US Patent 8132649 Twist lock coupling spigot
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Edits on 28 Nov, 2023
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Patent abstract
A coupling spigot for connecting two scaffold legs one atop the other is designed to use a twist lock for securing the upper scaffold leg to the coupling spigot. A locking collar is fixed to a stop collar of the spigot. The locking collar includes receiving slots for receiving locking projections provided adjacent a bottom edge of the scaffold leg. Locking slots are connected to the receiving slots whereby an upper scaffold leg may be inserted on a coupling spigot of a lower scaffold leg and retained thereon by a twist lock.
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US Patent 08132649 Twist lock coupling spigot US Patent 8132649 Twist lock coupling spigot
Infobox
Patent Number
0813264900
Patent Number
813264900
Edits on 28 Mar, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
081326490
Date of Patent
March 13, 2012
0Patent Application Number
122608350
Date Filed
October 29, 2008
0Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
081326490
Date of Patent
March 13, 2012
0Patent Application Number
122608350
Date Filed
October 29, 2008
0Patent Primary Examiner
Edits on 14 Dec, 2021
Golden AI
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Infobox (+7 properties)
US Patent 08132649 Twist lock coupling spigot
Infobox
Is a
Patent jurisdiction
Patent number
08132649
Date of patent
March 13, 2012
Patent application number
12260835
Date Filed
October 29, 2008
Patent primary examiner
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