US3267813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of proportional duplicating
Assignee: Bridgeport Machines Inc
•
Filing: 1965-10-20
•
Granted: 1966-08-23
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Wahlstrom Magnus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:46
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/18; B23Q35/181; B23Q35/183; B23Q35/185; B23Q35/20; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/30112; Y10T409/301176; Y10T409/302688; Y10T409/302744; Y10T409/3028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE METHOD OF GENERATING IN A ROTATING WORKPIECE CONFIGURATION PROPORTIONALLY LIKE THAT OF A ROTATING PATTERN, WHICH COMPRISES THE STEPS OF, ROTATING A PATTERN OF IRREGULAR CONFIGURATION WITH RESPECT TO THE AXIS OF PATTERN ROTATION, MAINTAINING THE CONTOURS OF SAID PATTERN CONFIGURATION IN COINCIDENCE WITH A FIXEDLY STATIONED REFERENCE POINT THEREBY SIMULTANEOUSLY TO MOVE SAID PATTERN AXIS TOWARD AND AWAY FROM SAID REFERENCE POINT, CONFINING THE MOVEMENT OF SAID PATTERN AXIS TO A RECTILINEAR PATHWAY, ROTATING A WORKPIECE ABOUT A WORK AXIS PARALLEL WITH AND SPACED FROM SAID PATTERN AXIS ALONG SAID PATHWAY IN WORKING ENGAGEMENT WITH A FIXEDLY STATIONED CONFIGURATION GENERATOR, AND SIMULTANEOUSLY MOVING SAID WORK AXIS IN THE SAME DIRECTION AS SAID PATTERN AXIS ALONG SAID PATHWAY TO EXTENTS SUBSTANTIALLY IN PROPORTION TO THE MOVEMENT OF SAID PATTERN AXIS.
Claim 2
Independent Claim
131 words
THE METHOD OF GENERATING IN A ROTATING WORKPIECE CONFIGURATION PROPORTIONALLY LIKE THAT OF A ROTATING PATTERN, WHICH COMPRISES THE STEPS OF, ROTATING A PATTERN OF IRREGULAR CONFIGURATION WITH RESPECT TO THE AXIS OF PATTERN ROTATION, MAINTAINING THE CONTOURS OF SAID PATTERN CONFIGURATION IN COINCIDENCE WITH A FIXEDLY STATIONED REFERENCE POINT THEREBY SIMULTANEOUSLY TO MOVE SAID PATTERN AXIS TOWARD AND AWAY FROM SAID REFERENCE POINT, CONFINING THE MOVEMENT OF SAID PATTERN AXIS TO A RECTILINEAR PATHWAY, ROTATING A WORKPIECE ABOUT A WORK AXIS PARALLEL WITH AND SPACED FROM SAID PATTERN AXIS ALONG SAID PATHWAY IN WORKING ENGAGEMENT WITH A FIXEDLY STATIONED CONFIGURATION GENERATOR, AND SIMULTANEOUSLY MOVING SAID WORK AXIS IN THE SAME DIRECTION AS SAID PATTERN AXIS ALONG SAID PATHWAY TO EXTENTS SUBSTANTIALLY IN PROPORTION TO THE MOVEMENT OF SAID PATTERN AXIS.
References Cited (Backward Citations)
US2718702A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |