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:
Jul. 22, 1986
Filed:
Dec. 20, 1984
Applicant:
Inventor:
Gerhard Herlitze, Baunatal, DE;
Assignee:
Intermedicat GmbH, Emmenbrucke, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604 86 ; 604415 ;
Abstract
An injector for infusion or transfusion systems utilizes a housing having a duct extending longitudinally therethrough. The inner surface of a penetrable membrane covers an end of the duct, with the edge of the surface abutting an annular shoulder of the housing. A ring is disposed in an annular indentation on the periphery of the outer surface of the membrane, with the outer edge of the inner surface of the ring abutting a second annular shoulder of the housing. The outer surface of the ring and the central portion of the outer surface of the membrane are flush.