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:
Mar. 31, 1987
Filed:
Nov. 19, 1985
Applicant:
Inventor:
Michael J Young, Ashburton, GB;
Assignee:
General Dispensing Systems Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137238 ; 25112915 ; 25112921 ;
Abstract
There is disclosed a control valve having an inlet 24, an outlet 26 connected a a valve cavity 23. The valve includes an armature 31 of a solenoid 32, movement of which opens a valve seal 28 seated in valve seat 27. A piezoceramic transducer 21 transmits ultrasonic vibrations through a tapering output section 22 to the valve cavity, whereby cavitation is induced in liquid therin to cause cleaning of the surfaces.