U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Locomotion device for physically disabled persons

Patent 7077416 Issued on July 18, 2006. Estimated Expiration Date: Icon_subject November 12, 2022. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3807795

Stand-aid invalid wheelchair
Patent #: 4119164
Issued on: 10/10/1978
Inventor: Fogg, Jr. ,   et al.

Increased mobility apparatus for the disabled
Patent #: 4141094
Issued on: 02/27/1979
Inventor: Ferguson ,   et al.

Motorized assistance device adaptable on an elevator wheelchair and elevator wheelchair incorporating same Patent #: 5556121
Issued on: 09/17/1996
Inventor: Pillot

Inventor

Assignee

Application

No. 10495505 filed on 11/12/2002

US Classes:

280/304.1, Wheelchair297/330, Motor actuated297/339, With force-multiplying means180/6.5, Electrical5/85.1Overhead crane type or detached surrounding frame

Examiners

Primary: Ellis, Christopher P.
Assistant: Collado, Cynthia F.

Attorney, Agent or Firm

Foreign Patent References

  • 588 519 AU 09/01/1989
  • 2 492 657 FR 04/01/1982
  • WO-93/02911 WO 02/01/1993
  • WO-96/29969 WO 10/01/1996
  • WO-00/28930 WO 05/01/2000

International Class

A61G 5/00

Abstract

A locomotion device for physically disabled persons, comprising: a chassis (10) mounted onto a pair of rear wheels (11) and a pair of front swiveling wheels (12); a seat frame (20) frontally articulated to the chassis (10), so as to be displaced between a substantially horizontal first position and a second raised position that is markedly downwardly forwardly inclined; a backrest frame (30), which is interiorly articulated to a rear portion of the seat frame (20) and to the chassis (10), in order to be displaced between a first position, which is substantially orthogonal to the seat frame (20), and a second position, which is substantially coplanar to said seat frame (20); an impelling means (40), which is operatively coupled to the chassis (10) and to the seat frame (20), in order to provide the selective displacement of the latter between the first position and the second position; a movement locking means (50), which is mounted to the chassis (10) to allow the selective locking of the rear wheels (11); and a position locking means (60), which is mounted to the chassis (10) and operatively associated to the seat frame (20), in order to maintain the latter in any operational position between the first position and the second position.

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