F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
85/86
F16B 39/282 (2006.01)
Patent
CA 1135089
ABSTRACT OF THE DISCLOSURE An improved fastening device having toothed engaging surfaces, the fastening device including bolts, nuts, and the like having lower engaging surface projecting with teeth con- structed to afford material resistance to loosening of the fastening device after being brought into pressure engagement with an adjacent surface of a work piece by the tightening of the fastening device.
324007
Kishu Neji Co. Ltd.
Swabey Ogilvy Renault
LandOfFree
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