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. 12, 1995
Filed:
Mar. 31, 1994
Applicant:
Inventors:
Stephen D Able, Bryan, OH (US);
Raymond D Carter, Bryan, OH (US);
Assignee:
The Aro Corporation, Bryan, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137462 ; 137498 ; 137503 ; 137504 ;
Abstract
A pneumatic fluid flow limiting device which is pressure compensated and resets automatically when the pneumatic fluid driven device is shut off. Pressure compensation is accomplished by a vented differential diameter chamber and reset is accomplished by a bypass orifice in a spool valve which further may be variable in flow to accommodate different flow requirements for tool operation.