US3271034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positioning mechanism
Assignee: RCA Corp
•
Filing: 1963-09-09
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Granted: 1966-09-06
•
Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Dallas R Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:37
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A MECHANISM FOR SHIFTING TH EPOSITION OF MAGNETIC HEAD INTO SCANNING RELATIONSHIP WITH SELECTED ONES OF A PLURALITY OF RECORD TRACKS ON A MAGNETIC TAPE RECORD, SAID HEAD HAVING AT LEAST ONE HEAD UNIT INCLUDING A SIGNAL GAP DISPSED ALONG A GAP LINE, SAID MECHANISM COMPRISING (A) A STATIONARY MOUNTING MEMBER DEFINING A SLOT HAVING SIDE AND BOTTOM WALLS PARALLEL TO SAID GAP LINE, SAID BOTTOM WALL BEING BEVELED, (B) BRACKET PLATE MOUNTING SAID HEAD AND DISPOSED IN SAID SLOT, SAID BRACKET PLATE HAVING A BEVELED EDGE COMPLEMENTARY TO SAID BEVELED BOTTOM WALL, THE CORNER OF SAID BEVELED EDGE BEING PARALLEL TO SAID GAP LINE, (C) MEANS FOR TILTING SAID BRACKET PLATE TOWARD AT LEAST ONE OF SAID SIDE WALLS OF SAID SLOT AND PROVIDING LINES OF INTIMATE CONTACT BETWEEN SAID PLATE AND THE WALLS OF SAID SLOT AT SAID CORNER AND AT THE SIDE OF SAID BRACKET PLATE ADJACENT SAID ONE SIDE WALL, AND (D) MEANS FOR MOVING SAID BRACKET IN SAID SLOT IN A DIRECTION ALONG SAID LINES OF CONTACT WHEREBY TO SHIFT SAID HEAD AMONG SELECTED ONES OF SAID TRACKS.
Claim 2
Dependent Claim
183 words
A MECHANISM FOR SHIFTING TH EPOSITION OF MAGNETIC HEAD INTO SCANNING RELATIONSHIP WITH SELECTED ONES OF A PLURALITY OF RECORD TRACKS ON A MAGNETIC TAPE RECORD, SAID HEAD HAVING AT LEAST ONE HEAD UNIT INCLUDING A SIGNAL GAP DISPSED ALONG A GAP LINE, SAID MECHANISM COMPRISING (A) A STATIONARY MOUNTING MEMBER DEFINING A SLOT HAVING SIDE AND BOTTOM WALLS PARALLEL TO SAID GAP LINE, SAID BOTTOM WALL BEING BEVELED, (B) BRACKET PLATE MOUNTING SAID HEAD AND DISPOSED IN SAID SLOT, SAID BRACKET PLATE HAVING A BEVELED EDGE COMPLEMENTARY TO SAID BEVELED BOTTOM WALL, THE CORNER OF SAID BEVELED EDGE BEING PARALLEL TO SAID GAP LINE, (C) MEANS FOR TILTING SAID BRACKET PLATE TOWARD AT LEAST ONE OF SAID SIDE WALLS OF SAID SLOT AND PROVIDING LINES OF INTIMATE CONTACT BETWEEN SAID PLATE AND THE WALLS OF SAID SLOT AT SAID CORNER AND AT THE SIDE OF SAID BRACKET PLATE ADJACENT SAID ONE SIDE WALL, AND (D) MEANS FOR MOVING SAID BRACKET IN SAID SLOT IN A DIRECTION ALONG SAID LINES OF CONTACT WHEREBY TO SHIFT SAID HEAD AMONG SELECTED ONES OF SAID TRACKS.
References Cited (Backward Citations)
US2933319A
Cited
US2831180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |