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:
Dec. 07, 1976
Filed:
Jun. 18, 1975
Applicant:
Inventor:
Emery C Swogger, Arlington, TX (US);
Assignee:
Vought Corporation, Dallas, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C / ;
U.S. Cl.
CPC ...
244 78 ; 91445 ;
Abstract
A fluid-powered control system of a type employing redundant control channels and multiple fluid signal amplifiers. Each fluid amplifier has two fluid outlets having communication with respective portions of a movable, force summing structure but having no communication with the other amplifiers. A respective, differential pressure monitoring device is connected between a source of fluid under pressure and each fluid amplifier and is operative to shut off fluid flow to the respective, associated, fluid amplifier upon the occurrence, across the outlets of the fluid amplifier, of a differential pressure exceeding a predetermined level.