Patent US3090944A successfully refreshed from Google Patents.
US3090944A
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Timing pulse generator
Assignee: Unisys Corp
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Filing: 1958-09-12
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Granted: 1963-05-21
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Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 Jacob J Keilsohn
- 👤 James W Peghiny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:25
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/01; H03K3/013; G; G11; G11B; G11B20/00; G11B20/10; G11B20/16; H03K3/02; H03K3/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A NOISE INSENSITIVE PULSE GENERATOR COMPRISING MEANS HAVING A PLURALITY OF SPACED MAGNETIC PORTIONS ALONG A SURFACE THEREOF; A MAGNETIC TRANSDUCER HEAD ADJACENT SAID MEANS AND RESPONSIVE TO RELATIVE MOTION BETWEEN SAID MAGNETIC PORTIONS AND SAID HEAD TO PRODUCE AN ALTERNATING SIGNAL OF A SINGLE CYCLE FOR EACH OF SAID MAGNETIC PORTIONS; AND PULSE SHAPING MEANS COUPLED TO SAID HEAD FOR PRODUCING PULSES FROM SAID ALTERNATING SIGNALS AND SUPPRESSING INTERVENING NOISE SIGNALS, SAID PULSE SHAPING MEANS INCLUDING AN AMPLIFYING CIRCUIT CONNECTED TO RECEIVE SAID ALTERNATING SIGNALS FROM SAID HEAD, AN OUTPUT TRANSFORMER HAVING PRIMARY COIL MEANS CONNECTED TO RECEIVE OUTPUTS FROM SAID AMPLIFYING CIRCUIT, SECONDARY COIL
Claim 2
Dependent Claim
106 words
A NOISE INSENSITIVE PULSE GENERATOR COMPRISING MEANS HAVING A PLURALITY OF SPACED MAGNETIC PORTIONS ALONG A SURFACE THEREOF; A MAGNETIC TRANSDUCER HEAD ADJACENT SAID MEANS AND RESPONSIVE TO RELATIVE MOTION BETWEEN SAID MAGNETIC PORTIONS AND SAID HEAD TO PRODUCE AN ALTERNATING SIGNAL OF A SINGLE CYCLE FOR EACH OF SAID MAGNETIC PORTIONS; AND PULSE SHAPING MEANS COUPLED TO SAID HEAD FOR PRODUCING PULSES FROM SAID ALTERNATING SIGNALS AND SUPPRESSING INTERVENING NOISE SIGNALS, SAID PULSE SHAPING MEANS INCLUDING AN AMPLIFYING CIRCUIT CONNECTED TO RECEIVE SAID ALTERNATING SIGNALS FROM SAID HEAD, AN OUTPUT TRANSFORMER HAVING PRIMARY COIL MEANS CONNECTED TO RECEIVE OUTPUTS FROM SAID AMPLIFYING CIRCUIT, SECONDARY COIL
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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |