Patent US3273024A successfully refreshed from Google Patents.
US3273024A
Expired / Lapsed
US
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Impulse relay
Assignee: Weyerhaeuser Co
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Filing: 1963-12-11
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Granted: 1966-09-13
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Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Charles A Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:42
CPC Classifications
H; H01; H01H; H01H47/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
AN IMPULSE RELAY APPARATUS WHICH COMPRISES IN COMBINATION: CAPACITOR MEANS, FIRST MEANS FOR CHANGING SAID CAPACITOR MEANS WITH A CHARGE OF ONE POLARITY, SECOND MMEANS FOR CHARGING SAID CAPACITOR MEANS WITH A CHARGE OF A POLARITY OPPOSITE TO SAID ONE POLARITY, FIRST SWITCH MEANS HAVING AN OPENED AND A CLOSED CONDITION, HOLDING MEANS FOR HOLDING SAID FIRST SWITCH IN SAID CLOSED CONDITION, COIL MEANS FOR BIASING SAID FIRST SWITCH IN SAID CLOSED POSITION RESPONSIVE TO CURRENT FLOW THROUGH SAID COIL MEANS OF A FIRST DIRECTION AND FOR OPPOSING THE FORCE OF SAID HOLDING MEANS FIR BIASING SAID FIRST SWITCH MEANS TO SAID OPEN POSITION RESPONSIVE TO CURRENT FLOW THROUGH SAID COIL MEANS OF A DIRECTION OPPOSITE TO SAID FIRST DIRECTION, RELAY MEANS RESPONSIVE TO SAID CONDITIONS OF SAID FIRST SWITCH MEANS FOR SWITCHING CONTACT BETWEEN SAID CAPACITOR MEANS AND SAID FIRST CHARGING MEANS AND BETWEEN SAID CAPACITOR MEANS AND SAID SECOND CHARGING MEANS, SECOND SWITCH MEANS FOR CONNECTING SAID COIL MEANS TO SAID CAPACITOR MEANS FOR CONNECTING SAID COIL MEANS MEANS DISCHARGES SAID CHARGES THROUGH SAID COIL MEANS TO ACTUATE SAID FIRST SWITCH MEANS TO EITHER OF SAID CONDITIONS.
Claim 2
Dependent Claim
189 words
AN IMPULSE RELAY APPARATUS WHICH COMPRISES IN COMBINATION: CAPACITOR MEANS, FIRST MEANS FOR CHANGING SAID CAPACITOR MEANS WITH A CHARGE OF ONE POLARITY, SECOND MMEANS FOR CHARGING SAID CAPACITOR MEANS WITH A CHARGE OF A POLARITY OPPOSITE TO SAID ONE POLARITY, FIRST SWITCH MEANS HAVING AN OPENED AND A CLOSED CONDITION, HOLDING MEANS FOR HOLDING SAID FIRST SWITCH IN SAID CLOSED CONDITION, COIL MEANS FOR BIASING SAID FIRST SWITCH IN SAID CLOSED POSITION RESPONSIVE TO CURRENT FLOW THROUGH SAID COIL MEANS OF A FIRST DIRECTION AND FOR OPPOSING THE FORCE OF SAID HOLDING MEANS FIR BIASING SAID FIRST SWITCH MEANS TO SAID OPEN POSITION RESPONSIVE TO CURRENT FLOW THROUGH SAID COIL MEANS OF A DIRECTION OPPOSITE TO SAID FIRST DIRECTION, RELAY MEANS RESPONSIVE TO SAID CONDITIONS OF SAID FIRST SWITCH MEANS FOR SWITCHING CONTACT BETWEEN SAID CAPACITOR MEANS AND SAID FIRST CHARGING MEANS AND BETWEEN SAID CAPACITOR MEANS AND SAID SECOND CHARGING MEANS, SECOND SWITCH MEANS FOR CONNECTING SAID COIL MEANS TO SAID CAPACITOR MEANS FOR CONNECTING SAID COIL MEANS MEANS DISCHARGES SAID CHARGES THROUGH SAID COIL MEANS TO ACTUATE SAID FIRST SWITCH MEANS TO EITHER OF SAID CONDITIONS.
References Cited (Backward Citations)
US2789256A
Cited
US3002067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |