US3187407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool holders
Assignee: POUDRES METALLIQUES ALLIAGES SPECIAUX UGINE CARBONE
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Filing: 1963-01-10
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Granted: 1965-06-08
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Expires: 1983-01-10
Abstract
No abstract record available.
Inventors
- 👤 Ducet Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:34
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1666; B23B27/1674; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/112; Y10T407/114; Y10T407/116; Y10T407/22; Y10T407/227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A TOOL HOLDER COMPRISING A SUPPORT MEMBER HAVING A BORE THERETHROUGH, SAID BORE HAVING A BASE OR END WALL AND A SHOULDER THEREIN, A CHIP BREAKER AND A TOOL BIT SEPARABLY MOUNTABLE ON SAID SUPPORT MEMBER, A SLOTTED JAW MEMBER, A FIRST SCREW PASSING THROUGH SAID SLOT FOR CLAMPING SAID JAW MEMBER TO SAID SUPPORT MEMBER TO GRIP BOTH THE CLIP BREAKER, AND THE TOOL BIT, A LEAF SPRING SECURED BENEATH SAID JAW MEMBER, A SHOULDERED REAR PORTION ON SAID CHIP BREAKER, SAID SHOULDERED PORTION BEING HELD TO SAID JAW MEMBER BY SAID LEAF SPRING, A THREADED UNDER PART ON SAID JAW MEMBER, AND A SECOND SCREW ENGAGING SAID THREADED UNDER PART AND BEING LOCATED IN SAID BORE IN SAID TOOL SUPPORT MEMBER, SAID SECOND SCREW HAVING TWO ENDS, ONE OF SAID ENDS WORKING AGAINST THE BASE OR END WALL OF SAID BORE AND THE OTHER OF SAID ENDS OF SAID SECOND SCREW WORKING AGAINST SAID SHOULDER IN SAID BORE, ROTATION OF SAID SECOND SCREW THUS EFFECTING SUBSTANTIALLY RECTILINEAR MOVEMENT IN TWO DIRECTIONS OF SAID JAW MEMBER AFTER SLACKENING OF SAID FIRST SCREW.
Claim 2
Dependent Claim
183 words
A TOOL HOLDER COMPRISING A SUPPORT MEMBER HAVING A BORE THERETHROUGH, SAID BORE HAVING A BASE OR END WALL AND A SHOULDER THEREIN, A CHIP BREAKER AND A TOOL BIT SEPARABLY MOUNTABLE ON SAID SUPPORT MEMBER, A SLOTTED JAW MEMBER, A FIRST SCREW PASSING THROUGH SAID SLOT FOR CLAMPING SAID JAW MEMBER TO SAID SUPPORT MEMBER TO GRIP BOTH THE CLIP BREAKER, AND THE TOOL BIT, A LEAF SPRING SECURED BENEATH SAID JAW MEMBER, A SHOULDERED REAR PORTION ON SAID CHIP BREAKER, SAID SHOULDERED PORTION BEING HELD TO SAID JAW MEMBER BY SAID LEAF SPRING, A THREADED UNDER PART ON SAID JAW MEMBER, AND A SECOND SCREW ENGAGING SAID THREADED UNDER PART AND BEING LOCATED IN SAID BORE IN SAID TOOL SUPPORT MEMBER, SAID SECOND SCREW HAVING TWO ENDS, ONE OF SAID ENDS WORKING AGAINST THE BASE OR END WALL OF SAID BORE AND THE OTHER OF SAID ENDS OF SAID SECOND SCREW WORKING AGAINST SAID SHOULDER IN SAID BORE, ROTATION OF SAID SECOND SCREW THUS EFFECTING SUBSTANTIALLY RECTILINEAR MOVEMENT IN TWO DIRECTIONS OF SAID JAW MEMBER AFTER SLACKENING OF SAID FIRST SCREW.
References Cited (Backward Citations)
US2734256A
Cited
US2883737A
Cited
US2805467A
Cited
FR1164677A
Cited
GB868012A
Cited
GB828593A
Cited
US2967345A
Cited
FR1208907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |