US Patent 7679022 Vacuum insulated switchgear
Patent 7679022 was granted and assigned to Hitachi on March, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A vacuum insulated switchgear comprising a case having a switch section, a bus-bar section and a cable section, each being partitioned by an earthed metal plate, a vacuum double break three point switch disposed in the switch section and having breaking and disconnecting function, an operator, a bus-bar disposed in the bus-bar section of the case, and a cable connection terminal connected to a cable in the cable section.
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US Patent 07679022 Vacuum insulated switchgear US Patent 7679022 Vacuum insulated switchgear
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Patent Number
0767902200
Patent Number
767902200
Edits on 21 May, 2023
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076790220
Date of Patent
March 16, 2010
0Patent Application Number
116247610
Date Filed
January 19, 2007
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076790220
Date of Patent
March 16, 2010
0Patent Application Number
116247610
Date Filed
January 19, 2007
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
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US Patent 07679022 Vacuum insulated switchgear
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07679022
Date of patent
March 16, 2010
Patent application number
11624761
Date Filed
January 19, 2007
Patent primary examiner
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