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 Title: |
US3882949:
Universal wheelchair for the severely disabled
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Anderson, David M.; Oakland, CA
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| Assignee: |
Government of the United States, Washington, DC
other patents from UNITED STATES OF AMERICA, DEPARTMENT OF HEALTH & HUMAN SERVICES (678759) (approx. 2,730)
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| Published / Filed: |
1975-05-13
/ 1972-11-16
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| Application Number: |
US1972000307202
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| IPC Code: |
Advanced:
A61G 3/06;
A61G 5/06;
A61G 5/14;
A61G 5/12;
IPC-7:
B62D 63/02;
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| ECLA Code: |
A61G5/10S2; A61G3/06; A61G5/04A6; A61G5/06; A61G5/14; K61G5/12H;
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| U.S. Class: |
Current:
180/008.2;
180/907;
280/005.3;
280/250.1;
280/650;
280/DIG.010;
297/344.17;
297/DIG.004;
Original:
180/008.A;
180/DIG.3;
280/005.3;
280/036.B;
280/DIG.10;
280/242.WC;
297/345;
297/DIG.4;
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| Field of Search: |
280/36 B,5.3,5.32,DIG. 10,242 WC
180/DIG. 3,8 A
297/DIG 4,330,345,353
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| Priority Number: |
| 1972-11-16 |
US1972000307202 |
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| Abstract: |
A universal, adjustable-height powered wheelchair is disclosed for the severly disabled, such as quadriplegic, driver. The wheelchair has a powered elevating mechanism capable of raising the seat and occupant from a height of 6 inches to 26 inches above the ground. It is capable of climbing a 12 inch high curb and may be used while driving any standard-sized two door sedan.
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| Attorney, Agent or Firm: |
Browdy and Neimark ;
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| Primary / Asst. Examiners: |
Schonberg, David; Forman, Michael J.
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| Family: |
None
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First Claim:
Show all 36 claims |
What is claimed is:
1. A universal wheelchair for the severely disabled, comprising:
- four wheels;
- a frame connecting said wheels;
- a seat;
- raising and lowering means connected to said frame and said seat for causing the height of said seat to be continuously adjusted between a lowered position 8 inches above ground and a raised position about 24 inches above ground, said raising and lowering means comprising an actuator, connecting said frame and said seat, and power means connected to said actuator for lengthening and shortening said actuator thereby raising and lowering said seat;
- power means connected to said frame for propelling the wheelchair; and
- curb climbing means connected thereto for causing the powered climbing of the wheelchair onto and off of curbs while keeping said seat substantially level, said curb climbing means being powered by the lengthening and shortening of said actuator.
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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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