Patent US3606188A successfully refreshed from Google Patents.
US3606188A
Expired / Lapsed
US
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Device for securing a magnetic tape reel
Assignee: Data Devices Inc
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Filing: 1969-05-12
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Granted: 1971-09-20
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Expires: 1989-05-12
Abstract
Abstract D R A W I N G A DEVICE FOR SECURING AND DRIVING REELS OF MAGNETIC TAPE TO DEVICES ON WHICH THEY ARE USED, COMPRISING A RIM HAVING AN ELASTOMERIC COMPRESSIBLE LAYER ABOUT ITS OUTER PERIPHERY AND A MOVABLE HUB ELEMENT WHICH COMPRESSES AND EXPANDS THE ELASTOMERIC MATERIAL TO SECURE A TAPE REEL THEREON, FURTHER INCLUDING A PLURALITY OF PROJECTABLE FINGER ELEMENTS WHICH EXTEND RADIALLY OUTWARD, COVERING A REEL PRIOR TO THE COMPRESSION AND EXPANSION OF THE ELASTOMERIC ELEMENT.
Inventors
- 👤 Jack M Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:16
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/662
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |