US3203071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual turret heads type horizontal boring machine
Assignee: Hitachi Seiki Co Ltd
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Filing: 1962-11-19
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Granted: 1965-08-31
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Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Uchida Yoshiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:31
CPC Classifications
B; B23; B23Q; B23Q16/00; B23B; B23B39/00; B23B39/02; B23B39/16; B23B39/22; B23Q16/006; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T29/5109; Y10T29/5124; Y10T29/5127; Y10T29/5129; Y10T29/5152; Y10T29/5153; Y10T408/00; Y10T408/36; Y10T408/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A DUAL TURRET HORIZONTAL HORING MACHINE, COMPRISING TWO SPACED TURRET HEADS EACH ROTATABLE AROUND A VERTICAL AXIS AND HAVING A PLURALITY OF HORIZOTNAL SPINDLES ADAPTED TO BE FITTED WITH DIFFERENT TOOLS, MEANS IN EACH TURRET HEAD FOR ROTATABLY DRIVING ONLY THE SPINDLE WHICH IS DIRECTED, TOWARD THE OTHER TURRET HEAD, A WORK HOLDER BETWEEN SAID TURRET HEAD ADAPTED TO HOLD WORK FIXED RELATIVE TO THE WORK HOLDER, AND MEANS COUPLED TO SAID WORK HOLDER FOR MOVING SAID WORK HOLDER RECIPROCALLY AND HORIZONTALLY ALONG A LINE BETWEEN SAID TURRET HEADS, HORIZONTALLY ALONG A LINE TRANSVERST TO THE LINE BETWEEN SAID TURRET HEADS, AND VERTICALLY WITH RESPECT TO A HORIZONTAL LINE BETWEEN SAID TURRET HEADS.
Claim 2
Dependent Claim
113 words
A DUAL TURRET HORIZONTAL HORING MACHINE, COMPRISING TWO SPACED TURRET HEADS EACH ROTATABLE AROUND A VERTICAL AXIS AND HAVING A PLURALITY OF HORIZOTNAL SPINDLES ADAPTED TO BE FITTED WITH DIFFERENT TOOLS, MEANS IN EACH TURRET HEAD FOR ROTATABLY DRIVING ONLY THE SPINDLE WHICH IS DIRECTED, TOWARD THE OTHER TURRET HEAD, A WORK HOLDER BETWEEN SAID TURRET HEAD ADAPTED TO HOLD WORK FIXED RELATIVE TO THE WORK HOLDER, AND MEANS COUPLED TO SAID WORK HOLDER FOR MOVING SAID WORK HOLDER RECIPROCALLY AND HORIZONTALLY ALONG A LINE BETWEEN SAID TURRET HEADS, HORIZONTALLY ALONG A LINE TRANSVERST TO THE LINE BETWEEN SAID TURRET HEADS, AND VERTICALLY WITH RESPECT TO A HORIZONTAL LINE BETWEEN SAID TURRET HEADS.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |