• 검색어에 아래의 연산자를 사용하시면 더 정확한 검색결과를 얻을 수 있습니다.
  • 검색연산자
검색연산자 기능 검색시 예
() 우선순위가 가장 높은 연산자 예1) (나노 (기계 | machine))
공백 두 개의 검색어(식)을 모두 포함하고 있는 문서 검색 예1) (나노 기계)
예2) 나노 장영실
| 두 개의 검색어(식) 중 하나 이상 포함하고 있는 문서 검색 예1) (줄기세포 | 면역)
예2) 줄기세포 | 장영실
! NOT 이후에 있는 검색어가 포함된 문서는 제외 예1) (황금 !백금)
예2) !image
* 검색어의 *란에 0개 이상의 임의의 문자가 포함된 문서 검색 예) semi*
"" 따옴표 내의 구문과 완전히 일치하는 문서만 검색 예) "Transform and Quantization"

특허 상세정보

Stair walker

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A61H-003/00    F16M-013/08   
미국특허분류(USC) 135/067; 297/005; 135/075; 482/068
출원번호 US-0713060 (2000-11-16)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 19  인용 특허 : 13

A stair walker device for aiding ambulatory persons in ascending ad descending stairs, ramps and other uneven walkable surfaces. A pair of hand-controlled levers used separately or together to adjust the front legs, by controlling the extension or retraction of a pair of front leg portions. The rear legs are adjusted for the user's height once only by suitable adjustable fastening. The sides of the stair walker frame can be readily folded for storage or for carrying.


1. A folding walker aid apparatus comprising:a pair of tubular P-shaped frame elements, wherein each frame element comprises a horizontal top portion having a grip, a vertical front portion containing apertures designed to accept a cotter pin, and a vertical rear leg sleeve portion having a series of aligned apertures adapted to accept a spring-loaded button contained inside the top of each rear leg; a tubular U-shaped frame element having an upper horizontal curvilinear crossbar, a lower horizontal curvilinear crossbar, and two vertical front leg portio...

이 특허를 인용한 특허 피인용횟수: 19

  1. Kline, Kevin Roger. Adaptable mobility aid device for level and inclined walkways and for stairs. USP2012118302974.
  2. Kabes, Joseph Warren. Adapted fitness equipment. USP20190110188929.
  3. Gale,Bradley; Ienna,Mike. Adjustable walker. USP2007107278436.
  4. Bordan, Douglas. Assistive walking device with adjustable dimensions. USP2016069358175.
  5. Dawson, Dale A; Bottke, Warren; Kleinman, Alan. Attachable sports training device. USP2017099750998.
  6. Kusama, Yukiko. Crutch with height-adjustable grip. USP2004106802326.
  7. Pascznk,James J.. Extension handle apparatus for a wheeled chair. USP2007117290776.
  8. Huang, Junbiao. Height self-adjusting walking aid. USP2014038667976.
  9. Wu, Ching-Tsang. Hidden braking device. USP2013078474838.
  10. Haik, Katherine; Haik, Charles A.. Method for gait training using walker device. USP2018059956131.
  11. Drew, Everitt. Portable back pack swivel seat. USP2016109474376.
  12. Rogers, Kim. Portable calisthenics exercise device. USP2017079713745.
  13. Kline, Kevin Roger. Segmented adaptable mobility aid device for level and inclined walkaways and for stairs. USP2015089107503.
  14. Triolo, Ronald J.; Bulea, Thomas C.. Self leveling walker. USP2015099119757.
  15. Bonin, Jr.,Henry K.. Stair-adjustable crutch. USP2008047357139.
  16. Jones, Andrew D.; Peng, Robin; Sonderegger, Ralph; Peterson, Bart; Kinkade, Kevin. Stroller passenger assembly. USP2011108029007.
  17. Manson, David Christopher; Manson, Christina Lynelle; Browne, Sylvan Sherwood. Support apparatus and method for assisted traversal of a structure. USP2011017870695.
  18. Catricala, Thomas; Grant, Benjamin; Latulippe, Griffin; Mutchler, Alexander; Parikh, Purven; Persaud, Charles; Wilson, Matthew; Thomas, Matthew; Epp, Jeffrey. Walker for improved stairway mobility. USP2014098820338.
  19. Wilensky,Glen R.; Miller,John F.. Walker with support handle. USP2006016990990.