US3664531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for imparting a rotational as well as a longitudinal movement to tubes or rods
Assignee: Individual
•
Filing: 1969-11-19
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Granted: 1972-05-23
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Expires: 1989-11-19
Abstract
Abstract A DEVICE FOR SUPPORTING AN ELONGATED WORK PIECE SUCH AS TUBES OR RODS WITH CIRCULAR OR ANNULAR SECTION DURING TREATMENT THEREOF AND GIVING THE WORK PIECE A ROTATIONAL FEEDING MOVEMENT AS WELL AS A LONGITUDINAL FEEDING MOVEMENT WITH THE SPEED OF THE LONGITUDINAL MOVEMENT BEING VERY SLOW AS COMPARED WITH THE ROTATIONAL MOVEMENT OF THE WORKPIECE.
Inventors
- 👤 Kjell I Magnusson
- 👤 Rune T Owarfort
- 👤 Lya O Karup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:26
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/05; B23Q7/055; B65; B65G; B65G13/00; B65G13/11; B65G13/12; B65G2201/00; B65G2201/02; B65G2201/0276
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |