Movable detent fastener for variable thickness work
First Claim
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8. IN A RELEASABLE FASTENER DEVICE, THE COMBINATION OF:
- A TUBULAR SHANK HAVING A CENTRAL BORE AND HAVING SIDE APERTURES COMMUNICATING WITH THE BORE, A PLUNGER MOUNTED FOR SLIDING MOVEMENT AXIALLY WITHIN SAID CENTRAL BORE AND PROVIDED WITH AN EXTERNAL TAPERED SURFACE, BALLS MOUNTED IN SAID APERTURES ADAPTED TO MOVE RADIALLY OUTWARD BEYOND THE OUTER SURFACE OF THE TUBULAR SHANK, A RECEPTACLE HAVING A BORE TAPERED AT SUBSTANTIALLY THE SAME ANGLE AS THE TAPERED SURFACE ON THE PLUNGER, THE TAPERED BORE OF THE RECEPTACLE AND THE TAPERED SURFACE OF THE PLUNGER BEING SUBSTANTIALLY LONGER THAN THE DIAMETER OF THE BALLS, THE TAPERED BORE OF THE RECEPTACLE HAVING AXIALLY EXTENDING GROOVES TO RECEIVE THE BALLS AND THE RECEPTACLE HAVING AN INTERNAL CIRCUMFERENTIAL GROOVE NEAR THE SMALL END OF THE TAPERED BORE, THE TUBULAR SHANK AND PLUNGER BEING AXIALLY INSERTABLE INTO THE RECEPTACLE TO CAUSE THE BALLS TO CONTACT BOTH THE TAPERED SURFACE ON THE PLUNGER AND THE TAPERED BORE OF THE RECEPTACLE, AND RESILIENT MEANS INTERPOSED BETWEEN THE SHANK AND THE PLUNGER ACTING TO MOVE THE PLUNGER AXIALLY IN A DIRECTION TO MOVE THE BALLS RADIALLY OUTWARD IN SAID APERTURES.
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8 Claims
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8. IN A RELEASABLE FASTENER DEVICE, THE COMBINATION OF:
- A TUBULAR SHANK HAVING A CENTRAL BORE AND HAVING SIDE APERTURES COMMUNICATING WITH THE BORE, A PLUNGER MOUNTED FOR SLIDING MOVEMENT AXIALLY WITHIN SAID CENTRAL BORE AND PROVIDED WITH AN EXTERNAL TAPERED SURFACE, BALLS MOUNTED IN SAID APERTURES ADAPTED TO MOVE RADIALLY OUTWARD BEYOND THE OUTER SURFACE OF THE TUBULAR SHANK, A RECEPTACLE HAVING A BORE TAPERED AT SUBSTANTIALLY THE SAME ANGLE AS THE TAPERED SURFACE ON THE PLUNGER, THE TAPERED BORE OF THE RECEPTACLE AND THE TAPERED SURFACE OF THE PLUNGER BEING SUBSTANTIALLY LONGER THAN THE DIAMETER OF THE BALLS, THE TAPERED BORE OF THE RECEPTACLE HAVING AXIALLY EXTENDING GROOVES TO RECEIVE THE BALLS AND THE RECEPTACLE HAVING AN INTERNAL CIRCUMFERENTIAL GROOVE NEAR THE SMALL END OF THE TAPERED BORE, THE TUBULAR SHANK AND PLUNGER BEING AXIALLY INSERTABLE INTO THE RECEPTACLE TO CAUSE THE BALLS TO CONTACT BOTH THE TAPERED SURFACE ON THE PLUNGER AND THE TAPERED BORE OF THE RECEPTACLE, AND RESILIENT MEANS INTERPOSED BETWEEN THE SHANK AND THE PLUNGER ACTING TO MOVE THE PLUNGER AXIALLY IN A DIRECTION TO MOVE THE BALLS RADIALLY OUTWARD IN SAID APERTURES.
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Current AssigneePaul D. Myers
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Original AssigneePaul D. Myers
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InventorsMyers, Paul D.
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Application NumberUS03/774,358Time in Patent Office1,884 DaysField of SearchUS Class Current411/348CPC Class CodesF16B 21/165 with balls or rollers for c...F16B 5/0208 using panel fasteners, i.e....
