US3443341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear grinding machine
Assignee: Honda Motor Co Ltd
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Filing: 1964-04-20
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Granted: 1969-05-13
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Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Soichiro Honda
- 👤 Shiro Uchida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:42
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/006; B23F23/12; B23F5/00; B23F5/02; B23F5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A GEAR GRINDING MACHINE COMPRISING TWO SYNCHRONOUS MOTORS FOR ROTATING A HOB-TYPE HELICAL ABRASIVE WHEEL AND A ROUGHLY SHAPED GEAR STOCK TO BE GROUND THEREBY IN SYNCHRONIZED PHASE RELATIONSHIP WITH EACH OTHER, MEMORY MEANS FOR REGISTERING DEFINITE ANGULAR POSITIONS OF THE ABRASIVE WHEEL AND THE GEAR STOCK ABOUT THEIR RESPECTIVE AXES OF ROTATION WHEN THEY ARE AT REST IN AN INTERMESHING RELATIONSHIP WITH EACH OTHER, MEANS FOR ADJUSTING THE PHASE RELATIONSHIP BETWEEN THE ABRASIVE WHEEL AND THE GEAR STOCK IN THEIR SYNCHRONIZED ROTATION BY REGULATING THE PHASE OF A LEAST ONE OF SAID SYNCHRONOUS MOTORS, THE PHASE ANGLE DETECTOR MEANS FOR DETECTING THE PHASE RELATIONSHIP BETWEEN THE ROTATING ABRASIVE WHEEL AND GEAR STOCK AS IN THEIR RESPECTIVE REGISTERED POSITIONS THROUGH THE INTERMEDIARY OF SAID MEMORY MEANS.
Claim 2
Dependent Claim
126 words
A GEAR GRINDING MACHINE COMPRISING TWO SYNCHRONOUS MOTORS FOR ROTATING A HOB-TYPE HELICAL ABRASIVE WHEEL AND A ROUGHLY SHAPED GEAR STOCK TO BE GROUND THEREBY IN SYNCHRONIZED PHASE RELATIONSHIP WITH EACH OTHER, MEMORY MEANS FOR REGISTERING DEFINITE ANGULAR POSITIONS OF THE ABRASIVE WHEEL AND THE GEAR STOCK ABOUT THEIR RESPECTIVE AXES OF ROTATION WHEN THEY ARE AT REST IN AN INTERMESHING RELATIONSHIP WITH EACH OTHER, MEANS FOR ADJUSTING THE PHASE RELATIONSHIP BETWEEN THE ABRASIVE WHEEL AND THE GEAR STOCK IN THEIR SYNCHRONIZED ROTATION BY REGULATING THE PHASE OF A LEAST ONE OF SAID SYNCHRONOUS MOTORS, THE PHASE ANGLE DETECTOR MEANS FOR DETECTING THE PHASE RELATIONSHIP BETWEEN THE ROTATING ABRASIVE WHEEL AND GEAR STOCK AS IN THEIR RESPECTIVE REGISTERED POSITIONS THROUGH THE INTERMEDIARY OF SAID MEMORY MEANS.
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) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |