432 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.

An attachable holder includes a flexible ring that can be attached to a portable electronic device, or a case of a portable electronic device, to allow a user to insert their finger to hold the case. The flexible ring would be able to swivel, relative to the phone, for comfort for a user's finger, such as an index or ring finger, to easily slide through to help the user make and retain a good grip on the mobile device.

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.

The invention discloses a wearable hand exoskeleton rehabilitation training robot. The wearable hand exoskeleton rehabilitation training robot comprises a hand fixing device which is fixed with a hand back and a wrist, wherein the hand fixing device is connected with a thumb rehabilitation system and a four-finger rehabilitation system; the thumb rehabilitation system comprises a thumb power source and a thumb mechanism connected with the thumb power source; the four-finger rehabilitation system comprises a four-finger linear motor, an index finger mechanism, a middle finger mechanism, a ring finger mechanism and a little finger mechanism which are connected with the four-finger linear motor; the thumb mechanism, the index finger mechanism, the middle finger mechanism, the ring finger mechanism and the little finger mechanism are respectively connected with all joints of the fingers; pressure sensors are arranged at the connecting ends; the thumb rehabilitation and the four-finger rehabilitation system are driven by a thumb middle motor, a thumb linear motor and a four-finger linear motor to move, so as to drive the fingers to perform exoskeleton rehabilitation training. The device is small in size, intelligent, easy to wear and good in portability.

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.

Belonging to the technical field of anthropomorphic robots, a variable holding power underactuated modularized anthropomorphic robot multi-finger hand device with belt wheels mainly comprises a thumb, a index finger, a middle finger, a ring finger, a little finger and a palm; the structures of the middle finger, the ring finger, the little finger and the index finger are the same, and each finger applies a motor to drive three joints to rotate; the palm applies a motor to drive the root of the thumb to sway sidewise and rotate, and the thumb applies a motor to drive two joints to rotate. The device has five independently controlled fingers, fifteen joint freedom degrees, six driving joints and nine underactuated joints; each underactuated joint applies the same modularized structure, the motors and the transmission mechanisms are hidden into the hand, the structure is simple, the weight is light, control is easy, and the degree of integration is high; the appearance, size and motion of the whole device imitate a human hand, and the device, which is suitably used on an anthropomorphic robot, can automatically grasp objects with different shapes and sizes and can change the holding power to grasp objects.

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 and wrist exoskeleton rehabilitation training device, comprising a wrist, a thumb, a power source, an index finger, a middle finger and a ring finger, wherein the power source is fixed on the wrist, and the thumb, the index finger, the middle finger and the ring finger are respectively connected with the power source. A motor drives a feed screw nut, so that the rehabilitation training device obtains power; the rehabilitation training device is simple in structure and easy to implement; weight of hand exoskeleton is born by a support part, so that a patient has no burden; and the rehabilitation training device realizes movements with more degrees of freedom, and can complete more and more skillful rehabilitation training actions.

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.

A golf glove has a number of regions formed of a leather-like material, connected with a more flexible region of spandex-like material. A thumb region has a base portion at least substantially surrounded by the flexible region. The thumb region further includes an auxiliary support structure on a portion of the thumb region providing additional support to the thumb of a user and anti-twist functionality reducing or eliminating movement of the glove relative to the thumb of a user. In addition, a grip region can extend from a wrist end of the glove substantially to finger tips of a little finger portion, a ring finger portion, and a middle finger portion of the glove.

The invention discloses a tendon rope parallel skillful under-driven bionic robot finger device, which belongs to the technical field of anthropomorphic robots. The device is provided with 5 independently-controlled fingers and 14 joint freedom degrees and driven by 10 motors, wherein the middle finger, the ring finger, the little finger and the index finger have the same structures and are in double-motor driven three-joint rotations; and the thumb is fixedly connected in a palm and is in double-motor driven two-joint rotation. The fingers have similar structures, and comprehensively achieve the special effect of combining variable primary configuration and adaptive grab of the fingers by using motors, tendon ropes and reset spring pieces. The device can flexibly bend the middle joint of the finger before grabbing to reach a stable anthropomorphic pre-bending posture and grab an object in an adaptive under-driven mode during grabbing. The device has the advantages of compact structure, high integration degree and appearance, size, form and action close to human hands, can stably grab and automatically adapt to the objects with different shapes and sizes, also can perform simple operation, and is suitable to be used as an output terminal of the anthropomorphic robot.

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.

An apparatus for use with a hand includes a handle body with an ulnar section for engaging the palmar arch of the hand, the ulnar section having a distal ulnar side for receiving the small finger of the hand and having a palmar ulnar side, the palmar ulnar side having a surface for engaging a portion of the palmar surface of the hand so as to position the end of the small finger in substantial alignment with the ends of the middle finger and the ring finger and to position the handle within the hand without engaging a surface of the hand located over the carpal tunnel; and a compressible and resilient proximal-side surface supported by a supporting mechanism so as to maintain a proximal-side desirable shape different from a shape of the proximal side of the handle body.

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.

An athletic glove for racquet sports in specific for the game of tennis, which includes a elastic straps permanently fixed at one end between the thumb and index finger and non-permanently fixed at the other end to the rear wrist cuff. The glove covers the thumb and index finger, leaving the middle finger, ring finger and little finger uncovered whereby, giving the player tactility in feeling the racquet and not hinder the game, at the same time giving the stability to the wrist of player. The glove extends slightly over the palm and back of the hand and is secured to the hand around the wrist area by a strap of the like.

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.

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.

The invention discloses an underactuation human-simulation dexterous hand driven and controlled through a micro-motor. The underactuation human-simulation dexterous hand comprises a palm and five fingers, namely the thumb, the index finger, the middle finger, the ring finger and the little finger. The boundary dimension proportion of the underactuation human-simulation dexterous hand refers to a hand of a Chinese woman. The five fingers are independent of one another. The underactuation human-simulation dexterous hand has six driving freedom degrees, namely the freedom degree of rolling of a base joint of the thumb and the freedom degree of pitching of a middle joint of the thumb and the freedom degrees of pitching of base joints of other four fingers, in all. According to the relative angle, about 10-30 degrees, between a middle finger segment and a remote finger segment of a human hand when a frequently-used object is grabbed, the relative angle between a middle finger segment and aremote finger segment of the dexterous hand is fixed, and the design of a remote joint driven mechanism is simplified. The dexterous hand is small and exquisite in appearance and compact and simple instructure and has more than ten types of different grabbing gestures, and the effective and precise grabbing task can be finished.