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. 02, 1977
Filed:
Dec. 19, 1975
Applicant:
Inventor:
Harry Monks, Burton-on-Trent, EN;
Assignee:
Coal Industry (Patents) Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 / ; 192- 07 ; 192- 072 ; 192 / ;
Abstract
A current transformer is provided in the terminal box of the conveyor drive motor to sense the operational mode of the motor and to actuate a solenoid in response to the sensed mode, the solenoid, in turn, actuating a hydraulic valve to control the operation of the clutch.