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Patent Searching and Data


Title:
CRUTCH
Document Type and Number:
WIPO Patent Application WO/2021/015476
Kind Code:
A1
Abstract:
A crutch comprises: a support leg having multiple guide rollers; an armpit prop rotatably fastened to the support leg while being supported by the multiple guide rollers; and a handle fastened to the support leg. The armpit prop has a recessed support surface for supporting the user's armpit and is thereby fastened to the support leg to be able to make a revolving movement around a center of rotation positioned above the recessed support surface. The armpit prop has a first guide surface formed thereon such that the revolving movement can proceed while same contacts at least some of the multiple guide rollers. The part of the armpit prop, which forms the recessed support surface for supporting the user's armpit, can rotate with regard to the center of rotation while forming a guide surface supported by a roller of an upper shaft such that same can stably support the armpit while being supported by the roller in a simple structure.

Inventors:
KIM YOUNG TAE (KR)
KIM KYONG HEE (KR)
Application Number:
PCT/KR2020/009245
Publication Date:
January 28, 2021
Filing Date:
July 14, 2020
Export Citation:
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Assignee:
KIM YOUNG TAE (KR)
KIM KYONG HEE (KR)
International Classes:
A61H3/02
Foreign References:
KR100920991B12009-10-09
KR20080088604A2008-10-02
KR20110012462A2011-02-09
US5771910A1998-06-30
US4834366A1989-05-30
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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