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 Title: |
US4054319:
Stand-aid invalid wheelchair
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Fogg, Jr., Robert K.; San Diego, CA
Staehli, Christopher P.; San Diego, CA
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| Assignee: |
The United States of America as represented by the Secretary of the Navy, Washington, DC
other patents from UNITED STATES OF AMERICA, NAVY (597270) (approx. 13,239)
News, Profiles, Stocks and More about this company
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| Published / Filed: |
1977-10-18
/ 1975-10-23
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| Application Number: |
US1975000625220
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| IPC Code: |
Advanced:
A61G 5/04;
A61G 5/14;
IPC-7:
A62B 35/00;
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| ECLA Code: |
A61G5/04A2; A61G5/14; K61G5/12; K61G200/36; K61G203/14; K61G203/74;
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| U.S. Class: |
Current:
297/466;
297/330;
297/353;
297/DIG.004;
297/DIG.010;
Original:
297/384;
297/330;
297/353;
297/DIG.4;
297/DIG.10;
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| Field of Search: |
297/DIG. 4,DIG. 10,358,330,384,353,389,390,445
005/089
180/DIG. 3
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| Priority Number: |
| 1975-10-23 |
US1975000625220 |
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| Abstract: |
A wheelchair is designed to enable an invalid to stand, sit or choose at will any intermediate position to perform useful work, and to move about in any of said positions. The wheelchair helps to fulfill the psychological and physiological needs of handicapped persons. The lifting and lowering operations are so arranged that practically no dislocation of the invalid's clothes occurs during the operations. The wheelchair has a minimum of physical encumbrances permitting the invalid to function near normally in the average living or working spaces.
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| Attorney, Agent or Firm: |
Sciascia, R. S. ;
Rubens, George J. ;
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| Primary / Asst. Examiners: |
McCall, James T.;
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| INPADOC Legal Status: |
None
Family Legal Status Report
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| Family: |
Show 2 known family members
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First Claim:
Show all 11 claims |
What is claimed is:
1. An invalid stand-aid wheelchair including:
- a chassis;
- a seat fixedly mounted on the chassis for supporting the invalid in a sitting position;
- a flexible lifting strap for supporting the invalid in lifting and standing positions, said lifting strap in a seated position lying in contact with and conforming to said fixed seat;
- articulated linkage connected to the chassis for supporting the lifting strap;
- a freely movable backrest assembly mounted on said linkage and supporting the back of the invalid throughout a lifting and lowering movement from the seated position to and from a standing position;
- means for clamping the invalid against the backrest; and
- means connected between the chassis and the linkage for moving said backrest and lifting strap to create a minimum sliding movement between the surface of the backrest and the surface of the lifting strap to avoid friction with the respective portions of the invalid's body that may cause irritation and disheveling of his clothes.
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| Background / Summary: |
Show background / summary
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| Drawing Descriptions: |
Show drawing descriptions
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| Description: |
Show description
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| Forward References: |
Show 53 U.S. patent(s) that reference this one
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