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Title:
THIGH PROSTHETIC LEG
Document Type and Number:
Japanese Patent JP2994576
Kind Code:
B2
Abstract:

PURPOSE: To make a leg frame lightweight without reducing its strength by burying a knee joint bearing member integrally formed with a stopper restricting the rotation of a socket section when a foot is erected or a knee is folded in the leg frame so that the stopper is protruded on the inner face of the leg frame.
CONSTITUTION: A leg frame 1 incorporates a drive mechanism interlocking a leg section with the walking action of a thigh section at the time of a walk, its rear section is opened for connecting a drive mechanism and a socket section fitted to the thigh section, and the knee joint portion of the leg frame 1 has a nearly U-shaped cross section. An opening section 2 coupled with a knee joint bearing member 4 is opened on the knee joint portion at the upper section of the leg frame 1. The knee joint bearing member 4 is integrally molded with a nearly egg-shaped noncircular projection 7 and a disk, and a fixed side stopper section 16 made parallel with a fixed side stopper face when a leg is erected or a knee is folded is provided in the suspended state from the disk.


Inventors:
Hagiwara, Shiyuuji
Saito, Makoto
Nakayama, Hiroki
Application Number:
JP1995000165705
Publication Date:
December 27, 1999
Filing Date:
June 30, 1995
Export Citation:
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Assignee:
KOBE STEEL LTD
International Classes:
A61F2/60; A61F2/64; A61F2/76; A61F2/00; A61F2/50; (IPC1-7): A61F2/60
Attorney, Agent or Firm:
明田 莞



 
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