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.
Patent No.:
Date of Patent:
Aug. 30, 2022
Filed:
Mar. 18, 2020
Applicant:
Fujitec Co., Ltd., Hikone, JP;
Inventor:
Hiroshi Kashiwakura, Hikone, JP;
Assignee:
FUJITEC CO., LTD., Hikone, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 13/08 (2006.01);
U.S. Cl.
CPC ...
B66B 13/08 (2013.01);
Abstract
An anti-falling device for a door of an elevator of the present invention includes: a door hanger; and a first roller and a second roller both provided on the door hanger and arranged to face a lower end surface of the door rail. The first roller is made of a metal is and arranged at a position downwardly away from the lower end surface of the door rail. The second roller is configured to be in elastic contact with the door rail, and is arranged to be held in contact with the lower end surface or arranged at a position closer to the lower end surface than the first roller.