Patent US619809A successfully refreshed from Google Patents.
US3210088A
Expired / Lapsed
US
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Apparatus for gripping a rod-like article
Assignee: INTERTEC LE QUINTIN A CORP OF FRANCE Ste
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Filing: 1963-11-13
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Granted: 1965-10-05
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Expires: 1983-11-13
Abstract
No abstract record available.
Inventors
- 👤 Williamson David Theodo Nelson
- 👤 Smith Cyril Edgar Thomas
- 👤 Swarbrick Justin Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:41
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/15553; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/207; B23B31/2073; B23B45/00; B23B45/04; B23B45/042; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T279/1249; Y10T279/1258; Y10T279/17; Y10T279/17411; Y10T279/17529
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
142 words
A GRIPPING DEVICE FOR GRIPPING A ROD-LIKE ARTICLE TO A ROTATABLE SPINDLE, COMPRISING A COLLET HAVING A FRONT AND A BACK CONICAL END, A SLEEVE INSERTABLE IN THE COLLECT WITHIN WHICH THE ROD-LIKE ARTICLE IS GRIPPED, A NOSE TUBE RIGIDLY HELD IN THE SPINDLE MATING WITH THE FORNT CONICAL END AND PROVIDED WITH A PROJECTION AGAINST WHICH THE SLEEVE IS ABUTTABLE A COMPRESSION TUBE MATING WITH THE BACK CONICAL END, MEANS TO APPLY A FORWARD AXIAL FORCE TO THE COMPRESSION TUBE SO THAT THE COLLET IS COMPRESSED BETWEEN THE NOSE AND THE COMPRESSION TUBE WHEREBY A RADIAL FORCE IS EXTENDED BY THE SLEEVE TO GRIP THE ROD-LIKE ARTICLE AND FURTHER MEANS TO APPLY A SECONDARY FORWARD AXIAL FORCE TO THE SLEEVE SO THAT IT IS HELD IN CONTACT WITH THE PROJECTION OF THE NOSE THEREBY PREVENTING THE ROD-LIKE ARTICLE FROM FORWARD MOVEMENT.
Claim 2
Dependent Claim
142 words
A GRIPPING DEVICE FOR GRIPPING A ROD-LIKE ARTICLE TO A ROTATABLE SPINDLE, COMPRISING A COLLET HAVING A FRONT AND A BACK CONICAL END, A SLEEVE INSERTABLE IN THE COLLECT WITHIN WHICH THE ROD-LIKE ARTICLE IS GRIPPED, A NOSE TUBE RIGIDLY HELD IN THE SPINDLE MATING WITH THE FORNT CONICAL END AND PROVIDED WITH A PROJECTION AGAINST WHICH THE SLEEVE IS ABUTTABLE A COMPRESSION TUBE MATING WITH THE BACK CONICAL END, MEANS TO APPLY A FORWARD AXIAL FORCE TO THE COMPRESSION TUBE SO THAT THE COLLET IS COMPRESSED BETWEEN THE NOSE AND THE COMPRESSION TUBE WHEREBY A RADIAL FORCE IS EXTENDED BY THE SLEEVE TO GRIP THE ROD-LIKE ARTICLE AND FURTHER MEANS TO APPLY A SECONDARY FORWARD AXIAL FORCE TO THE SLEEVE SO THAT IT IS HELD IN CONTACT WITH THE PROJECTION OF THE NOSE THEREBY PREVENTING THE ROD-LIKE ARTICLE FROM FORWARD MOVEMENT.
Claim 3
Independent Claim
25 words
A DEVICE AS CLAIMED IN CALM 1 WHEREIN SAID MEANS TO APPLY A FORWARD AXIAL FORCE TO THE COMPRESSION TUBE COMPRISES AN HYDRAULICALLY ACTUATED PISTON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |