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:
Apr. 29, 1986
Filed:
Jun. 01, 1983
Applicant:
Inventor:
Jeremy J Fry, Bath, GB;
Assignee:
Rotork Controls Limited, Bath, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ; H02K / ;
U.S. Cl.
CPC ...
7460 / ; 310 89 ; 25112911 ;
Abstract
A valve actuator is disclosed which comprises only two housings, namely a first housing defining a single enclosure for a reversible electric motor, electrical control gear associated with the motor and torque control means and travel limit switch mechanism, and a second housing comprising a gear box containing reduction gearing.
Fry, Jeremy. (1986). Valve actuators (U.S. Patent No. 4584902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4584902
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile