The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 25, 2018

Filed:

Mar. 24, 2017
Applicant:

Merits Health Products Co., Ltd., Taichung, TW;

Inventor:

Ming-Chuan Cheng, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C 7/62 (2006.01); A47C 31/00 (2006.01); B66B 9/08 (2006.01); A47C 1/00 (2006.01); A47C 7/50 (2006.01); A47C 7/56 (2006.01);
U.S. Cl.
CPC ...
B66B 9/08 (2013.01); A47C 1/00 (2013.01); A47C 7/506 (2013.01); A47C 7/56 (2013.01); B66B 2009/0892 (2013.01);
Abstract

A mechanism for linking a chair and a footrest of a stairlift to each other includes: a base; a chair mounted on the base and having a seat swingably connected to the base and a cord control portion; a footrest having a plate pivotally connected to the base; a link unit having a first link and a footrest pivotal portion for driving the footrest to swing, wherein the first link has a base pivotal connection portion pivotally connected to the base, a cord-penetrable portion, and a spring-hooked portion; a control cable having a cord penetrating the cord-penetrable portion, wherein the cord has a first end connected to the cord control portion of the chair, a second end, and a link-pressing portion for pressing against the cord-penetrable portion; and a cable-connected spring with two ends hooked to the base and the second end of the control cable, respectively.


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