US3301374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual rate indexing system for machine tools
Assignee: Cross Co
•
Filing: 1965-05-05
•
Granted: 1967-01-31
•
Expires: 1985-05-05
Abstract
No abstract record available.
Inventors
- 👤 Robert W Proctor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:32
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/14; B23Q7/1426; B23Q7/1478; B23Q7/1489
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AN INDEXING MECHANISM FOR TRANSFERRING A WORKPIECE TO SUCCESSIVE STATIONS COMPRISING A CARRIER, A FIRST TRANSFER DRIVE MECHANISM, A SECOND TRANSFER DRIVE MECHANISM, MEANS FOR OPERATING SAID TRANSFER DRIVE MECHANISMS AT DIFFERENT SPEEDS, FIRST COUPLING MEANS FOR COUPLING SAID CARRIER TO SAID FIRST TRANSFER DRIVE MECHANISM FOR TRANSFERRING SAID CARRIER BETWEEN SUCCESSIVE STATIONS AT A FIRST RATE OF SPEED, AND
Claim 2
Dependent Claim
60 words
AN INDEXING MECHANISM FOR TRANSFERRING A WORKPIECE TO SUCCESSIVE STATIONS COMPRISING A CARRIER, A FIRST TRANSFER DRIVE MECHANISM, A SECOND TRANSFER DRIVE MECHANISM, MEANS FOR OPERATING SAID TRANSFER DRIVE MECHANISMS AT DIFFERENT SPEEDS, FIRST COUPLING MEANS FOR COUPLING SAID CARRIER TO SAID FIRST TRANSFER DRIVE MECHANISM FOR TRANSFERRING SAID CARRIER BETWEEN SUCCESSIVE STATIONS AT A FIRST RATE OF SPEED, AND
References Cited (Backward Citations)
US2808746A
Cited
US3140776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |