US Patent 7467814 Flange
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Patent abstract
A flange for connecting pipes. The flange includes a fixing flange and a connecting flange and a joint fastening member. Each of the fixing flange and the connecting flange has a bolt facing groove on a peripheral edge of each flange and a nut fixing groove formed adjacent to the bolt facing groove. The joint fastening member includes a screw bolt, a first fixing nut screwed to a first end of the screw bolt, and a second fixing nut screwed to a second end of the screw bolt. The first fixing nut has a joint protrusion that is inserted into the nut fixing groove of the fixing flange, and the second fixing nut has a joint protrusion that is inserted into the nut fixing groove of the connecting flange.
Edits on 6 Aug, 2023
Golden AI
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Patent Jurisdiction
Patent Number
74678140
Date of Patent
December 23, 2008
0Patent Application Number
118130290
Date Filed
December 28, 2005
0Patent Primary Examiner
Edits on 14 Jul, 2023
Golden AI
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US Patent 07467814 Flange US Patent 7467814 Flange
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Patent Number
0746781400
Patent Number
746781400
Edits on 24 May, 2023
Golden AI
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Edits on 7 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
074678140
Date of Patent
December 23, 2008
0Patent Application Number
118130290
Date Filed
December 28, 2005
0Official Website
Patent Primary Examiner
Edits on 22 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
074678140
Date of Patent
December 23, 2008
0Patent Application Number
118130290
Date Filed
December 28, 2005
0Official Website
Patent Primary Examiner
Edits on 14 Jun, 2022
Golden AI
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Edits on 1 Dec, 2021
Golden AI
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US Patent 07467814 Flange
Infobox
Is a
Patent jurisdiction
Patent number
07467814
Date of patent
December 23, 2008
Patent application number
11813029
Date Filed
December 28, 2005
Patent primary examiner
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