Patent ID: 6138530
Filing Date: 2000-10-31
Classification: B25B

Abstract:
A locking collar removal tool for removing a frangible fastener; the fastener having a threaded locked collar on a near end of a threaded shaft with wrench receiving means, a retaining ring at a far end of the fastener, the tool comprising:an outer cylinder having an outer gripping means, a threaded upper inner portion, a bottom inner tapered portion; the threaded upper inner portion counter threaded with respect to the locking direction of the collar to the shaft;an inner cylinder having a torque receiving means, a flat bottom rim, a threaded outer portion grooved to interact with the threaded upper inner portion of the outer cylinder;a collet with section removed to permit the collet to decrease in size and sized to surround said collar when open, the collet having a flat upper rim, an outer tapered bottom portion, the collet positioned within said outer cylinder below said inner cylinder urged through the inner tapered portion by the flat bottom rim of said inner cylinder thereby compressing the collar as the inner cylinder is torqued with respect to the outer cylinder in an opening direction.