431 results about "Ring finger" patented technology

A control system for operation of a remote vehicle comprises a twin-grip hand-held controller having a volume of less than 1 liter and a weight of less than 1 lb. The twin-grip hand-held controller includes: a left grip shaped to be held between a user's left little finger, ring finger, and the ball of the thumb, leaving the user's left index finger, middle finger, and thumb free; a left control zone adjacent to the left grip, including a first analog joystick and a first 4-way directional control manipulable by the left thumb, and a left rocker control located on a shoulder portion of the controller; a right handed grip shaped to be held between the user's right little finger, ring finger, and the ball of the thumb, leaving the user's left index finger, middle finger, and thumb free; a right control zone adjacent the right grip, including a second analog joystick and a second 4-way directional control manipulable by the right thumb, and a right rocker control located on a shoulder portion of the controller; a tether zone between the left control zone and the right control zone, including a tether anchor configured to tether the hand controller between the left grip and the right grip and to permit the hand controller to hang with the left grip and right grip pointing upward; a tether extending from the tether anchor to the right shoulder of an operator, the tether including a strain relief section. A quick-release pad is worn on an operator's chest, the quick-release pad including a first fastener for affixing the quick-release pad to available mounts on the operator, and a second quick-release fastener for holding the hand-held controller to the quick-release pad to be readily removable by pulling on the hand-held controller.

The invention discloses a multi-freedom wearable robot for hand function recovery. The robot comprises mechanical arms and mechanical fingers; the mechanical fingers consist of a mechanical thumb, a forefinger, a middle finger, a ring finger and a little finger, wherein the forefinger, the middle finger, the ring finger and the little finger have the same structure as that of the thumb; the mechanical forefinger mainly comprises air muscle, a finger end bracket, a first middle connecting piece, a finger front end bracket and a second middle connecting piece which are connected in turn through a connecting rod; the air muscle drives the second middle connecting piece to move through a rigid string so that the finger of a patient makes lituate and adduction exercises; the inside of each connecting piece is provided with a pressure spring; and inside walls of the two connecting pieces are distributed with rolling beads to reduce friction between the connecting rod and the connecting pieces. The invention also provides a control system and an integrated electricity stimulation system of the robot to assist a patient to rebuild muscle function. The robot provides an assisted exercise mechanism for the fingers, has multiple freedom degrees and dimension adjustable movement mechanism, and can effectively assist the patient to finish repeated training of composite exercise for fingers and complicated finger dividing exercise.

An anthropomorphic multi-finger hand device for robot is composed of palm, thumb, forefinger, middle finger, ring finger, little finger, root joint for thumb and the root joints for other fingers. The root joints are active ones driven by motors. Each finger has three joints, and the joints have 11 degrees of freedom in total. All the other joints are under-driven ones. Its advantages are highly integrated level, easy control, small size and light weight.

An improved sports glove covering the index finger, middle finger, thumb, a portion of the palm, and a portion of the wrist of a human hand is disclosed. The pinky finger and ring finger, and a portion of the palm and a portion of the dorsal side of the hand are left uncovered with the glove of the present invention, which allows for greater aeration throughout the glove during use and greater control when gripping a sporting implement such as a tennis racquet handle, a golf club handle, or the like.

A batting glove particularly for baseball and softball includes padding along the palmar side of at least the proximal ends of the metacarpals of the ring finger and the small finger. Padding is absent over the hook of the hamate and preferably the carpometacarpal joints of the ring finger and the small finger.

The invention discloses a hand exoskeleton device for rehabilitation training. The hand exoskeleton device comprises an opisthenar mechanism, a power source, an index finger exoskeleton, a middle finger exoskeleton, a ring finger exoskeleton, a little finger exoskeleton and a thumb exoskeleton. The opisthenar mechanism comprises an opisthenar platform, a motor support and a screw support. The power source comprises an index finger part, a middle finger part, a ring finger part and a little finger part. The index finger exoskeleton, the middle finger exoskeleton, the ring finger exoskeleton and the little finger exoskeleton each comprise a connecting rod, a far knuckle support, a transition connecting rod, a middle knuckle support, a transmission connecting rod, a driving connecting rod and a near knuckle support. The thumb exoskeleton comprises a thumb driving rod, a thumb transmission rod, a thumb connecting rod, a thumb near knuckle support, a thumb far knuckle support, a thumb motor, a thumb screw rod, a thumb sliding block, a thumb screw rod support, a thumb sliding block connecting rod, a thumb motor support and a thumb back platform. The whole device is light, low in cost and easy to assemble, and solves the problems that in an existing hand rehabilitation device, all fingers are not independent from one another, the bending angle is limited, fine actions are difficult to achieve, and cost is high.

For hand signal enhancement, a reversible, flexible illuminated framework, for wearing upon the human hand or over gloves. Emanating from a wrist cuff, the framework comprises four or more rope light type LED illumination elements, that provide constant on, flashing, or sequential illumination, a battery pack upon the wrist cuff, an index finger mounted switch unit; the rope light is capable of various color illumination through use of waterproofed colored or clear translucent sheaths, the light elements are connected together with a web strap midway along the length of the light elements; fabric fingertip caps terminate the light elements and hold the light elements inline with the fingers of the hand; a Velcro band upon the light elements at the first finger joint of the index and the ring fingers keeps the lighting elements from rotating upon the fingers during use.

A bionic robot under-driven flexible hand device belongs to the technical field of anthropomorphic robot, and mainly comprises a thumb, a forefinger, a middle finger, a ring finger, a little finger and a palm. The device is provided with five independently controller fingers and fifteen joint freedoms, and is controlled by ten motors. The structures of four fingers (the forefinger, the middle finger, the ring finger and the little finger) are same. The variable initial configuration of finger and special effect of partial-coupling self-adapting grasping are realized through double motors, a transmission mechanism, a flexible component and reed component. The four fingers bend the second middle finger segment before grasping an object and the bottom finger segment bends for obtaining an excellent grasping preparing gesture. The robot hand is closer to man hand. The device of the invention has the advantages of compact structure, high integrity, external appearance, dimension and shape closer to man hand, capability for stably grasping and automatically adopting for objects with different shapes and dimensions. The device of the invention is used for anthropomorphic robot.

The invention discloses a mechanism of a humanoid robot hand, which is composed of a palm, five fingers and a mechanical interface. The five fingers are installed on the palm, and the root of the palm is provided with a mechanical interface. The connection between the mechanism and the robot arm. In the humanoid robotic hand mechanism of the present invention, the thumb and forefinger each have a degree of freedom and are respectively driven by a motor; the middle finger, ring finger and little finger share a degree of freedom and are driven by the same motor, and the transmission of the three fingers adopts the same modular design, The only difference lies in the length of the distal knuckles of the three fingers. The first two joints of the index, middle, ring, and little fingers are kinematically coupled individually. There is a motion decoupling device at the connection shaft between the proximal knuckles of each finger and the palm. When the proximal knuckles of the fingers are blocked from touching the object, the other knuckles can continue to move to complete the envelope grasping of the object.

A pneumatically artificial muscle driven flexible manipulator simulating human hand is composed of the bones of index finger, middle finger, ring finger and little finger and consisting of three units, the thumb bone consisting two units, thumb linking palm, middle palm, little finger linking palm, and artificial tendons. The hand bone system has 21 joints and 17 freedoms.

A swimmer's hand paddle simulating a human hand is formed from a generally planar member of PVC foam and has a central dome-shaped palm area for receiving the palm of the swimmer's hand. The paddle includes areas for receiving the thumb and fingers of the swimmer's hand. A wrist strap and one or more finger straps secures the user's hand to the paddle. The palm area, and also the areas which receive the swimmer's thumb and fingers, are provided with a series of apertures to allow the swimmer to feel passing water. The paddle is shaped to include an inwardly directed groove such that the peripheral portion of the paddle nearest the swimmer's second finger lies closer to the central palm area than do the peripheral portions nearest the index finger and ring finger. Also, an indented peripheral portion is formed between the swimmer's thumb and index finger.

The invention provides a bionic artificial hand. The bionic artificial hand comprises a palm part, a finger part, and a thumb-index web part, the finger part includes a forefinger assembly, a middle finger assembly, a ring finger assembly, a little finger assembly, and a thumb assembly, wherein the forefinger assembly, the middle finger assembly, the ring finger assembly, and the little finger assembly are respectively connected to the upper end of the palm part in a detachable manner, the thumb-index web part is vertically and rotatably connected to the inside of the palm part, and the thumb assembly is detachably connected to the thumb-index web part. According to the bionic artificial hand, the thumb assembly can internally or externally rotate, and the forefinger assembly, the middle finger assembly, the ring finger assembly, the little finger assembly and the thumb assembly can be stretched or bent. The bionic artificial hand is light in weight and convenient for long time wearing and use for patients.

This disclosure includes a hand motion-capturing device with a force feedback system. In some embodiments the device includes a base, a microcontroller connected to the base, a thumb sensor module and four-finger sensor modules each electrically connected to the microcontroller. In some embodiments, the device may include five-link rods that interconnect the thumb sensor module to the base and each of the four-finger sensor modules to the base. In some embodiments, the device includes a thumb force feedback system adapted and configured to receive a human thumb and a four-finger force feedback system adapted and configured to receive an index finger, a middle finger, a ring finger, and a little finger. The thumb force feedback system and the four-finger force feedback system may each be movably connected to respective link rods and the thumb sensor module and four-finger sensor modules, respectively.

Disclosed is an improved sports glove covering the ring finger, pinky finger, thumb, a portion of the palm, a portion of the wrist, and optionally a portion of the middle finger of a human hand. The index finger, at least a portion of the middle finger, a portion of the palm, and a portion of the dorsal side of the hand are left uncovered with the glove of the present invention, which allows for greater aeration throughout the glove during use and greater control when gripping a sporting implement such as a tennis racquet handle, a golf club handle, or the like.

An ambidextrous glove that includes a thumb region, an index finger region, a middle finger region, a ring finger region and little finger region all aligned along a common axis. The index finger region is rotated through ninety degrees relative to the orientations of all of the middle, ring and little finger regions to provide for easier insertion of a hand into the glove. A textured pattern is provided on the surfaces of the glove used to grip objects. The pattern is one of a raised fan shape and raised diamond shape.

A glove for baseball or softball includes a thumb stall receiving a thumb, an index finger stall receiving an index finger, a middle finger stall receiving a middle finger, a ring finger stall receiving a ring finger, a little finger stall receiving a little finger, a back portion located on a back surface and covering the back of a hand, a web portion provided between the thumb stall and the index finger stall, and a hand inserting portion for inserting a hand into the glove. On the back surfaces of the index finger stall, the middle finger stall and the ring finger stall, thin leather portions are provided, which are curved toward the thumb stall on the back portion.

The present invention provides bioelectrical impedance measuring apparatus for determining composition data of a human body, the apparatus including a plurality of electrodes and measuring circuitry which inject, through two electrodes, alternating current into the body, and which determine, with two other electrodes on different limbs, the resulting voltages, and which determine therefrom the impedance of body segments. In one apparatus, two hand contact bodies are disclosed, each of which is shaped in such a manner and provided with two electrodes in such a manner that a user when contacting the hand contact bodies with his hands comes into contact with two electrodes for each hand at the respective hand contact body. Each hand contact body includes a hand seating surface for placement of a hand inner surface thereon, each hand seating surface includes an electrically insulating separating wall extending over a part of the length of the hand seating surface, the separating wall being adapted to project into the space between middle and ring finger when a hand is placed on the hand seating surface, and on both sides of the separating wall an electrode is included such that, when a hand is placed on the hand seating surface, one electrode comes into contact with the small finger and/or ring finger at the other electrode comes into contact with middle finger and/or index finger.