121 results about "Second finger" patented technology

The invention provides a dexterous hand which comprises a palm structure, a plurality of first joint modules and a second joint module, each first joint module comprises a first side swing assembly and a first finger structure, and each first finger structure comprises a plurality of first finger shells and a plurality of first knuckle steering engines arranged in the first finger shells; the first knuckle steering engines drive the first finger shells to rotate in a one-to-one correspondence mode, the second joint module comprises a second side swing assembly and a second finger structure, and the second finger structure comprises a plurality of thumb knuckle shells and a plurality of thumb knuckle steering engines arranged in the thumb knuckle shells. The thumb knuckle steering engines drive the thumb knuckle shells to rotate in a one-to-one correspondence mode. The dexterous hand provided by the invention has more active degrees of freedom, can more accurately simulate the movement of a human hand, and is longer in service life and lower in control difficulty. In addition, the first joint module and the second joint module are both independent modules, so that maintenance and replacement are convenient.

The invention belongs to the technology of dexterous hands, and discloses a full-knuckle movable multi-mode automatic switching bionic dexterous hand. The bionic dexterous hand comprises a palm shell module, a mode conversion module, a crawler wheel module and a finger module. The finger module comprises a first finger and a second finger which have four degrees of freedom. The mode switching module is used for achieving mode switching of the full-knuckle movable type multi-mode automatic switching bionic dexterous hand. And in the wheel type tail end mode, the second finger is retracted into the palm shell module, and the crawler wheel module is located below the palm shell module. And in the dexterous hand mode, the second finger extends to the right front of the palm shell module, and the crawler wheel module is retracted into the palm shell module. The robot can be automatically switched between a wheel type tail end mode and a dexterous hand mode, the functions of grabbing, wheel type moving and tail end supporting can be achieved, the application range of the dexterous hand can be expanded, switching collaboration is high, control precision is high, and the robot has the advantages of being compact in structure and light in weight.

The subject technology detects a first gesture and a second gesture, each gesture corresponding to an open trigger finger gesture. The subject technology detects a third gesture and a fourth gesture, each gesture corresponding to a closed trigger finger gesture. The subject technology, selects a first virtual object in a first scene. The subject technology detects a first location and a first position of a first representation of a first finger from the third gesture and a second location and a second position of a second representation of a second finger from the fourth gesture. The subject technology detects a first change in the first location and the first position and a second change in the second location and the second position. The subject technology modifies a set of dimensions of the first virtual object to a different set of dimensions.

The invention discloses a thumb bionic mechanical finger, a gear driving type bionic mechanical finger and a bionic manipulator thereof, and belongs to the field of manipulators. Comprising a supporting part, a first finger section, a second finger section, a third finger section, a first driving part, a second driving part, a first gear transmission part and a second gear transmission part. The first finger section is connected with the supporting part, the second finger section is connected with the first finger section, and the third finger section is connected with the second finger section; the first gear transmission part is arranged between the supporting part and the first finger section, and the second gear transmission part is arranged between the first finger section and the second finger section; the first driving piece is connected with the first gear transmission piece, and the second driving piece is connected with the second gear transmission piece. The mechanical arm has the beneficial effects that the two independent driving parts are matched with the two bevel gear transmission parts to drive the first finger section and the second finger section correspondingly, and independent and accurate control over the metacarpophalangeal joint and the middle joint is achieved. The design allows the fingers to move complexly and flexibly, and is suitable for fine operation tasks.

Described herein is a process for mounting a tire onto a wheel. The process comprises positioning the tire in respect to the wheel such that a first arc of the bottom bead extends between the wheel's top and bottom bead seats. Next, two fingers are placed in contact with the bottom bead at locations immediately adjacent to opposing ends of the first are of the bottom bead. The first finger rotates about the central axis in a rotational direction away from the first arc of the bottom bead while applying a force in a direction of the bottom bead to advance all of the bottom bead below the top bead seat. These steps are repeated with the top bead to advance all of the top bead below the top bead seat. During the process, the first finger and the second finger may not contact any portion of the wheel

The utility model relates to the technical field of robots, in particular to an electrically-driven humanoid dexterous hand which comprises a palm body, a first finger pulp and a second finger pulp, a bending block is rotatably installed on one side of the palm body, and bending structures are arranged at the upper end of the palm body and one side of the bending block. A first finger pulp is movably installed at the upper end of the palm body and one side of the bent block through a bent structure, a second finger pulp is installed at one end of the first finger pulp through a bent structure, a user pulls a pull rod downwards, the pull rod drives a moving plate to move downwards, the moving plate drives one end of a connecting rod to move, and the connecting rod drives an adjusting rod to move. The adjusting rod drives the pop-up clamping block to move towards the interior of the movable groove, so that the pop-up clamping block is separated from the limiting groove, the assembling head and the connecting strip can be pulled out from the interior of the assembling groove, the rotating frame can be detached from the first finger pulp or the second finger pulp, and the finger pulp is convenient to replace.

The present invention provides gloves and a method for using gloves that protect the fingertips and allow for quick retraction and exposure of the fingertips while wearing the gloves without removing them, as needed. [Solution] The second finger portion 22 of the glove A, which can accommodate the index finger F2, has a fingertip covering portion 220 that can cover the tip region of the ventral side of the index finger F2, and a finger base covering portion 221 that can cover the base region from the center of the ventral side of the index finger F2 towards the base. A slit portion 3A is formed from a base edge portion 220a provided at the base end of the fingertip covering portion 220, and a toe edge portion 221a provided at the toe end of the finger base covering portion 221, which is opposite to the base edge portion 220a. Furthermore, the fingertip covering portion 220 and the finger base covering portion 221 are made of fabric with a raw-cut finish.

This application discloses a helmet safety belt, belonging to the field of safety belt technology. The helmet safety belt includes a first strap and a second strap. One end of the first strap is wrapped with a winding loop, and one end of the winding loop is fixedly connected to a connecting strip. A fixing component is provided between the connecting strip and the second strap. The fixing component includes a first finger ring and a second finger ring respectively fixedly connected to the connecting strip and one end of the second strap. A fixing sleeve is fixedly connected to the outer wall of the second finger ring. By hooking the first finger ring and the second finger ring with one hand and bringing them close, the insertion rod and the extension sleeve can be aligned with the positioning cylinder. During the pushing process, the extension sleeve retracts, the spring compresses, and the locking block of the fixing rod is squeezed and rotates. When the locking block reaches the locking slot, the torsion spring and the spring return to their original positions, so that the locking block is locked into the locking slot and fits tightly against the inner wall of the slot, effectively limiting the locking block to prevent loosening. Tightening the winding loop can make the strap taut, ensuring that the helmet is worn securely and preventing it from falling off during use.

This application discloses a surface acoustic wave (SAW) resonator, filter, and electronic device, relating to the field of resonators. The SAW resonator includes: a piezoelectric substrate; interdigitated electrodes located on one side surface of the piezoelectric substrate; the interdigitated electrodes include first and second fingers alternately arranged along a first direction, the first and second fingers extending along a second direction, the first and second directions intersecting in a plane parallel to the piezoelectric substrate; a first groove is formed in the surface of the piezoelectric substrate between adjacent first and second fingers; two reflective gratings are disposed on the same side surface of the piezoelectric substrate as the interdigitated electrodes; in the first direction, the interdigitated electrodes are located between the two reflective gratings; the reflective gratings include multiple third fingers arranged sequentially along the first direction; a second groove is formed in the surface of the piezoelectric substrate between adjacent third fingers. The technical solution of this application can improve the steepness of the filter in the transition band.

The application relates to the technical field of interactive control, in particular to an interactive control method and an electronic device. The method comprises the following steps: in the case that an interaction mode is a multi-screen linkage interaction mode, detecting a touch point of a first finger on a first screen to obtain first touch information; detecting a touch point of at least one second finger on a touch module to obtain second touch information; and controlling a controlled object displayed on the first screen to execute a preset operation task based on the first touch information and the second touch information. Therefore, the application can provide a more natural, efficient and low-burden large-screen human-computer interaction experience.

The invention discloses a surface acoustic wave filter and electronic equipment, and belongs to the technical field of filters. The surface acoustic wave filter comprises: a resonator structure having a first finger strip extending along a first direction; the capacitor structure is connected with the resonator structure in parallel, the capacitor structure comprises two bus bars which are oppositely arranged, a target finger bar which is connected with one bus bar and is separated from the other bus bar is arranged between the two bus bars, and the target finger bar extends in the second direction; the capacitor structure is divided into first finger strip regions and second finger strip regions which are alternately arranged along the length direction of the bus bar; wherein the target finger strip in the first finger strip area is a first target finger strip, the target finger strip in the second finger strip area is a second target finger strip, and the finger strip parameters of the first target finger strip and the second target finger strip are different. The surface acoustic wave filter can reduce excitation of clutters.

A system for removing a cap seal from a fastener, includes a seal remover including fingers outwardly extending from a base. The fingers include one or more first fingers and one or more second fingers. The one or more first fingers are sized, shaped, or configured differently than the one or more second fingers. Passages are defined between the fingers. The seal remover is configured to be coupled to a distal end of an operative portion of a tool. The tool is configured to be operated to rotate the seal remover in relation to the cap seal so that the fingers remove the cap seal from the fastener. Removed portions of the cap seal are discharged through and out of the passages.

The present disclosures relates to a glove and device to be used with the glove for vaginal touch measure for pelvic measurement, the glove having a palm portion and a plurality of finger portions extending from the palm portion, the device comprising: a first magnet for placing on a first finger of a user's hand; a first magnetic sensor for sensing magnetic field, for placing on a second finger of a user's hand; a second magnetic sensor for sensing magnetic field for placing on a third finger of a user's hand; and a data processing device; wherein the data processing device is arranged to: acquire, from the first magnetic sensor, a signal corresponding to the sensed magnetic field by the first magnetic sensor; acquire, from the second magnetic sensor, a signal corresponding to the sensed magnetic field by the second magnetic sensor; obtain, from the acquired signals, a distance between the first magnet and the first magnetic sensor, and a distance between the first magnet and the second magnetic sensor.

This invention relates to a five-finger grasping hand for use in the field of robotic manipulators. The hand includes a first finger at the tail end of the palm, which is movably connected to the palm via a swing frame and a mounting frame. Several second fingers are located at the front end of the palm, movably connected to the palm via a first linkage assembly. A first transmission structure is located inside the mounting frame, allowing the first fingers to swing along the swing frame via this structure. A second transmission mechanism is located inside the palm, with the number of second transmission mechanisms matching the number of second fingers. This second transmission mechanism is movably connected to the first linkage assembly, effectively suppressing any gaps or misalignments at connection points and transmission points, whether in static or dynamic states. This significantly improves the positioning accuracy of the fingertips and the stability of force control during grasping.

The bionic mechanical claw comprises a claw seat, a disc, a first claw and a second claw, a steering engine is arranged in the claw seat, the disc is horizontally arranged at the top of the claw seat, the steering engine can drive the disc to rotate, the first claw and the second claw are symmetrically hinged to the two sides of the claw seat in the horizontal direction respectively, and two connecting rods are hinged to the disc in a bilateral symmetry mode. The two connecting rods are hinged to the middle of the first finger claw and the middle of the second finger claw correspondingly, and the head of the first finger claw and the head of the second finger claw can be driven to get close to each other or get away from each other through the two connecting rods by rotating the disc forwards or reversely. The bionic mechanical claw for the teaching experiment is simple in structure, materials are convenient to obtain, and the bionic mechanical claw is suitable for teaching scene demonstration and independent design and use; a steering engine is adopted for driving, the control precision is high, the bionic fingers are driven to act through a disc and a connecting rod structure, the grabbing stability is good, the two sets of symmetrically-designed finger claws can simulate the fingers to achieve self-adaptive grabbing of objects of different shapes, and the application range is wide.

This application provides a robotic hand and a robot, relating to the field of robotics technology, to solve the problem of limited grip width in robotic hands. The robotic hand includes a first, second, and third finger and a mounting base; the first finger has a first root phalanx, the second finger has a second root phalanx, and the third finger has a third root phalanx; the second and third root phalanxes are arranged side-by-side and fixedly connected to the mounting base; the first finger can flip and switch between a first and a second extreme position; in the first extreme position, the first, second, and third root phalanxes are arranged side-by-side; in the second extreme position, the first root phalanx is at least partially outside the area directly opposite the second and third root phalanxes, and the first finger is configured such that its fingertip contact surface can contact a local area of ​​the fingertip contact surface of the second finger that is biased towards the fingertip contact surface of the third finger. This can increase the grip width of the robotic hand.

The invention relates to a thread guide for an apparatus for manufacturing a filamentary stiffening structure of a tyre. The thread guide (10) comprises a base (32) and first and second fingers (34) which are supported by the base and are each provided with a guide portion (40) for the thread (14). The guide portions (40) together form a funnel capable of guiding the thread from mutually remote front edges (44) towards closer-together rear edges (46) of the guide portions (40). The closer-together rear edges (46) are curved and delimit between them a passage for the thread having a width greater than or equal to the diameter of the thread. The base (32) defines an opening (52) longitudinally extending the passage for the thread, the transverse dimension of the opening (52) increasing in the direction away from the passage for the thread (14).

A gripping device is disclosed. The gripping device includes a first finger, a second finger facing the first finger, a first link having a first end connected to the first finger, a second link having a first end connected to the second finger, and a differential device including a motor and configured to connect a second end of the first link and a second end of the second link, wherein, when the motor is driven, the differential device rotates the first link and the second link in different directions, and when the second link is rotated in a first direction by an external force, the differential device rotates the first link in the first direction.

To provide a sealer-divider-dissector and related methods. [Solution] The surgical instrument includes a pair of jaws for processing tissue placed between them, a housing, a hemostatic forceps gripping mechanism, an elongated shaft positioned between the housing and the pair of jaws and defining a longitudinal axis, and a pull tube at least partially located within the elongated shaft. The hemostatic forceps gripping mechanism includes a link system configured to move the jaws between an open position and a close position, the link system comprising a first shank having a distal end rotatably coupled to the housing at a first fixed pivot point and a proximal end coupled to a first finger grip, a second shank having a distal end rotatably coupled to the housing at a second fixed pivot point and a proximal end coupled to a second finger grip, and a slider link operationally coupled to the first and second shanks.

The application provides a grasping training device and a rehabilitation training system, and relates to the technical field of rehabilitation training. The grasping training device comprises a guide piece, a first finger plate, a second finger plate and a driving assembly. Two sliding pieces are arranged, and the two sliding pieces are respectively connected with the guide piece in a sliding mode. The first finger plate and the second finger plate are arranged on the two sliding pieces respectively. The first finger plate is provided with a first finger placing position, and the second finger plate is provided with a second finger placing position. The driving assembly is arranged on the guide piece. Under the driving of the driving assembly, the two sliding pieces are away from or close to each other. The grasping training device and the rehabilitation training system provided by the application are simple in structure, convenient to use, and convenient for patients to use at home or alone, so that the use cost of the patients is reduced.

A robotic gripper comprising: a base; a first finger comprising a proximal phalanx connected to the base by a joint; a second finger comprising a proximal phalanx connected to the base by a joint, the first and second fingers being movable relative to each other; wherein the base comprises a suction cup arranged to allow the gripper to interact with an object by suction.

The application provides a touch method, an electronic device and a system, and relates to the technical field of terminals. The application can detect the position of a user's finger in part of a detection area, thereby meeting the demand of single-hand operation of the user. The method comprises the following steps: a first electronic device acquires a first finger position of a user holding the first electronic device at a first edge of a first area of the first electronic device, and the first area is part of a detection area of the first electronic device. The first electronic device acquires a second finger position of the user holding the first electronic device at a second edge of the first area, and the first edge and the second edge of the first area are opposite edges, which are perpendicular to the long side of the detection area. The first finger position corresponds to a first display element displayed by a second electronic device at a first edge of a display area; and the second finger position corresponds to a second display element displayed by the second electronic device at a second edge of the display area, and the first edge and the second edge of the display area are opposite edges.

[Solution] A glove 2 can be worn on a hand, and comprises: a glove body 10; a knuckle guard member 20 provided on the glove body 10; a connection structure 30 that connects the knuckle guard member 20 to the glove body 10; and a fastener member 40 provided on the glove body 10. The connection structure 30 is a seam and connects the knuckle guard member 20 to the glove body 10. The connection structure 30 includes: a second finger piece connection part 32 provided on a dorsum-side second finger piece 102; a third finger piece connection part 33 provided on a dorsum-side third finger piece 103; a fourth finger piece connection part 34 provided on a dorsum-side fourth finger piece 104; a fifth finger piece connection part 35 provided on a dorsum-side fifth finger piece 105; and side connection parts 38 each provided on the outer side of each of the second finger piece connection part 32 and the fifth finger piece connection part 35.

The invention discloses hemostatic forceps for thyroid surgery, and relates to the technical field of surgical instruments, the hemostatic forceps comprise a first forceps handle, a positioning pin and a second forceps handle, the middle of the first forceps handle is fixedly connected with the positioning pin, the outer wall of the positioning pin is rotatably connected with the second forceps handle, and one side of the outer wall of the first forceps handle is connected with a first forceps head. One side of the outer wall of the first forceps handle is connected with a first forceps head, the other side of the outer wall of the first forceps handle is connected with a first finger ring, one side of the outer wall of the second forceps handle is connected with a second forceps head, the other side of the outer wall of the second forceps handle is connected with a second finger ring, one side of the outer wall of the first finger ring is fixedly connected with a first lock catch, and one side of the outer wall of the second finger ring is fixedly connected with a second lock catch. According to the haemostatic forceps for the thyroid surgery, through the combined design of the built-in protruding parts and the anti-skid grooves of the finger rings, the stress area during operation is increased, the finger load is reduced, holding slipping is avoided, and the comfort and operation reliability of long-time surgery operation are improved.

The utility model relates to the technical field of gloves, and particularly discloses a finger-exposed glove convenient for touch operation, which comprises a glove main body, a first fingerstall is fixedly connected to one side of the surface of the glove main body, and a first through hole is formed in the fingerprint position of the first fingerstall; through the arrangement of the glove main body, the first fingerstall, the first through hole, the second fingerstall and the pull rope, when the glove is used, the glove main body covers a palm; a first through hole at the fingerprint of the first fingerstall enables the pulp of the thumb to directly contact with an object, and a first elastic sleeve at the edge of the back surface can tighten cloth around the hole to prevent displacement and enhance the fitting degree; the two second fingerstalls are located on the other side of the glove body and wrap the index finger and the middle finger respectively, pull ropes on the surfaces of the second fingerstalls are connected to the connecting sleeves, finger pulp areas are exposed through second through holes, the positions of knuckles are fixed in cooperation with second elastic sleeves, and touch accuracy is ensured; the tightness of the positioning belt in the middle of the pull rope is adjusted through the adsorption paste to adapt to different finger thicknesses, and meanwhile the stable distance between the connecting sleeve and the second finger sleeve is maintained.

The present application discloses a solar cell string and a photovoltaic module. In one aspect, a solar cell string includes a solar cell and first connecting members. The solar cell includes a substrate and first doped layers and second doped layers formed on a first surface of the substrate. A first isolation region is provided between a first doped layer and an adjacent second doped layer. First fingers are disposed on the first doped layers. Second fingers are disposed on the second doped layers. The first fingers and the second fingers extend along the first direction. Intersections of the first connecting members and the second fingers are provided with second insulating blocks in a one-to-one correspondence with the second fingers. Along the second direction, at least a part of the second insulating blocks extend into first isolation regions adjacent thereto.

In some embodiments, an arrow comprises a shaft and a notch in an end of the arrow. The notch is arranged to receive a bowstring. A first finger recess and a second finger recess are located in proximity to the notch. The first finger recess and the second finger recess comprise opposed diverging surfaces.

A hand includes: a hand body; a first finger disposed to the hand body; a second finger disposed to the hand body; and an advance / retract actuator that advances and retracts the first finger in predetermined first directions relative to the hand body independently of the second finger. The first finger includes a belt defining a contact surface to contact an article and movable in in-plane directions of the contact surface.

The utility model provides an upper limb function rehabilitation pillow which comprises a pillow body, a containing groove is formed in the top face of the pillow body, the containing groove comprises an arm groove and a hand groove, and the arm groove and the hand groove are sequentially formed in the length direction of the pillow body and communicated with each other. The hand groove comprises a palm groove, a first finger groove and a second finger groove, the palm groove, the first finger groove and the second finger groove are formed in the top face of the pad body, the palm groove is communicated with the arm groove and further communicated with the first finger groove and the second finger groove, the first finger groove is a bent groove, and the second finger groove is a bent groove. The second finger groove is located on one side of the first finger groove and is a linear groove, the first finger groove and the hand groove form a hand shape for a palm to grasp, and the second finger groove and the hand groove form a hand shape in which the palm center and the fingers are straightened. The pillow can realize simultaneous intervention of multiple joints of the upper limb, and integrates intervention of shoulders, elbows, forearms, wrists and fingers, so that the rehabilitation effect of the upper limb is better.

The invention discloses a special needling instrument for embroidery of oracle inscriptions and a needle conveying method of the special needling instrument, and relates to the technical field of embroidery process.The special needling instrument comprises a needle tube, a movable needle tip, a hinge shaft and a reset element; one end of the needle tube is a working end for embroidery operation, and the other end of the needle tube is a threading end; a through hole for threading an embroidery thread is formed in the end part of the threading end; the outer wall of the threading end of the needle tube is recessed inwards to form a first finger pinching groove and a second finger pinching groove for clamping, a block surface is mainly formed on the front side of the embroidery cloth through combination and superposition of units, shuttling and consumption of embroidery threads on the back side are reduced, and compared with a traditional embroidery method pursuing double-side flatness, the embroidery method has the advantages that the embroidery efficiency is improved, and the embroidery cost is reduced. On the premise that the same front visual effect is achieved, a certain effect of saving embroidery thread materials is achieved.