Buckles – buttons – clasps – etc. – Bale and package ties – hose clamps – With tighteners
Patent
1979-10-30
1981-10-13
Grosz, Alexander
Buckles, buttons, clasps, etc.
Bale and package ties, hose clamps
With tighteners
A44B 1700
Patent
active
042939844
ABSTRACT:
A fastener to retain at least two members together under spring tension including a bolt having a fastener head shaped with two lateral extending protrusions respectively forming two shoulders for engagement of an outside surface of one of the members to be secured together. An opening is provided through the members to be secured together and at least the opening through the latter-mentioned member which is to be engaged by the shoulders of the fastener head is generally contoured to the shape of the fastener head such that the fastened head freely passes through this opening in keyhole fashion and the bolt is turned so that the shoulders of the fastener head ride up onto this outside surface clamping the members together under spring tension. Lock recesses may be provided in the outside surface of the member closest to the fastener head to receive the shoulders of the fastener head in locking engagement.
REFERENCES:
patent: 373860 (1887-11-01), Steffey
patent: 1857530 (1932-05-01), Dandridge et al.
patent: 2238865 (1941-04-01), Purinton
patent: 2355196 (1944-08-01), Zahodiakin
patent: 2798277 (1957-07-01), Flora
patent: 3123880 (1964-03-01), Barry et al.
patent: 3179367 (1965-04-01), Rapata
patent: 3990131 (1976-11-01), Okamura
Grosz Alexander
Kaufmann, Jr. John
LandOfFree
Spring tension fastener does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Spring tension fastener, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spring tension fastener will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-924224