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:
Mar. 24, 2020
Filed:
May. 02, 2017
Applicants:
Ari Hanninen, Helsinki, FI;
Aki Haikonen, Helsinki, FI;
Jussi Lahteenmaki, Helsinki, FI;
Markku Haivala, Helsinki, FI;
Juha Helenius, Helsinki, FI;
Inventors:
Ari Hanninen, Helsinki, FI;
Aki Haikonen, Helsinki, FI;
Jussi Lahteenmaki, Helsinki, FI;
Markku Haivala, Helsinki, FI;
Juha Helenius, Helsinki, FI;
Assignee:
Kone Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 13/30 (2006.01); B66B 9/00 (2006.01); B66B 11/02 (2006.01); B66B 13/08 (2006.01);
U.S. Cl.
CPC ...
B66B 13/303 (2013.01); B66B 9/00 (2013.01); B66B 11/0226 (2013.01); B66B 13/305 (2013.01); B66B 13/08 (2013.01);
Abstract
The elevator door panel is formed of a composite material based on reinforcement fibres embedded in a polymer matrix material, the reinforcement fibres being arranged in the polymer matrix material so that the elevator door panel is stiff in a vertical plane, but can be bent to a curve around a vertical corner.