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:
Jul. 04, 2023
Filed:
May. 18, 2020
Applicant:
Tk Elevator Corporation, Alpharetta, GA (US);
Inventors:
Assignee:
TK Elevator Corporation, Alpharetta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 5/00 (2006.01);
U.S. Cl.
CPC ...
B66B 5/0062 (2013.01);
Abstract
A travel blocking apparatus for blocking the movement of a car movably disposed in a hoistway. The travel blocking apparatus includes a flapper mechanism attached to the car and configured, when deployed, to extend an arm outside of an outer side periphery of the car and a prop device disposed in the hoistway and configured to contact the arm when said arm is extended so as to stop the car from moving downwardly in the hoistway.