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USRE28215E Expired / Lapsed US ⏱️ 0.0 years remaining

Tapk diverting device in a tape recorder apparatus with drum shift during tape engagement

Assignee: —
•
Filing: 1972-10-12
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Granted: 1974-10-29
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Expires: 1992-10-12
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Abstract

Abstract 1. IN AN APPARATUS FOR RECORDING AND/OR PLAYBACK OF SIGNALS HAVING A WIDE FREQUENCY SPECTRUM CARRIED ON A TAPE CARRIER ACCOMMODATED IN A CASSETTE, AND CASSETTE HAVING AN OPENING ACROSS WHICH SAID TAPE WILL EXTEND WHEN NOT IN THE OPERATIVE PLAYBACK CONDITION, SAID APPARATUS COMPRISING A BASE FOR SUPPORING THEREON SAID CASSETTE, A DRUM HAVING A CYLINDRICAL SURFACE SUPPORTED ON SAID BASE ADJACENT SAID CASSETTE, SAID TAPE BEING HELICALLY WOUND THEREABOUT WHEN IN AN OPERATIVE POSITION, A TAPE DIVERTING DEVICE MOVABLE BETWEEN AN INOPERATIVE CONDITION AND AN OPERATIVE CONDITION FOR ENGAGING AND DRAWING A PORTION OF SAID TAPE OUT OF SAID CASSETTE AND AROUND PART OF SAID DRUM SURFACE IN A HELICAL PATH, SAID DEVICE COMPRISING A SUPPORT MEMBER FORMED INTEGRALLY WITH SAID DRUM AND BEING ARRANGED ON SAID APPARATUS FOR PIVOTAL MOVEMENT ABOUT AN AXIS OF ROTATION WHICH IS PARALLEL TO THE LONGITUDINAL AXIS OF SAID DRUM AND OFFSET THEREFROM, SAID LONGITUDINAL AXIS OF SAID DRUM BEING SHIFTED FROM A POSITION FURTHER FROM THE CASSETTE THAN THE AXIS OF SAID SUPPORTING MEMBER PRIOR TO MOVING THE TAPE DIVERTING DEVICE TO THE OPERATIVE CONDITION TO A POSITION CLOSER TO SAID CASSETTE THAN THE AXIS OF SAID SUPPORTING MEMBER WHEN SAID SUPPORTING MEMBER AND DRUM HAVE BEEN PIVOTED ABOUT SAID SUPPORT MEMBER AXIS AND SAID TAPE HAS BEEN WOUND ABOUT THE SURFACE OF SAID DRUM, AND AT LEAST ONE TAPE GUIDE STUD MOUNTED ON SAID SUPPORT MEMBER, SAID STUD PROJECTING THROUGH SAID CASSETTE OPENING WHEN SAID CASSETTE IS PLACED IN A POSITION N SAID APPARATUS FOR PLAYBACK, WHEREBY SAID TAPE STUD WILL ENGAGE SAID TAPE AND DRAW SAID TAPE OUT OF THE CASSETTE AND WRAP SAID TAPE ABOUT A PORTION OF SAID DRUM AS SAID SUPPORT MEMBER IS PIVOTED ABOUT SAID AXIS OF ROTATION SO THAT SAID TAPE WILL BE WOUND ABOUT SAID DRUM IN A HELICAL PATH AND INTO AN OPERATIVE POSITION FOR PLAYBACK.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 19:58
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/665; G11B15/6653; G11B15/6655

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) 1977-10-28 1978-04-29 1978-10-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-28 1982-04-29 1982-10-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-28 1986-04-29 1986-10-29 $7700.00 Window Closed / Lapsed

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