US3140640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Routershaper
Assignee: Individual
•
Filing: 1959-07-13
•
Granted: 1964-07-14
•
Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Egger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:34
CPC Classifications
B; B23; B23C; B23C1/00; Y; Y10; Y10S; Y10S408/00; Y10S408/01; Y10T; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6786; Y10T409/00; Y10T409/30; Y10T409/30784; Y10T409/307952
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
151 words
A SURFACING MACHINE FOR SURFACING A SUBSTANTIALLY SPHERICAL OBJECT, SAID MACHINE COMPRISING IN COMBINATION A SUPPORT STAND, A SUPPORT MEMBER FOR THE SUBSTANTIALLY SPHERICAL OBJECT, SAID SUPPORT MEMBER PRESENTING A SUPPORT DEFINING A CIRCLE, AND A TOOL-POSITIONING ASSEMBLY ON SAID SUPPORT STAND, SAID POSITIONING ASSEMBLY COMPRISING TWO SPACED-APART JAWS, EACH JAW HAVING AN INNER FACE FACING THE OTHER JAW, EACH JAW HAVING A V-SHAPED GROOVE IN ITS INNER FACE AND ALIGNED WITH THE GROOVE IN THE OTHER JAW, SAID GROOVE DEFINING SUBSTANTIALLY A 90* ANGLE, A MOVABLE BLOCK, THE LATERAL CROSS-SECTIONAL CONFIGURATION OF THE BLOCK BEING SUBSTANTIALLY A SQUARE FOR COFITTING WITH THE V-SHAPED GROOVES, A MOTOR, A HOLDING MEANS ASSOCIATED WITH THE BLOCK FOR POSITIONING THE MOTOR, AND MEANS TO MOVE THE BLOCK IN THE JAWS, A SURFACE-FINISHING TOOL ASSOCIATED WITH SAID MOTOR, AND SAID SURFACE-FINISHING TOOL BEING ALIGNED WITH SAID SUPPORT MEMBER TO SURFACE FINISH THE SUBSTANTIALLY SPHERICAL OBJECT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |