Anti-freezing water meter

The formation reason of water meter freezing injury is about 9% volume expansion when water is solidified. The utility model provides a design to avoid freezing injury of water meter. The design is to additionally install a pressure limiting safety valve on meter body of the water meter. Certain wat...

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Bibliographic Details
Main Authors ZILI WANG, DAOSHENG CHEN, BENLIN LIU
Format Patent
LanguageEnglish
Published 30.04.2003
Edition7
Subjects
MEASURING
MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL
METERING BY VOLUME
PHYSICS
TESTING
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Summary:The formation reason of water meter freezing injury is about 9% volume expansion when water is solidified. The utility model provides a design to avoid freezing injury of water meter. The design is to additionally install a pressure limiting safety valve on meter body of the water meter. Certain water flows out from safety valve to avoid the formation of high pressure before the formation of freezing injury.
Bibliography:Application Number: CN2002234413U