Back to results
US 9,861,500 B2Granted
Prosthetic grip unit
AssigneeOtto Bock Healthcare GmbH
InventorGregor Puchhammer
Life of this patent
Estimating the term…
Abstract
The invention relates to a prosthetic grip unit (1) having a base body (2) on which connection means (3) are disposed for fastening said grip unit to an upper extremity, at least two extensions (10, 20) protruding from said connection means, a first extension (10) being movable relative to the second extension (20) from a protruding position into a flush position, wherein the pivot axis (14) has a perpendicular orientation to the base body (2) and the first extension (10) is motor driven.
Claims23
A prosthetic grip unit, comprising:
- a base body having a connection device for attaching said grip unit to an upper extremity prosthesis;
- at least two members protruding from said base body, a first member of the at least two members being movably mounted such that relative to a second member of the at least two members, the first member is displaceable with respect to the second member and allows movement of the first member toward the second member, and the first member having a pivot axis aligned perpendicularly to the base body, wherein the second member is fixedly attached to the base body;
- an electric motor mounted within the base body and connected to drive the first member;
- a driven disk that is mounted on an outer race of a main bearing, wherein the motor drives the driven disk;
- and
- a further disk connected to the driven disk, wherein the first member is rigidly secured with respect to the driven disk via the further disk.
3 more elements
Dependencies are inferred from the claim text.