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:
Nov. 06, 2001
Filed:
Apr. 20, 2000
Applicant:
Inventors:
Andreas Kappel, Brunnthal, DE;
Bernhard Fischer, Toeging A. Inn, DE;
Bernhard Gottlieb, Munich, DE;
Randolf Mock, Munich, DE;
Eric Chemisky, Haar, DE;
Hans Meixner, Haar, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 3/102 ; F16K 3/900 ; F16K 3/100 ;
U.S. Cl.
CPC ...
F16K 3/102 ; F16K 3/900 ; F16K 3/100 ;
Abstract
A fluid metering device that employs a sealing element for delivering a metered dose of a pressurized fluid. The sealing element includes a metal bellows sealing element or metal bellows that attaches to a valve needle and a housing. The metal bellows includes a number of corrugated elements for sealingly guiding said valve needle as the valve needle moves to deliver the metered dose of pressurized fluid.