US3262018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuse protection system with an auxiliary high current voltage source for selective disconnection of loads under fault conditions
Assignee: International Standard Electric Corp
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Filing: 1963-03-06
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Granted: 1966-07-19
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Expires: 1983-03-06
Abstract
No abstract record available.
Inventors
- 👤 Bogaerts Renaat Frans
- 👤 Vanderheyden Joseph Gerlachus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:59
CPC Classifications
H; H02; H02H; H02H3/00; H02H3/24; H02H3/02; H02H3/021; H02H3/08; H02H3/087; H02H3/243; H02H7/00; H02H7/26; H02H7/268; H04; H04M; H04M1/00; H04M1/738; H04M1/74; H04M1/745; H04M19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A POWER SUPPLY SYSTEM COMPRISING A LOW CURRENT POWER SOURCE, AT LEAST ONE LOAD CIRCUIT SUPPLIED BY SAID LOW CURRENT POWER SOURCE, FUSE MEANS IN SAID LOAD CIRCUIT, SAID FUSE MEANS REQUIRING MORE CURRENT TO OPERATE THAN IS SUPPLIED BY SAID LOW CURRENT SOURCE, A HIGH CURRENT POWER SOURCE NORMALLY NOT CONNECTED TO SAID LOAD CIRCUIT, MEANS RESPONSIVE TO AN OVERLOAD CONDITION AT SAID LOAD CIRCUIT FOR CONNECTING SAID HIGH CURRENT POWER SOURCE TO SAID FUSE TO OPERATE SAID FUSE TO REMOVE SAID OVERLOADED CIRCUIT FROM SAID SYSTEM, AND MEANS FOR CHARGING SAID HIGH CURRENT SOURCE FROM SAID LOW CURRENT SOURCE WHEN SAID HIGH CURRENT SOURCE POTENTIAL FALLS BELOW A PREDETERMINED VALUE.
Claim 2
Dependent Claim
112 words
A POWER SUPPLY SYSTEM COMPRISING A LOW CURRENT POWER SOURCE, AT LEAST ONE LOAD CIRCUIT SUPPLIED BY SAID LOW CURRENT POWER SOURCE, FUSE MEANS IN SAID LOAD CIRCUIT, SAID FUSE MEANS REQUIRING MORE CURRENT TO OPERATE THAN IS SUPPLIED BY SAID LOW CURRENT SOURCE, A HIGH CURRENT POWER SOURCE NORMALLY NOT CONNECTED TO SAID LOAD CIRCUIT, MEANS RESPONSIVE TO AN OVERLOAD CONDITION AT SAID LOAD CIRCUIT FOR CONNECTING SAID HIGH CURRENT POWER SOURCE TO SAID FUSE TO OPERATE SAID FUSE TO REMOVE SAID OVERLOADED CIRCUIT FROM SAID SYSTEM, AND MEANS FOR CHARGING SAID HIGH CURRENT SOURCE FROM SAID LOW CURRENT SOURCE WHEN SAID HIGH CURRENT SOURCE POTENTIAL FALLS BELOW A PREDETERMINED VALUE.
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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |