US3079731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generation of shaped surfaces
Assignee: Rank Precision Industries Ltd
•
Filing: 1960-02-16
•
Granted: 1963-03-05
•
Expires: 1980-02-16
Abstract
No abstract record available.
Inventors
- 👤 Rawstron George Ormerod
- 👤 Reason Richard Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:37
CPC Classifications
B; B24; B24B; B24B13/00; B24B13/01; B24B13/012; B24B11/00; B24B13/02; B24B13/06; B24B13/065; B24B17/00; B24B17/02; B24B17/025; B24D; B24D13/00; B24D13/14; B24D13/142; B24D9/00; B24D9/08; B24D9/085; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30868; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
APPARATUS FOR PRODUCING ON A WORKPIECE BY MEANS OF A TOOL A SURFACE OF REVOLUTION WHICH DEVIATES FROM A BASIC SURFACE BY RELATIVELY SMALL AMOUNTS AT DIFFERENT RADIAL DISTANCES FROM THE AXIS OF SYMMETRY, SAID APPARATUS COMPRISING A FIXED BASE, A WORKHOLDER FOR CARRYING THE WORKPIECE, MEANS FOR ROTATING THE WORKHOLDER ABOUT AN AXIS CONSTITUTING THE SAID AXIS OF SYMMETRY, A TOOLHOLDER FOR CARRYING THE TOOL IN OPERATIVE RELATIONSHIP TO THE WORKPIECE ON THE WORKHOLDER, MOUNTING MEANS ON THE BASE FOR LOCATING THE WORKHOLDER AND TOOLHOLDER RELATIVELY TO A FIXED REFERENCE AXIS WHICH COINCIDES WITH THE AXIS OF ROTATION OF THE WORKHOLDER IN AT LEAST ONE POSITION THERE-
Claim 2
Dependent Claim
108 words
APPARATUS FOR PRODUCING ON A WORKPIECE BY MEANS OF A TOOL A SURFACE OF REVOLUTION WHICH DEVIATES FROM A BASIC SURFACE BY RELATIVELY SMALL AMOUNTS AT DIFFERENT RADIAL DISTANCES FROM THE AXIS OF SYMMETRY, SAID APPARATUS COMPRISING A FIXED BASE, A WORKHOLDER FOR CARRYING THE WORKPIECE, MEANS FOR ROTATING THE WORKHOLDER ABOUT AN AXIS CONSTITUTING THE SAID AXIS OF SYMMETRY, A TOOLHOLDER FOR CARRYING THE TOOL IN OPERATIVE RELATIONSHIP TO THE WORKPIECE ON THE WORKHOLDER, MOUNTING MEANS ON THE BASE FOR LOCATING THE WORKHOLDER AND TOOLHOLDER RELATIVELY TO A FIXED REFERENCE AXIS WHICH COINCIDES WITH THE AXIS OF ROTATION OF THE WORKHOLDER IN AT LEAST ONE POSITION THERE-
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |