Patent US3348060A successfully refreshed from Google Patents.
US3348060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuously-operatingstandby powersupply and battery-charging apparatus and method
Assignee: Lorain Products Corp
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Filing: 1964-01-14
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Granted: 1967-10-17
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Expires: 1984-01-14
Abstract
No abstract record available.
Inventors
- 👤 Robert S Jamieson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:07
CPC Classifications
H; H02; H02J; H02J9/00; H02J9/04; H02J9/06; H02J9/062; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
APPARATUS FOR EFFECTING A CONTROLLED EXCHANGE OF POWER BETWEEN A STORAGE BATTERY AND A SOURCE OF POWER PRODUCING AN ALTERNATING VOLTAGE WAVE, WHICH COMPRISES: AN INVERTER ADAPTED TO PERMIT FLOW OF CURRENT IN BOTH DIRECTIONS THERETHROUGH, MEANS TO CONNECT SAID INVERTER TO SAID SOURCE AND TO A STORAGE BATTERY IN SUCH MANNER THAT FLOW OF CURRENT THROUGH SAID INVERTER IN ONE DIRECTION EFFECTS FEEDING OF POWER FROM SAID BATTERY TO SAID SOURCE, AND FLOW OF CURRENT THROUGH SAID INVERTER IN THE OPPOSITE DIRECTION EFFECTS CHARGING OF SAID BATTERY FROM SAID SOURCE, MEANS TO SYNCHRONIZE THE FREQUENCE OF THE VOLTAGE WAVE GENERATED BY SAID INVERTER TO THE FREQUENCY OF SAID SOURCE VOLTAGE WAVE, AND MEANS TO SHIFT THE PHASES OF SAID VOLTAGE WAVES RELATIVE TO EACH OTHER TO REGULATE THE NET POWER EXCHANGE BETWEEN SAID INVERTER AND SAID SOURCE, SAID PHASE-SHIFT MEANS INCLUDING CONTROL MEANS SENSITIVE TO THE CONDITION OF SAID BATTERY TO PROVIDE A CONTINUOUS PHASE CONTROL EFFECTIVE MAINTAINING SAID BATTERY AT A PREDETERMINED CONDITION OF CHARGE.
Claim 2
Dependent Claim
167 words
APPARATUS FOR EFFECTING A CONTROLLED EXCHANGE OF POWER BETWEEN A STORAGE BATTERY AND A SOURCE OF POWER PRODUCING AN ALTERNATING VOLTAGE WAVE, WHICH COMPRISES: AN INVERTER ADAPTED TO PERMIT FLOW OF CURRENT IN BOTH DIRECTIONS THERETHROUGH, MEANS TO CONNECT SAID INVERTER TO SAID SOURCE AND TO A STORAGE BATTERY IN SUCH MANNER THAT FLOW OF CURRENT THROUGH SAID INVERTER IN ONE DIRECTION EFFECTS FEEDING OF POWER FROM SAID BATTERY TO SAID SOURCE, AND FLOW OF CURRENT THROUGH SAID INVERTER IN THE OPPOSITE DIRECTION EFFECTS CHARGING OF SAID BATTERY FROM SAID SOURCE, MEANS TO SYNCHRONIZE THE FREQUENCE OF THE VOLTAGE WAVE GENERATED BY SAID INVERTER TO THE FREQUENCY OF SAID SOURCE VOLTAGE WAVE, AND MEANS TO SHIFT THE PHASES OF SAID VOLTAGE WAVES RELATIVE TO EACH OTHER TO REGULATE THE NET POWER EXCHANGE BETWEEN SAID INVERTER AND SAID SOURCE, SAID PHASE-SHIFT MEANS INCLUDING CONTROL MEANS SENSITIVE TO THE CONDITION OF SAID BATTERY TO PROVIDE A CONTINUOUS PHASE CONTROL EFFECTIVE MAINTAINING SAID BATTERY AT A PREDETERMINED CONDITION OF CHARGE.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |