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:
Jul. 28, 2020

Filed:

Jun. 30, 2017
Applicant:

Kone Corporation, Helsinki, FI;

Inventors:

Sami Saarela, Helsinki, FI;

Antti Raiko, Helsinki, FI;

Mika Lehtonen, Helsinki, FI;

Assignee:

KONE CORPORATION, Helsinki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 13/24 (2006.01); B66B 13/22 (2006.01); B66B 5/00 (2006.01); B66B 5/02 (2006.01);
U.S. Cl.
CPC ...
B66B 13/24 (2013.01); B66B 5/0025 (2013.01); B66B 5/0031 (2013.01); B66B 5/02 (2013.01); B66B 13/22 (2013.01);
Abstract

The disclosure relates to a method for detecting an impact on an elevator door. The method is characterized in that it comprises detecting a break in an elevator door safety circuit; comparing characteristics of the break to a set of parameters; and performing an action when the characteristics of the break fulfil the conditions determined by the set of parameters. The disclosure further relates to an apparatus, to an elevator safety system and to an elevator.


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