One sided fastener divice

Details One sided fastener divice One sided fastener divice

F - Mech Eng,Light,Heat,Weapons

16

B

85/21

F16B 13/04 (2006.01) F16B 19/10 (2006.01)

Patent

CA 1044498

ONE SIDED FASTENER DEVICE Abstract of the Disclosure A one sided or blind fastener assembly including a threaded fastener member inserted through a sleeve member having a tubular body, a head at the outer end thereof and a tapered inner end, and an expansion member including an internally threaded end portion adapted to be expanded as it is drawn up over the sleeve. Longitudinally extending ribs on the tapered end portion of the sleeve matingly engage longitudinally extending slots in the expansion member serving to confine the movement of the expansion member to an axial telescopic movement over the tapered sleeve portion. The upper edges of the expansion member are tapered inwardly toward the slots to enhance the clamping capabilities of the fastener.

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