Valve bonnet assembly

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United States of America Patent

PATENT NO 9328843
SERIAL NO

12876440

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The valve bonnet assembly (1) includes a bonnet stem and a valve member supported on the stem. Rotation of the stem (16) axially moves the valve member (12) along the stem axis into and out of sealing engagement with a seat (11). The bonnet stem includes multiple start threads, and the thread pitch divided by a number of starting threads is greater than or equal to 6 and less than or equal to 9.

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Patent Owner(s)

Patent OwnerAddress
PARKER INTANGIBLES LLC6035 PARKLAND BOULEVARD CLEVELAND OH 44124

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nimberger, Spencer M Houston, US 101 1329

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