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Patent US3235764A successfully refreshed from Google Patents.
US3235764A
Expired / Lapsed
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Semi-automatic spark gap setter
Assignee: Ritter Co Inc
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Filing: 1962-11-14
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Granted: 1966-02-15
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Expires: 1982-11-14
Abstract
No abstract record available.
Inventors
- 👤 Billin Arthur Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:31
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/32; B; B23; B23H; B23H7/00; B23H7/14; B23H7/18; H01J; H01J17/00; H01J2893/00; H01J2893/0059
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A SPARK GAP MECHANISM HAVING A PAIR OF ELECTRODES BEING ENGAGED WHEN IN A NORMALLY CLOSED POSITION AND SEPARATION MEANS ADAPTED FOR SEPARATING SAID ELECTRODES TO DEFINE A SPARK GAP, COMPRISING, (A) A CAM COOPERATIVELY COUPLED WITH SAID SEPARATION MEANS, (B) MEANS MOVING SAID CAM INTO REFERENCE POSITION RELATIVE TO SAID SEPARATION MEANS WHEN THE ELECTRODES ARE ENGAGED, SAID POSITION BEING DEPENDENT UPON THE WEAR OF THE ELECTRODES, AND (C) MEANS FOR PIVOTING SAID CAM RADIALLY THEREOF THROUGH A PREDETERMINED ARC THEREBY SEPARATING SAID ELECTRODES A PREDETERMINED DISTANCE.
Claim 2
Dependent Claim
89 words
IN A SPARK GAP MECHANISM HAVING A PAIR OF ELECTRODES BEING ENGAGED WHEN IN A NORMALLY CLOSED POSITION AND SEPARATION MEANS ADAPTED FOR SEPARATING SAID ELECTRODES TO DEFINE A SPARK GAP, COMPRISING, (A) A CAM COOPERATIVELY COUPLED WITH SAID SEPARATION MEANS, (B) MEANS MOVING SAID CAM INTO REFERENCE POSITION RELATIVE TO SAID SEPARATION MEANS WHEN THE ELECTRODES ARE ENGAGED, SAID POSITION BEING DEPENDENT UPON THE WEAR OF THE ELECTRODES, AND (C) MEANS FOR PIVOTING SAID CAM RADIALLY THEREOF THROUGH A PREDETERMINED ARC THEREBY SEPARATING SAID ELECTRODES A PREDETERMINED DISTANCE.
References Cited (Backward Citations)
US2066069A
Cited
US2519647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |