Patent US4451861A successfully refreshed from Google Patents.
US4451861A
Expired / Lapsed
US
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Magnetic tape apparatus having means for leading magnetic tape from a supply reel to a take-up reel
Assignee: MICROCOMPUTER SYSTEMS Inc
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Filing: 1982-04-16
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Granted: 1984-05-29
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Expires: 2002-04-16
Abstract
Abstract Magnetic tape apparatus is disclosed herein and comprises a drum, structure for supporting and rotating the drum, at least one transducer extending past the surface of the drum adapted to rotate with the drum and move parallel to the axis of the drum and a leader for presenting the tape to the drum. The apparatus includes a take-up reel and structure for receiving and driving a supply reel. A leader is provided which extends from the take-up reel to the inserted supply reel to engage and thread the tape over the drum to the take-up reel.
Inventors
- 👤 Paul A. Gilovich
- 👤 James S. Toreson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:08
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/008; G11B5/00813; G11B5/00817; G11B5/00839; G11B15/00; G11B15/60; G11B15/61; G11B15/62; G11B15/64; G11B15/66; G11B15/67; G11B15/672; G11B5/48; G11B5/488; G11B5/4893
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A magnetic tape apparatus comprising a drum, means for supporting and rotating said drum about its axis, at least one transducer extending past the surface of said drum and adapted to rotate therewith, means for moving the transducer along said drum parallel to the axis, a take-up reel disposed adjacent said drum, take-up reel drive means for driving said take-up reel, means for receiving a tape supply reel disposed in a housing, supply reel drive means for driving the supply reel, said means for receiving the supply reel housing being adapted to bring the supply reel into engagement with the supply reel drive means, and leader means extending from said take-up reel to said means for receiving the supply reel to engage the tape in the supply reel when the supply reel is brought into engagement with the drive means and serving to draw the tape from the supply reel housing over said drum to said take-up reel.
Claim 2
Dependent Claim
158 words
A magnetic tape apparatus comprising a drum, means for supporting and rotating said drum about its axis, at least one transducer extending past the surface of said drum and adapted to rotate therewith, means for moving the transducer along said drum parallel to the axis, a take-up reel disposed adjacent said drum, take-up reel drive means for driving said take-up reel, means for receiving a tape supply reel disposed in a housing, supply reel drive means for driving the supply reel, said means for receiving the supply reel housing being adapted to bring the supply reel into engagement with the supply reel drive means, and leader means extending from said take-up reel to said means for receiving the supply reel to engage the tape in the supply reel when the supply reel is brought into engagement with the drive means and serving to draw the tape from the supply reel housing over said drum to said take-up reel.
References Cited (Backward Citations)
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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) | 1987-05-29 | 1987-11-28 | 1988-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-29 | 1991-11-28 | 1992-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-29 | 1995-11-28 | 1996-05-29 | $7700.00 | Window Closed / Lapsed |