Valve having diameter-reducible joint part, joint for diameter reduction, and plumbing system using these

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20080224079A1
SERIAL NO

12081193

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A valve having a diameter-reducible joint includes a diameter-reducible housing having a flow path therein and accommodating a seal sleeve formed of rubber, a valve mechanism provided with a valve element and built in the housing to enable switching of the flow path and controlling of a flow rate, and a junction pipe having a junction end joined with the seal sleeve to the diameter-contracted joint in a tightly sealed fashion through diameter reduction of the housing. A plumbing system comprising a pipe that has a terminal and a valve which comprises a diameter-reducible joint part having diameter-enlarging and -reducing functions, a housing having one or both joint portions enlarged and reduced in diameter to join the pipe thereto and a disc disposed within the housing and which is attached to the terminal of the pipe.

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Patent Owner(s)

Patent OwnerAddress
KITZ CORPORATIONTOKYO SHIODOME BUILDING 1-9-1 HIGASHI-SHIMBASHI MINATO-KU TOKYO 105-7305

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gomi, Chikashi Yamanashi, JP 12 121
Maruyama, Yasuhide Yamanashi, JP 4 6

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