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:
Aug. 19, 1986
Filed:
Dec. 06, 1984
Applicant:
Inventor:
Rudibert Gotzenberger, Remseck, DE;
Assignee:
Ernst Flitsch GmbH & Co., Fellbach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ;
U.S. Cl.
CPC ...
62225 ; 251 3001 ;
Abstract
The expansion valve has a valve lifter which has an axial capillary bore, a shoulder which abuts the membrane and a tapered end which passes through the membrane with clearance forming a gap. A plunger whose movement is controlled by a magnetic coil is used to close and open the capillary bore.