06311950 is referenced by 45 patents and cites 18 patents.

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.

Title
Fluid metering device
Application Number
9/553371
Publication Number
6311950 (B1)
Application Date
April 20, 2000
Publication Date
November 6, 2001
Inventor
Hans Meixner
Haar
US
Eric Chemisky
Haar
US
Randolf Mock
Munich
US
Bernhard Gottlieb
Munich
US
Bernhard Fischer
Toeging A. Inn
US
Andreas Kappel
Brunnthal
US
Agent
Schiff Hardin & Waite
US
Assignee
Siemens Aktiengesellschaft
US
IPC
F16K 31/02
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