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Match Document Document Title
7474939 Object taking-out apparatus  
An object taking-out apparatus for taking out objects randomly stacked in a container according to a condition of how each object is placed, which includes a robot hand having telescopic means and...
7361197 Prosthetic hand having a conformal, compliant grip and opposable, functional thumb  
An anthropomorphic artificial hand having a mechanical system that allows for the digits to be compliant to pressure that tends to flex the digits, and provides for the digits to be self biasing to...
7341295 Prehensor device and improvements of same  
A prehensor is provided comprising embodiments of a variable mechanical advantage mechanism, the prehensor including a first mechanical advantage for sizing an object, and a second mechanical...
7087092 Artificial hand for grasping an object  
An artificial hand includes a finger group which is pivotally connected to a thumb. The finger group and thumb are resiliently biased toward one another. The finger group and thumb have hooked...
7041141 Safety clutch for a prosthetic grip  
A grip device for an artificial or prosthetic arm, including at least two opposable digits and a drive linkage powered by a drive motor. When the drive motor is powered it enables the two opposable...
6921419 Externally-powered hand prosthesis  
An externally-powered prosthesis mechanism usable with persons with amputations at or proximal to the level of the metacarpophalangeal joint, as well as persons with high-level amputations. The...
6896704 Movable finger for prostheses, upper extremity prostheses using this movable finger, and movable finger controller  
A movable finger for prostheses, having a base a first intermediate portion connected to the base, a second intermediate portion connected to the first intermediate portion, and a fingertip...
6851951 Hand assembly for a crash test dummy  
A hand assembly for a dummy is provided which comprises a housing, a finger assembly operatively mounted to the housing, and a biasing member configured to bias the finger assembly such that the...
6736855 Traction bandage  
A bandage which may be used for the forearm or as an upper arm triple traction bandage includes a bandage strap ( 3 ) that engages a ring ( 2 ) to form a loop. At least one elastic bandage strap (...
6660043 Artificial hand  
An artificial hand is constructed to sufficiently rotate the fingers as a unit using a smaller small-sized motor by decreasing the magnitude of the radius of rotation of its rotating motion. The...
6660042 Methods of biomimetic finger control by filtering of distributed forelimib pressures  
A method for controlling digit movement of a prosthesis based on residual forelimb volitional pressures is provided. A filter is provided for discriminating from the distributed pressures to...
6488506 Training aid for application of false nails  
A device for use in training in the treatment of finger or toe nails, comprises an artificial digit ( 2 ) having a nail ( 4 ) removably mounted thereon. The nail may be attached by a screw ( 18 ),...
6358285 Motor-driven prosthetic prehensor  
A motor-driven prosthetic prehensor includes an upright annular member and an annular retaining member having a friction wall that defines an accommodation space with a front wall of the annular...
6109852 Soft actuators and artificial muscles  
5941914 Articulated, stacked-plate artificial body part  
An artificial finger assembly including articulating finger segments constructed of stacked and aligned plates. The finger segments are coupled to adjacent finger segment at common pivot points...
5888246 Motor drive system and linkage for hand prosthesis  
A motor drive system and linkage arrangement for a hand prosthesis, wherein the prosthesis has at least one finger member extending generally tangentially with respect to a worm gear wheel secured...
5813813 Surgical manipulator  
The present invention relates to a surgical manipulator for remotely grasping and manipulating things in response to movements of a human hand controlling the device. Movements of human fingers can...
5807376 Apparatus and method for performing surgical tasks during laparoscopic procedures  
An apparatus is provided for performing surgical tasks during laparoscopic procedures which includes an elongated body, a mechanical hand operatively associated with a distal portion of the...
5800561 Power-assisted upper extremity orthosis  
An orthotic device for a human forearm and hand is provided having first and second gripping members that are interposable between the thumb and fingers of a user's hand. An actuator moves one...
5549636 Surgical grasper with articulated fingers  
Surgical apparatus including a support rod having proximal and distal ends; at least one articulated finger at the distal end of the support rod; a handle at the proximal end of the support rod,...
5378033 Multi-function mechanical hand with shape adaptation  
A mechanical hand assembly for use in prosthetic and robotic applications includes multiple fingers pivotally attached to a palm subassembly. The fingers are operatively attached to a central...
5326369 Flexible actuating screw  
A motor actuated screw device for the transmission of torque over articulating surfaces finding particular use in prosthetic devices used as mechanical artificial hands. The device employs a high...
5286228 Toy mechanical hand  
A child's toy is a mechanical hand having at least articulated fingers, and perhaps an articulated thumb, associated with a palm section. A control compartment attached to and extending from the...
5222986 Hand prosthesis for grasping large and small objects  
A hand prosthesis utilizing wrist movement and capable of securely grasping both large objects and small objects.
5219366 Artificial hand  
A bi-directionally operable terminal device for an upper limb prosthesis is provided having a frame that includes a rigid finger portion which, to simulate the fingers of a natural hand, is...
5201325 Advanced surgical retractor  
Apparatus useful in surgery for holding retractors and other surgical instrumentation in a number of different positions required by a surgeon for the performance of a surgical procedure, including...
5116386 Hand prosthesis  
This invention relates to an improved construction and arrangement for a hand prosthesis wherein cooperating finger-like and thumb-like units are adapted to be yieldably biased towards a closed...
5092646 Double capstan winch drive  
An improved double capstan drive allows mechanical amplification for increased power output from stepper motors, servo motors, and other control devices. Tensile members are attached to loads,...
5080682 Artificial robotic hand  
An electro-mechanical grasping device that simulates the movements of a human hand suitable for use as an artificial hand prosthesis that is lightweight, agile and includes a firm grasp. A...
5062855 Artifical limb with movement controlled by reversing electromagnet polarity  
A material handling system in the form of a grappling device or of a robotic or prosthetic limb is provided which can function for performing work. The system includes a plurality of magnets...
5062673 Articulated hand  
An articulated hand comprising a plurality of finger module structures each of which has one top end provided with an abutting member for contacting an object and the other end connected to a...
5046996 Planetary friction drive  
A planetary friction transmission, especially for miniature application as in prosthetic joints and the like, has cylindrical periphery planet wheels pressed by a stationary ring against a conical...
5013326 Artificial hand  
An artificial hand has its finger gripper swingable about an axis which includes an angle of 30° to 70° with a plane normal to axis of a prosthesis connector and its fingers inclined at an acute...
4986723 Anthropomorphic robot arm  
An anthropomorphic robot arm includes a hand section, wrist section and arm section. The hand section comprises a base plate, a plurality of flexible fingers which have a plurality of joints and...
4955918 Artificial dexterous hand  
An artificial dexterous hand is provided for grasping and manipulating objects. The hand includes left and right thumbs that are operatively connected to an engagement assembly which causes...
4938487 Bowling aid  
A bowling aid to enable a person to bowl whose natural thumb is missing, deformed, or injured, or to provide a person having a healthy thumb with an alternative mode of ball handling and control. A...
4921293 Multi-fingered robotic hand  
A robotic hand having a plurality of fingers, each having a plurality of joints pivotally connected one to the other, with actuators connected at one end to an actuating and control mechanism...
4865613 Laterally operative cosmetic hand  
The function and advantages of a split hook and a mechanical hand are combined into a single unit obviating the complex and difficult process of interchanging hook and hand units while at the same...
4834761 Robotic multiple-jointed digit control system  
This disclosure describes a mechanical hand constructed to simulate the range of motion of a human band. The mechanical hand provides a remote manipulator device capable of reproducing all of the...
4792338 Artificial hand  
The invention relates to an artificial hand or prosthesis with a carcase, a palm and a finger pair, a thumb and a link (20). Distinguishing for the invention is that the movement pattern of the...
4740126 Gripping hand for a manipulator  
A gripping hand for a manipulator which consists of several hollow elements, simulating the human hand, which are linked to one another by articulations, whereby each member has a corresponding,...
4685929 Total hand prostheses  
A hand prosthesis or artificial hand with soft gripping having a palmar part made from a flexible material, and an attached dorsal part formed from a rigid material having a base plate having a...
4685928 Artificial arm and hand assembly  
An artificial arm capable of being used as a prosthesis on a human body and controlled through activating sensors secured to the human body adjacent the attachment site of the artificial arm and...
4685924 Prehensile thumb and finger prosthesis  
A prosthesis of the hand and including a thumb and at least one finger, and other fingers as may be required, and a forearm socket, and comprised of at least said one finger articulated and biased...
4650492 Artificial hands  
An artificial hand comprises a palm member and thumb and finger members movable towards and away from one another by an actuator. A cosmesis covering the actuator has a touch sensor in a cavity of...
4643473 Robotic mechanical hand  
A dual mode robotic mechanical hand is disclosed in a preferred embodiment with one fixed and two opposed articulated fingers, each with a base and a tip digit. In a first mode, the two...
4466800 Finger model  
A finger model with joints, being connected to each other and corresponding to a respective finger, having tendon-like cords for their movements is so designed that natural finger movements are...
4466649 Extendable hand amusement device  
In a mechanical hand amusement device there is provided a handle with a movable grip member joined to an elongated arm, and a hand member having a fixed thumb and four flexible finger members...
4439674 Prehension unit and manipulator apparatus including optical sensors  
A prehension unit suitable for use as a finger in a manipulator hand has a supporting body, a contact element carried by the supporting body through a resilient material and defining with the body...
4409529 Prosthesis  
A prosthesis comprising: (a) a gripping member; (b) an operating lever mounted to pivot about a pivot axis and operatively connected to the gripping member; (c) a power unit including an...
Matches 1 - 50 out of 80 1 2 >