Precision valve assembly

United States of America Patent

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Aug 27, 1985
Grant Date
N/A
app pub date
Sep 30, 1982
filing date
Sep 30, 1982

priority date (Note)
Expired

status (Latency Note)

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Abstract

A precision valve assembly for controlling the flow of fluids delivered to a patient has a valve element mounted on a flexible diaphragm. A controlled actuator displaces a portion of the diaphragm surface, flexing it, and by a leverage action, moves the valve closer to or away from the valve seat.

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Patent Owner(s)

Patent Owner	Address
FRESENIUS USA INC AND FRESENIUS AKTIENGESELLSCHAFT	4090 PIKE LANE CONCORD CA 94520

International Classification(s)

F16K:VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ciupke, Werner W	San Mateo, CA	9	631
Danby, Hal C	Palo Alto, CA	61	2132

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Precision valve assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06431311

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PATENT NO	4537387
SERIAL NO	06431311
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06431311

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Abstract

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