Closure fasteners – Bolts – Spring arm
Patent
1978-08-22
1980-09-16
Moore, Richard E.
Closure fasteners
Bolts
Spring arm
24214, E05C 1908
Patent
active
042225957
ABSTRACT:
A fastener of the snap fastener type having a base plate with a hollow cap secured to the base plate only by resilient hooked prongs extending through the base plate. A split resilient ring within the cap has opposed projections extending outwardly through the sides of the cap and have cam ends to permit extending the cap through a second plate by camming the projections inwardly until they have passed through the second plate where they spring outwardly to thus fasten the base plate and second plate together.
REFERENCES:
patent: 1305233 (1919-05-01), Ogden
patent: 1320496 (1919-11-01), Roth
patent: 1325577 (1919-12-01), Pilkington
patent: 4035874 (1977-07-01), Liljendahl
Moore Richard E.
The Parker Pen Co.
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