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2940495
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Information
Patent Grant
2940495
References
Source
Patent Number
2,940,495
Date Filed
Not available
Date Issued
Tuesday, June 14, 1960
64 years ago
CPC
F16B37/00 - Nuts or like thread-engaging members
F16B31/021 - by means of a frangible part
F16B33/00 - Features common to bolt and nut
F16B33/06 - Surface treatment of parts furnished with screw-thread
F16B39/284 - Locking by means of elastic deformation
F16B39/30 - Locking exclusively by special shape of the screw-thread
F16B43/00 - Washers or equivalent devices Other devices for supporting bolt-heads or nuts
F16B35/044 - Specially-shaped ends
F16B35/045 - for retention or rotation by a tool
F16B2001/0021 - Friction-reducing coatings
Y10S411/919 - Screw having driving contacts
US Classifications
411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
D08 - Tools and hardware
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