US3368455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear cutting machine with stock-divider
Assignee: Gleason Works
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Filing: 1965-12-10
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Granted: 1968-02-13
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Expires: 1985-12-10
Abstract
No abstract record available.
Inventors
- 👤 Charles G Ellwanger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:17
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/12; B23F23/1218; B23F23/02; B23F23/06; B23F23/08; Y; Y10; Y10T; Y10T279/00; Y10T279/18; Y10T279/185; Y10T279/19; Y10T279/1961; Y10T279/1966; Y10T279/28; Y10T409/00; Y10T409/10; Y10T409/10954; Y10T409/109699
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A GEAR CUTTING MACHINE OR THE LIKE COMPRISING A SPINDLE HAVING A WORK SUPPORT WITH A PLANE WORK SEATING FACE PERPENDICULAR TO THE SPINDLE ROTATION AXIS AND RADIALLY MOVABLE WORK-GRIPPING PORTIONS, A STOCK-DIVIDER SUPPORT, ONE OF SAID SUPPORTS HAVING A CENTERING FORMATION LOCATED ON SAID AXIS AND ENGAGEABLE WITH A CENTERING FORMATION ON A WORKPIECE, A PLUNGER YIELDABLY MOVABLE IN THE STOCK-DIVIDER SUPPORT ALONG SAID AXIS TO MAINTAIN SAID CENTERING FORMATIONS ENGAGED AND THE WORKPIECE SEATED UPON SAID SEATING FACE, AND JAWS MOVABLE ON THE STOCK DIVIDIER SUPPORT TO CLOSE SUBSTANTIALLY RADIALLY IN APPROXIMATELY OPPOSED TOOTH SLOTS OF THE WORKPIECE TO THEREBY ROTATE THE WORKPIECE ON SAID SEATING FACE ABOUT SAID AXIS INTO A PREDETERMINED ANGULAR POSITION.
Claim 2
Dependent Claim
117 words
A GEAR CUTTING MACHINE OR THE LIKE COMPRISING A SPINDLE HAVING A WORK SUPPORT WITH A PLANE WORK SEATING FACE PERPENDICULAR TO THE SPINDLE ROTATION AXIS AND RADIALLY MOVABLE WORK-GRIPPING PORTIONS, A STOCK-DIVIDER SUPPORT, ONE OF SAID SUPPORTS HAVING A CENTERING FORMATION LOCATED ON SAID AXIS AND ENGAGEABLE WITH A CENTERING FORMATION ON A WORKPIECE, A PLUNGER YIELDABLY MOVABLE IN THE STOCK-DIVIDER SUPPORT ALONG SAID AXIS TO MAINTAIN SAID CENTERING FORMATIONS ENGAGED AND THE WORKPIECE SEATED UPON SAID SEATING FACE, AND JAWS MOVABLE ON THE STOCK DIVIDIER SUPPORT TO CLOSE SUBSTANTIALLY RADIALLY IN APPROXIMATELY OPPOSED TOOTH SLOTS OF THE WORKPIECE TO THEREBY ROTATE THE WORKPIECE ON SAID SEATING FACE ABOUT SAID AXIS INTO A PREDETERMINED ANGULAR POSITION.
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) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |