Patent US3083689A successfully refreshed from Google Patents.
US3083689A
Expired / Lapsed
US
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Direct recording pen
Assignee: MASSA DIVISION OF COHU ELECTRO
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Filing: 1960-02-18
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Granted: 1963-04-02
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Expires: 1980-02-18
Abstract
No abstract record available.
Inventors
- 👤 Hegener Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:50
CPC Classifications
B; B41; B41J; B41J27/00; B41J27/20; B41J2/00; B41J2/005; B41J2/01; B41J2/135; B41J2/14; B41J2/17; B41J2/175; G; G01; G01D; G01D15/00; G01D15/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A DIRECT INKING RECORDING STYLUS ADAPTED FOR HIGH SPEED RECORDING COMPRISING A NIB ADAPTED TO RIDE UPON A MOVING RECORDING SURFACE FOR RECORDING INFORMATION THEREON; AN INNER TUBULAR MEMBER HAVING ONE END AFFIXED TO SAID NIB, A PIVOTAL TRUNNION HAVING AN OPENING THEREIN, THE OPPOSITE END OF SAID INNER TUBULAR MEMBER BEING POSITIONED WITHIN SAID OPENING, AN OUTER TUBULAR MEMBER RIGIDLY MOUNTED TO SAID TRUNNION AND SEALED AT ITS EXTREMITIES, SAID INNER TUBULAR MEMBER BEING COAXIALLY POSITIONED WITHIN SAID OUTER TUBULAR MEMBER THEREBY FORMING A COMPLAINT CHAMBER THEREBETWEEN, SAID INNER TUBULAR MEMBER BEING FORMED WITH A COMMUNICATING BORE CONNECTING SAID INNER TUBULAR MEMBER WITH SAID COMPLAINT CHAMBER TO PROVIDE PRESSURE COMPENSATION WHEN SAID STYLUS IS BEING SUBJECTED TO EXTREME VARYING ACCELERATIONS.
Claim 2
Dependent Claim
121 words
A DIRECT INKING RECORDING STYLUS ADAPTED FOR HIGH SPEED RECORDING COMPRISING A NIB ADAPTED TO RIDE UPON A MOVING RECORDING SURFACE FOR RECORDING INFORMATION THEREON; AN INNER TUBULAR MEMBER HAVING ONE END AFFIXED TO SAID NIB, A PIVOTAL TRUNNION HAVING AN OPENING THEREIN, THE OPPOSITE END OF SAID INNER TUBULAR MEMBER BEING POSITIONED WITHIN SAID OPENING, AN OUTER TUBULAR MEMBER RIGIDLY MOUNTED TO SAID TRUNNION AND SEALED AT ITS EXTREMITIES, SAID INNER TUBULAR MEMBER BEING COAXIALLY POSITIONED WITHIN SAID OUTER TUBULAR MEMBER THEREBY FORMING A COMPLAINT CHAMBER THEREBETWEEN, SAID INNER TUBULAR MEMBER BEING FORMED WITH A COMMUNICATING BORE CONNECTING SAID INNER TUBULAR MEMBER WITH SAID COMPLAINT CHAMBER TO PROVIDE PRESSURE COMPENSATION WHEN SAID STYLUS IS BEING SUBJECTED TO EXTREME VARYING ACCELERATIONS.
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |