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Class 24/550 - Convolutions of coil form faces


Subclass of Class 24 - Buckles, buttons, clasps, etc.
Definition: Loops forming the opposed engaging surfaces of the gripping
No. of patents: 5
Last issue date: 04/01/2008


NumberTitleIssue Date
7350756Fastener
A fastener for the suspension of a birdcage toy or the like has a first end terminating in a first loop, and a second end terminating in a second loop, each of the first and second loops terminating in a free end that allows for easy attachment of objects to the loo...
04/01/2008
7152837Hanger apparatus
A hanger apparatus is fabricated of a strand of material that is formed into a plurality of coils of incrementally decreasing diameter to fabricate a tapered, hollow helix. A hook or other engagement means is integrally formed at one end of the helix. The helix is c...
12/26/2006
7051414Method of retaining components strung on a bead wire
The method of easily and securely retaining components strung on a bead line by placing a portion of the bead line between coil members of a tension spring comprises applying torque action to leverable members of the tension coil between the thumb and index finger o...
05/30/2006
4569105Clip on collar for dumbells and barbells
A compact collar for securing weights to a barbell. The collar utilizes a spring coil, restrained against maximum tightening, thereby setting a minimum internal diameter of the coil. A pair of outwardly extending angularly displaced arms that can be moved...
02/11/1986
4457709Holding device for a dental dowel pin
The holding device of the present invention comprises an elongated wire rod of unitary construction having a lower straight section with a pointed end adapted for insertion into an impression material of a dental mold, an intermediate section having a wir...
07/03/1984
 
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