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. 14, 2012
Filed:
Feb. 20, 2009
Applicant:
Nobuo Miyaji, Tokyo, JP;
Inventor:
Nobuo Miyaji, Tokyo, JP;
Assignees:
Vistec Co., Ltd., Tokyo, JP;
Videca Co., Ltd, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A film for cleaning guide rollers of escalator can be detachably stuck over a predetermined length in a direction of transporting of a handrail belt, to the endless handrail belt which is guided and transported by guide rollers installed at a lower side of steps of an escalator (E) and a belt guide which is installed at an upper side of the steps, and includes a removing film layer which scrapes substances adhered to an outer circumferential surface of the guide rollers.
Miyaji, Nobuo. (2012). Film for cleaning guide rollers of escalator (U.S. Patent No. 8240453). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8240453
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile