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. 12, 1982
Filed:
Feb. 27, 1981
Applicant:
Inventor:
Ronald L Loup, Clarkston, MI (US);
Assignee:
Double A Products Co., Manchester, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B / ;
U.S. Cl.
CPC ...
13762565 ; 251137 ; 251297 ; 335253 ;
Abstract
A solenoid operated directional valve 10 with detent means 48, 50 for retaining the spool 38 of the valve in selected positions, the detent means being operatively associated with the solenoid pins 44, 46 for holding one or the other of the pins in a selected position for retaining the spool in a selected position, said detent means being constructed and arranged to provide detent disengagement forces of uniform magnitude and having components that can be manufactured at relatively low cost.