The present invention relates to invalid walkers which are designed to aid the handicapped. Specifically, the present invention relates to an attachment to an existing walker, or a modified existing walker which is hand operated and designed to be made adjustable to accommodate inclines or stairs. This walking aid will enable persons using it to ascend and descend stairs and inclines much easier.
A walker comprising: a frame having a pair of hand grips formed thereon; a plurality of legs connected to said frame and extending downwardly therefrom, said plurality of legs comprising four legs, each of said legs positioned at a corner of said frame; a plurality of extensible leg portions slidably received by said plurality of legs and extending downwardly therefrom; and actuator means connected to said frame generally adjacent said hand grips, said actuator means interconnected to said legs and to said extensible leg portions for controlling a moveme...
이 특허를 인용한 특허 피인용횟수: 18
- Richard Reginald L. (8834 Carey La. Pleasant Plane OH 45162). Accommodation walker for irregular and inclined surfaces. USP1997075649558.
- Kline, Kevin Roger. Adaptable mobility aid device for level and inclined walkways and for stairs. USP2012118302974.
- Schultz, Jimmie Reuben. Adjustable crutch. USP2003056557571.
- Winters, David Douglas. Adjustable walking aid. USP201510D740543.
- Weber, Jeffrey A.; Monitor, Shawn; Grider, Michael. Biomechanically derived crutch. USP20180710034812.
- Weber, Jeffrey A.. Crutch. USP201603D750884.
- Pascznk,James J.. Extension handle apparatus for a wheeled chair. USP2007117290776.
- Huang, Junbiao. Height self-adjusting walking aid. USP2014038667976.
- Watry,Jeffrey P.; Wall,Audrea C.. Hurdle. USP2008107438668.
- King, Dannie H.; King, Nicholas Allen. Multi-configuration walking apparatus. USP2012108291924.
- Triolo, Ronald J.; Bulea, Thomas C.. Self leveling walker. USP2015099119757.
- Li Tianfu ; Blair David Keith. Stair climbing walker. USP2000116145524.
- Brian Mitchell Rost. Stair walker. USP2002096453921.
- Li Tianfu. Stairs climbing walker. USP1998085787913.
- Bell,Frank Brabson; Jones,Richard Martin. Step extending apparatus. USP2009027490617.
- Manson, David Christopher; Manson, Christina Lynelle; Browne, Sylvan Sherwood. Support apparatus and method for assisted traversal of a structure. USP2011017870695.
- Battiston, Joseph. Universal mount for a walker. USP2010067726327.
- Catricala, Thomas; Grant, Benjamin; Latulippe, Griffin; Mutchler, Alexander; Parikh, Purven; Persaud, Charles; Wilson, Matthew; Thomas, Matthew; Epp, Jeffrey. Walker for improved stairway mobility. USP2014098820338.