US3365990A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-spindle machine tool
Assignee: DMG Mori AG
•
Filing: 1966-01-13
•
Granted: 1968-01-30
•
Expires: 1986-01-13
Abstract
No abstract record available.
Inventors
- 👤 Jacoby Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:01
CPC Classifications
B; B23; B23Q; B23Q39/00; B23Q39/04; B23Q39/042; B23Q39/044; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/12; B23Q5/14; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2524; Y10T82/2552; Y10T82/2554
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A MULTIPLE-SPINDLE MACHINE TOOL, A CARRIER INDEXIBLE ABOUT A FIXED AXIS AND HAVING A FIRST END AND A SECOND END; AN ANNULYS OF SPINDLES ROTATABLE IN SAID CARRIER AND PARALLEL WITH SAID AXIS; A FIRST DRIVE INCLUDING A MAIN SHAFT COAXIALLY EXTENDING THROUGH SAID CARRIER, A FIRST PRIME MOVER DRIVINGLY COUPLED TO SAID MAIN SHAFT AT THE FIRST END OF SAID CARRIER, AND FIRST CLUTCHES FOR SELECTIVELY COUPLING SAID MAIN SHAFT TO SAID SPINDLES AT THE SECOND END OF SAID CARRIER; AND A SECOND DRIVE INCLUDING A SECOND SHAFT COAXIAL WITH SAID MAIN SHAFT AND LOCATED AT THE SECOND END OF SAID CARRIER, A SECOND PRIME MOVER DRIVINGLY COUPLED TO SAID SECOND SHAFT, AND SECOND CLUTCHES FOR SELECTIVELY COUPLING SAID SECOND SHAFT WITH SAID SPINDLES AT THE SECOND END OF SAID CARRIER.
Claim 2
Dependent Claim
133 words
IN A MULTIPLE-SPINDLE MACHINE TOOL, A CARRIER INDEXIBLE ABOUT A FIXED AXIS AND HAVING A FIRST END AND A SECOND END; AN ANNULYS OF SPINDLES ROTATABLE IN SAID CARRIER AND PARALLEL WITH SAID AXIS; A FIRST DRIVE INCLUDING A MAIN SHAFT COAXIALLY EXTENDING THROUGH SAID CARRIER, A FIRST PRIME MOVER DRIVINGLY COUPLED TO SAID MAIN SHAFT AT THE FIRST END OF SAID CARRIER, AND FIRST CLUTCHES FOR SELECTIVELY COUPLING SAID MAIN SHAFT TO SAID SPINDLES AT THE SECOND END OF SAID CARRIER; AND A SECOND DRIVE INCLUDING A SECOND SHAFT COAXIAL WITH SAID MAIN SHAFT AND LOCATED AT THE SECOND END OF SAID CARRIER, A SECOND PRIME MOVER DRIVINGLY COUPLED TO SAID SECOND SHAFT, AND SECOND CLUTCHES FOR SELECTIVELY COUPLING SAID SECOND SHAFT WITH SAID SPINDLES AT THE SECOND END OF SAID CARRIER.
References Cited (Backward Citations)
DE1207764B
Cited
US3292466A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |