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:
Apr. 07, 1981
Filed:
Aug. 12, 1977
Applicant:
Inventors:
Assignee:
Leybold - Heraeus GmbH, Cologne, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137315 ; 220256 ;
Abstract
A closure fixture has a slide member or valve for radioactive and toxic media, a fixture housing, a housing cover connected to the housing via a first sealing surface and a closure device with a drive mechanism arranged on the housing cover. The housing fixture comprises an additional sealing surface and an assembly cap has an interior configured to receive the housing cover, an enclosure device and is sealingly mountable to the additional sealing surface. The assembly cap comprises at least one manipulating device for transferring the housing cover together with the closure device into the interior of the assembly cap.