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:
Feb. 26, 1991
Filed:
Jan. 22, 1990
Manfred Pawelzik, Soest, DE;
Horst Titze, Hagen, DE;
Friedrich Grohe Armaturenfabrik GmbH & Co., Hemer, DE;
Abstract
A single-control mixing valve comprises a housing generally centered on an axis and having an open end, a base plate closing the open end, formed with inlet and outlet passages, and formed around the passages with grooves, respective seals seated in the grooves, a control plate formed with a crossflow cavity and displaceable in the housing to interconnect the passages of the base plate, and a lever pivoted on the control plate for displacing same. The base plate is secured in the housing for only limited axial movement therein by inwardly deflectable barbs and formations pinch the seals in the grooves so that the valve is a self-contained units whose parts cannot become accidentally separted before it is installed.