US3262583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for fixing and introducing bars into the spindles of machine tools
Assignee: Manufacture de Machines du Haut Rhin SA MANURHIN
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Filing: 1963-12-17
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Granted: 1966-07-26
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Expires: 1983-12-17
Abstract
No abstract record available.
Inventors
- 👤 Thevenet Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:52
CPC Classifications
B; B23; B23B; B23B13/00; B23B13/12; B23B13/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A DEVICE FOR FIXING AND INTRODUCING BARS INTO SPINDLES OF MACHINE TOOLS COMPRISING A HOLDING CLAMP PROVIDED WITH JAWS CAPABLE OF CLAMPING A BAR; A RECIPROCATING ADVANCING FEED CLAMP LOCATED WITHIN THE HOLDING CLAMP AND PROVIDED WITH JAWS WHICH COOPERATE WITH THE HOLDING CLAMP TO ADVANCE THE BARS AND AN AUXILIARY ELEMENT HAVING AN OUTWARDLY INCLINED SURFACE INSIDE THE HOLDING CLAMP CLOSE TO THE JAWS THEREOF, SAID AUXILIARY ELEMENT COOPERATING WITH SAID ADVANCING CLAMP TO OPEN THE JAWS THEREOF BY OBLIQUE SLIDING MOVEMENT OF SAID JAWS ON SAID AUXILIARY ELEMENT WHEN SAID ADVANCING CLAMP HAS BEEN MOVED FORWARD BEYOND ITS NORMAL ADVANCE POSITION AFTER THE BAR HAS BEEN USED UP.
Claim 2
Independent Claim
110 words
A DEVICE FOR FIXING AND INTRODUCING BARS INTO SPINDLES OF MACHINE TOOLS COMPRISING A HOLDING CLAMP PROVIDED WITH JAWS CAPABLE OF CLAMPING A BAR; A RECIPROCATING ADVANCING FEED CLAMP LOCATED WITHIN THE HOLDING CLAMP AND PROVIDED WITH JAWS WHICH COOPERATE WITH THE HOLDING CLAMP TO ADVANCE THE BARS AND AN AUXILIARY ELEMENT HAVING AN OUTWARDLY INCLINED SURFACE INSIDE THE HOLDING CLAMP CLOSE TO THE JAWS THEREOF, SAID AUXILIARY ELEMENT COOPERATING WITH SAID ADVANCING CLAMP TO OPEN THE JAWS THEREOF BY OBLIQUE SLIDING MOVEMENT OF SAID JAWS ON SAID AUXILIARY ELEMENT WHEN SAID ADVANCING CLAMP HAS BEEN MOVED FORWARD BEYOND ITS NORMAL ADVANCE POSITION AFTER THE BAR HAS BEEN USED UP.
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |