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US3304018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web transport system
Assignee: Ampex Corp
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Filing: 1963-09-06
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Granted: 1967-02-14
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Expires: 1983-09-06
Abstract
No abstract record available.
Inventors
- 👤 Harold A Kurth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:45
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/56; G11B15/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A WEB TRANSPORT SYSTEM HAVING LOW INERTIA WEB BUFFERING MEANS DISPOSED IN A PATH BETWEEN A WEB STORAGE REEL AND A SINGLE DRIVE CAPSTAN, A SERVO SYSTEM COMPRISING: MEANS FOR SENSING THE POSITION OF SAID WEB IN SAID LOW INERTIA WEB BUFFERING MEANS AND PROVIDING A POSITION SIGNAL INDICATIVE THEREOF; TACHOMETER MEANS MECHANICALLY COUPLED TO SAID CAPSTAN FOR PROVIDING A COMMAND SIGNAL REPRESENTING THE SPEED AND DIRECTION OF SAID CAPSTAN FOR ALL OPERATING CONDITIONS THEREOF; MEANS FOR SENSING THE SPEED AND DIRECTION OF SAID WEB ON THE SIDE OF SAID LOW INERTIA
Claim 2
Dependent Claim
93 words
IN A WEB TRANSPORT SYSTEM HAVING LOW INERTIA WEB BUFFERING MEANS DISPOSED IN A PATH BETWEEN A WEB STORAGE REEL AND A SINGLE DRIVE CAPSTAN, A SERVO SYSTEM COMPRISING: MEANS FOR SENSING THE POSITION OF SAID WEB IN SAID LOW INERTIA WEB BUFFERING MEANS AND PROVIDING A POSITION SIGNAL INDICATIVE THEREOF; TACHOMETER MEANS MECHANICALLY COUPLED TO SAID CAPSTAN FOR PROVIDING A COMMAND SIGNAL REPRESENTING THE SPEED AND DIRECTION OF SAID CAPSTAN FOR ALL OPERATING CONDITIONS THEREOF; MEANS FOR SENSING THE SPEED AND DIRECTION OF SAID WEB ON THE SIDE OF SAID LOW INERTIA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |