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:
Nov. 12, 2024
Filed:
Jun. 23, 2021
Applicant:
Inventio Ag, Hergiswil, CH;
Inventor:
Christoph Liebetrau, Menziken, CH;
Assignee:
INVENTIO AG, Hergiswil, CH;
Primary Examiner:
Int. Cl.
CPC ...
B66B 3/02 (2006.01); B66B 1/46 (2006.01); B66B 13/30 (2006.01);
U.S. Cl.
CPC ...
B66B 3/023 (2013.01); B66B 13/303 (2013.01); B66B 1/468 (2013.01); B66B 2201/463 (2013.01);
Abstract
A landing door of an elevator system includes a door leaf equipped with an integrated floor indicator that signals to a person the floor on which an elevator car approaching the exit floor is currently located. The door leaf of the landing door has a wall element made of sheet metal with a microperforated indicator sector and actuatable light sources arranged in the indicator sector behind the wall element to form the floor indicator.