Assignee
SHEFFER COLLET CO
12 granted patents·209 citations·filing 1977–1991
Top patents by PatentIndex Score
12 records- 0182US4662043AProject plate systemSHEFFER COLLET CO·Filed 1985·Granted May 5, 1987·48 cites·10 claims
- 0282US4647051ASupport for a chuckSHEFFER COLLET CO·Filed 1985·Granted Mar 3, 1987·34 cites·22 claims
- 0375US4422653AChuck for tubular workpiecesSHEFFER COLLET CO·Filed 1982·Granted Dec 27, 1983·35 cites·15 claims
- 0468US4094521ACollet chuckSHEFFER COLLET CO·Filed 1977·Granted Jun 13, 1978·21 cites·23 claims
- 0565US4688810ASupport for a chuckSHEFFER COLLET CO·Filed 1986·Granted Aug 25, 1987·23 cites·25 claims
- 0651US5052700ACompensating and/or centralizing grip chuckSHEFFER COLLET CO·Filed 1990·Granted Oct 1, 1991·17 cites·15 claims
- 0746US5105523AMethod and means assuring repeatable concentricitySHEFFER COLLET CO·Filed 1991·Granted Apr 21, 1992·10 cites·5 claims
- 0839US4422655AChuck with improved jaw actuator support structureSHEFFER COLLET CO·Filed 1981·Granted Dec 27, 1983·7 cites·1 claims
- 0932US5143687ARapid change wedge chuck with positive lockSHEFFER COLLET CO·Filed 1991·Granted Sep 1, 1992·6 cites·10 claims
- 1030US4591171ASeal for air charging a chuckSHEFFER COLLET CO·Filed 1984·Granted May 27, 1986·3 cites·2 claims
- 1130US4236722ADouble acting cam operated chuck colletSHEFFER COLLET CO·Filed 1979·Granted Dec 2, 1980·5 cites·11 claims
- 129US4355816ADouble acting internal diameter gripping chucksSHEFFER COLLET CO·Filed 1980·Granted Oct 26, 1982·0 cites·1 claims
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