Patent US3344559A successfully refreshed from Google Patents.
US3344559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam grinding machine by means of numerical control
Assignee: Mazda Motor Corp
•
Filing: 1964-08-05
•
Granted: 1967-10-03
•
Expires: 1984-08-05
Abstract
No abstract record available.
Inventors
- 👤 Inaba Seiuemon
- 👤 Fujii Akira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:24
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; B; B24; B24B; B24B19/00; B24B19/08; B24B19/12; B24B19/125; G05B19/18; G05B19/182; G05B19/184; G05B2219/00; G05B2219/30; G05B2219/36; G05B2219/36555; G05B2219/41; G05B2219/41326; G05B2219/45; G05B2219/45161; G05B2219/45218; G05B2219/50; G05B2219/50211; G05B2219/50313; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/302968; Y10T409/303248
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A GRINDING MACHINE ADAPTED TO PRODUCE ROTATING TYPE CAMS BY MEANS OF NUMERICAL CONTROL, COMPRISING GRINDING MEANS FOR GRINDING A ROTATING TYPE CAM TO A REQUIRED CONTOUR, SAID CONTOUR BEING DEFINED BY A ROTATING ANGLE INCREMENT $$ OF THE CAM, A LIFT INCREMENT $Y AND AN OFFSET INCREMENT $X OF THE CONTACT POINT BETWEEN SAID GRINDING MEANS AND SAID CAM, ROTATING MEANS FOR ROTATING THE ROTATING TYPE CAM, AND CONTROL MEANS CONTROLLING SAID ROTATING MEANS AND SAID GRINDING MEANS SO THAT SAID GRIND-
Claim 2
Dependent Claim
83 words
A GRINDING MACHINE ADAPTED TO PRODUCE ROTATING TYPE CAMS BY MEANS OF NUMERICAL CONTROL, COMPRISING GRINDING MEANS FOR GRINDING A ROTATING TYPE CAM TO A REQUIRED CONTOUR, SAID CONTOUR BEING DEFINED BY A ROTATING ANGLE INCREMENT $$ OF THE CAM, A LIFT INCREMENT $Y AND AN OFFSET INCREMENT $X OF THE CONTACT POINT BETWEEN SAID GRINDING MEANS AND SAID CAM, ROTATING MEANS FOR ROTATING THE ROTATING TYPE CAM, AND CONTROL MEANS CONTROLLING SAID ROTATING MEANS AND SAID GRINDING MEANS SO THAT SAID GRIND-
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |