US3213756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear machine and indexing mechanism therefor
Assignee: Gleason Works
•
Filing: 1963-09-26
•
Granted: 1965-10-26
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Ii John L Ash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:50
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/10; B23F23/08; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/100636; Y10T409/101431; Y10T409/103816; Y10T409/104134; Y10T409/104611; Y10T409/107791; Y10T409/108109; Y10T409/108268
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A GEAR MACHINE COMPRISING A FRAME SUPPORTING A TOOL-CARRYING CRADLE FOR ROTATION THEREON, A WORK SPINDLE AND A HOUSING THEREFOR ON THE FRAME, DRIVE MEANS FOR REVERSINGLY ROTATING SAID CRADLE, A GEAR TRAIN FOR DRIVING THE SPINDLE, SAID GEAR TRAIN BEING CONNECTIBLE TO SAID DRIVE MEANS FOR UNIDIRECTIONAL ROTATION THEREBY IN TIME WITH REVERSING ROTATION OF THE CRADLE, AN INTERMITTENT INDEX MECHANISM ARRANGED FOR OPERATION IN TIME WITH SAID DRIVE MEANS, AND MEANS FOR CONNECTING THE GEAR TRAIN EITHER TO SAID MECHANISM OR TO SAID DRIVE MEANS.
Claim 2
Dependent Claim
87 words
A GEAR MACHINE COMPRISING A FRAME SUPPORTING A TOOL-CARRYING CRADLE FOR ROTATION THEREON, A WORK SPINDLE AND A HOUSING THEREFOR ON THE FRAME, DRIVE MEANS FOR REVERSINGLY ROTATING SAID CRADLE, A GEAR TRAIN FOR DRIVING THE SPINDLE, SAID GEAR TRAIN BEING CONNECTIBLE TO SAID DRIVE MEANS FOR UNIDIRECTIONAL ROTATION THEREBY IN TIME WITH REVERSING ROTATION OF THE CRADLE, AN INTERMITTENT INDEX MECHANISM ARRANGED FOR OPERATION IN TIME WITH SAID DRIVE MEANS, AND MEANS FOR CONNECTING THE GEAR TRAIN EITHER TO SAID MECHANISM OR TO SAID DRIVE MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |