US3198042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll lathe tailstock
Assignee: Individual
•
Filing: 1962-01-31
•
Granted: 1965-08-03
•
Expires: 1982-01-31
Abstract
No abstract record available.
Inventors
- 👤 Jack N Binns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:53
CPC Classifications
B; B23; B23B; B23B23/00; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2564
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
112 words
A TAIL STOCK FOR A HEAVY DUTY ROLL LATHE, INCLUDING A FRAME, A QUILL MOUNTED IN THE FRAME FOR LONGITUDINAL SLIDING MOVEMENT, MEANS RESTRAINING THE QUILL AGAINST ROTATION, A LIVE TAIL CENTER SPINDLE ROTATABLY SUPPORTED BY THE QUILL, A RECIPROCATING HYDRAULIC MOTOR INCLUDING A PISTON AND A CYLINDER CARRIED BY THE FRAME, MEANS COUPLING THE PISTON TO THE QUILL FOR EFFECTING POWER POSITIONING OF THE QUILL RELATIVE TO THE FRAME, AND AN AXIALIARY MECHANICAL CONTROL FOR THE POSITION OF THE PISTON AND QUILL RELATIVE TO THE FRAME INCLUDING A LEAD SCREW COUPLED TO THE PISTON FOR BODILY MOVEMENT THEREWITH AND RELATIVE THERETO, ABUTMENT MEANS FOR LIMITING THE JOINT BODILY MOVEMENT OF THE
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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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |