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Title: US4018440: Invalid walker with wheel control mechanism
[ Derwent Title ]


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US United States of America
A PATENT [FROM BEGIN UNTIL END 2000] or PATENT ISSUED AFTER 1ST PUB. WITHIN THE TVPP i

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8 pages

 
Inventor: DEUTSCH FRITZ A;

Assignee: DEUTSCH FRITZ A
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Published / Filed: 1977-04-19 / 1975-03-31

Application Number: US1975000563615

IPC Code: Advanced: A61H 3/04;
Core: A61H 3/00;

ECLA Code: A61H3/04; K61H3/04B;

U.S. Class: 272/070.3;

Priority Number:
1975-03-31  US1975000563615

Abstract:     A walker to aid an invalid is disclosed. The walker includes a frame mounted on at least one wheel to allow the walker to roll along the floor. The frame and at least one wheel have coacting lock-catch-and-release means arranged such that when the user pushes down on the frame the lock will release and allow the walker to roll a measured, predetermined distance and thereat lock. Further movement is prevented until the frame is released and pressure again applied.

       
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Buy PDF - 8pp US4018440 1977-04-19  1975-03-31    Invalid walker with wheel control mechanism
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Forward References: Show 65 U.S. patent(s) that reference this one

       
U.S. References: Go to Result Set: All U.S. references   |  Forward references (65)   |   Backward references (0)   |   Citation Link

       
Other Abstract Info: None

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