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:
Jan. 10, 1989
Filed:
Oct. 16, 1987
Applicant:
Inventor:
Robert M Diel, Hutchinson, KS (US);
Assignee:
Eaton Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251297 ; 74527 ;
Abstract
A simplified valve spool detent device including a sleeve attached to the valve body surrounding an extending portion of the valve spool, the sleeve including a plurality of radially spaced holes therein in a common plane with a plurality of balls positioned in the holes, a c-shaped spring positioned outside the sleeve in spring contact with the sleeve, the extending portion of the spool including a cylindrical surface passing through the plane of the balls including a circumferential lug means in the form of a hardened wire ring seated in a circumferential groove in said cylindrical surface.