US3555916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positioning device
Assignee: International Business Machines Corp
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Filing: 1969-01-15
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Granted: 1971-01-19
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Expires: 1989-01-15
Abstract
Abstract A MICROPOSITIONING DEVICE IS PROVIDED WHICH PERMITS X DIRECTION AND ROTATIONAL POSITIONING OF A POSITIONING PLATE THROUGH UTILIZATION OF A PAIR OF WEDGE SHAPED CAMS. THE PAIR OF CAMS ARE CAPABLE OF EFFECTING FIRST AND SECOND FORCES AT SPACED POINTS ON THE POSITIONING PLATE. WITH BOTH FORCES PRESENT ROTATIONAL POSITIONING IS OBTAINED WHILE WITH ONE FORCE PRESENT TRANSLATIONAL POSITIONING IS OBTAINED. MOVEMENT IN THE Y DIRECTION IS EFFECTED THROUGH MICROMETER SPINDLE MOVEMENT.
Inventors
- 👤 William G Santy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:38
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/48; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18752
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |