contact movement direction (A); and a part of the fixed yoke (31, 31A, 31B) projects into a space between the plurality of fixed terminals (26, 28) when the fixed yoke (31, 31A, 31B) is viewed along the contact movement direction (A); and wherein the fixed yoke (31, 31A, 31B) has a plate shape and the fixed connection (26, 28) between the movable element (22) and the fixed yoke (31, 31A, 31B) is in the contact movement direction (A).

A vacuum circuit breaker comprises a vacuum breaker unit (500); and a drive unit (100). The drive unit (100) includes an opening spring (110) for biasing a movable contact (510) of the vacuum breaker unit (500) towards the open position; and a spring tension adjustment mechanism. The spring tension adjustment mechanism comprises an adjustment actuator (120); and a rigid coupling link (130) connecting the adjustment actuator (120) to the second end portion the opening spring (110). The adjustment actuator (120) is arranged offset from an opening spring axis (170).

A contact system and electromagnetic contactor are provided in which the contact system includes a movable contact that moves along a closing direction and a pair of stationary contacts that are disposed facing each other along a longitudinal direction transverse to the closing direction. Each stationary contact has a C-shaped body with first and second legs that are oriented toward a center of the contact system and are spaced apart along the closing direction. The movable contact has a first movable contact portion disposed between the first and second legs of the first stationary contact and a second movable contact portion disposed between the first and second legs of the second stationary contact. The first and second stationary contacts each include a terminal portion that extends from the respective second leg in a direction that forms a non-zero angle with the longitudinal direction.

A key switch assembly includes a sliding member that is slidable by pressing of an operation member, a support member having a guide that guides the sliding member, a first elastic member provided between the sliding member and the support member, the first elastic member generating a repulsive force against a force pressing the operation member, a second elastic member that is attached to the sliding member, and an electrical contact disposed so as to have an air gap between the electrical contact and the second elastic member in a state before the operation member is pressed, the electrical contact being opened and closed by the second elastic member in accordance with sliding of the sliding member, wherein a spring constant of the second elastic member is larger than a spring constant of the first elastic member.

To provide a simple, low-cost electrical contactless switch that is easy to manufacture.SOLUTION: A moveable element 3 is made of a ferromagnetic material and is slidably attached into a housing 2. The moveable element 3 is adapted to move relative to the housing 2 between a resting position and an engaged position, the moveable element 3 is elastically biased towards the resting position. The moveable element 3 includes a plurality of spaced magnetized legs 4, 6, and at least part of the magnetized legs 4, 6 is slidably guided in the housing 2. The magnetic field sensor 7 is secured to the housing 2 and positioned to face the plurality of magnetized legs 4, 6. The magnetic sensor 7 is configured to detect a magnetic field generated by the magnetized legs 4, 6 as the moveable element 3 is in the engaged position. The moveable element 3 is closer to the magnetic field sensor 7 in the engaged position than in the resting position.SELECTED DRAWING: Figure 1

A vacuum circuit breaker comprises a vacuum breaker unit; and a drive unit. The drive unit includes an opening spring for biasing a movable contact of the vacuum breaker unit towards the open position; and a spring tension adjustment mechanism. The spring tension adjustment mechanism comprises an adjustment actuator; and a rigid coupling link connecting the adjustment actuator to the second end portion the opening spring. The adjustment actuator is arranged offset from an opening spring axis.

A module (1) includes a plate spring (11) and a substrate (20). The plate spring (11) includes a fixed first end (E1) and extends from the first end (E1) in a first direction (X). The substrate (20) includes an electrode (21) that contacts a second end (E2) of the plate spring (11) opposite the first end (E1) in response to a first point (P) of the plate spring (11) being pressed by a pushbutton switch (Sw) being pressed and does not contact the second end (E2) in response to the first point (P) being not pressed. The plate spring (11) further includes a first bend (B1) between the first point (P) and the second end (E2). A direction from the first bend (B1) to the second end (E2) and a direction from the first point (P) to the first bend (B1) are opposite in a component along the first direction (X).

An electrical switch comprising a neutral contact adjustment system (610) adapted for adjusting a position of a neutral contact opening surface (631) relative to at least one phase contact opening surface (632) such that the neutral contact adjustment system (610) has a first operating state which is adapted to provide a simultaneous break operation in which a movable neutral contact (131) disconnects simultaneously with at least one movable phase contact (132) during an opening event, and a second operating state which is adapted to provide a late-break operation in which the movable neutral contact (131) disconnects later than the at least one movable phase contact (132) during the opening event.

Push buttons utilizing dome switches are often preloaded to take up any tolerances in the push button design causing a gap and provide consistent tactile feedback to a user. However, conventional push button preload techniques can be costly and difficult to consistently reproduce during push button manufacturing. The presently disclosed technology employs a new pre-load design without requiring pre-depression of the dome switch to close the gap, which permits a more forgiving tolerance to manufacturing variations.

An actuation device (100), in particular for a relay (200), is shown comprising a base element (10) and a drive rod (20) that is movable relative to the base element (10), where the actuation device (100) comprises an actuation element (30) for moving the drive rod (20) from a first position (21) to a second position (22), where the actuation element (30) comprises a film (40) made of an electroactive polymer (49).

The push-button arrangement for a gaming machine (1) comprises a push-button panel (4) comprising an opening (5) for receiving a push-button (6), a push-button (6) arranged in the opening (5) and having a rest position and a pushed position, push detection means (11, 12, 13, 14) configured to detect moving of the push-button (6) to the pushed position, and at least two bendable spring elements (7) having a fixed end (7a) attached to the push-button panel (4) and a free end (7b), wherein a force exerted on the free end (7b) causes bending of the spring element (7). The arrangement is configured such that pushing of the push-button (6) from the rest position to the pushed position exerts a force on the free ends (7b) of the spring elements (7), and the spring elements (7) are configured to push the push-button (6) back to the rest position when the push-button (6) is released.

An electronic device, including a frame body and a button assembly, where the frame body includes a first side surface and a second side surface, the second side surface is exposed to an outer surface of the electronic device, a mounting groove is provided in the frame body, a first opening is provided on the first side surface, a second opening is provided on the second side surface, and both the first opening and the second opening are in communication with the mounting groove; the button assembly includes a button cap and an elastic member, the button cap is disposed in the second opening, the elastic member is disposed in the mounting groove, a slide cover is disposed in the first opening, and the slide cover is detachably connected to the frame body.

This fuse unit (1) comprises: a bus bar (3) that acts as a conductor and in which a section to be cut (3b) is set; a case body (2) that supports two points sandwiching the section to be cut; a cutting section (4) that is disposed in a first space (6) that is an internal space of the case body and is formed on one side with respect to the bus bar, the cutting section acting as an insulator; and a reconnection section (5) that is disposed in a second space (7) that is an internal space of the case body and is formed on the side of the bus bar opposite to the first space, the reconnection section acting as a conductor, wherein the cutting section has a tip section (4c) that cuts the bus bar into a first portion (14) and a second portion (15) at the section to be cut and is able to move into the second space, and the reconnection section has a first connection section (5b) that comes into contact with the first portion and a second connection section (5c) that comes into contact with the second portion.

An input key assembly including: a keycap; a substrate; an elastic deformable shell-like structure disposed between the substrate and the keycap; and an optical sensing arrangement disposed on the substrate to transmit a light beam and sense an interruption to the light beam. The elastic deformable shell-like structure includes a peripheral base portion in abutment with the substrate; an apex portion in abutment with the keycap; and a plunger-like element extending away from underneath the apex portion, wherein a free-end of the plunger-like element is opaque. The elastic deformable shell-like structure and the optical sensing arrangement are arranged in a manner such that the free-end of the plunger-like element interrupts the light beam when the keycap is depressed to deform the elastic deformable shell-like structure for collapsing the apex portion relative to the peripheral base portion to move the plunger-like element along a longitudinal axis of the plunger-like element.