Access cover in backflow prevention device

A backflow prevention device including an opening in the housing configured to provide a user with access to the upstream check valve and the downstream check valve. The backflow prevention device further includes a cover configured to cover the entirety of the opening. The cover includes a portion...

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Bibliographic Details
Main Author POWELL DOUGLAS HUNTER
Format Patent
LanguageEnglish
Published 30.09.2014
Subjects
ACTUATING-FLOATS
BLASTING
CESSPOOLS
COCKS
DEVICES FOR VENTING OR AERATING
ENGINEERING ELEMENTS AND UNITS
FIXED CONSTRUCTIONS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
HEATING
LIGHTING
MECHANICAL ENGINEERING
SEWERAGE
SEWERS
TAPS
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
THERMAL INSULATION IN GENERAL
VALVES
WATER SUPPLY
WEAPONS
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Summary:A backflow prevention device including an opening in the housing configured to provide a user with access to the upstream check valve and the downstream check valve. The backflow prevention device further includes a cover configured to cover the entirety of the opening. The cover includes a portion of a lateral surface of a right cylinder. The backflow prevention device additionally includes a seal configured to sealingly engage the cover and the housing along the perimeter of the cover.
Bibliography:Application Number: US201213705024