US Patent 7377286 Drain valve
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Patent abstract
A drain valve having a temperature responsive member that holds the drain valve in a water conserving mode when water is above freezing yet allows the drain valve to drain when the water is near freezing to prevent freeze damage to the irrigation system.
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US Patent 07377286 Drain valve US Patent 7377286 Drain valve
Infobox
Patent Number
0737728600
Patent Number
737728600
Edits on 25 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
073772860
Date of Patent
May 27, 2008
0Patent Application Number
113432880
Date Filed
January 30, 2006
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
073772860
Date of Patent
May 27, 2008
0Patent Application Number
113432880
Date Filed
January 30, 2006
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
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US Patent 07377286 Drain valve
Infobox
Is a
Patent jurisdiction
Patent number
07377286
Date of patent
May 27, 2008
Patent application number
11343288
Date Filed
January 30, 2006
Patent primary examiner
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