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:
Oct. 01, 1991
Filed:
Nov. 29, 1989
Applicant:
Inventors:
Keiichiro Nakai, Tokyo, JP;
Manabu Suganuma, Narita, JP;
Assignee:
Otis Elevator Company, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B / ;
U.S. Cl.
CPC ...
187 20 ; 187139 ; 73493 ;
Abstract
A rotary encoder engages the circumferential periphery of an elevator sheave to monitor the rotational speed of the sheave. The encoder is mounted on an adjustable mounting assembly which biases the rotor against the sheave circumference along a line passing through the axis of rotation of the sheave.
Nakai, Keiichiro. (1991). Encoder installing structure (U.S. Patent No. 5052522). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5052522
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile