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:
Nov. 30, 1976
Filed:
Jun. 20, 1975
Applicant:
Inventor:
Tsuneo Ishigaki, Soka, JA;
Assignee:
Shoketsu Kinzoku Kogyo Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
13763014 ; 251 30 ; 251 45 ;
Abstract
A pilot-controlled electromagnetic valve having a pilot valve mounted on a member which is supported movably relative to a solenoid plunger and a main valve and connected to the plunger through a spring such that a pilot orifice is opened when the plunger approaches a fixed core of the solenoid undergoing a stronger magnetic pull.