US3343110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive relay
Assignee: International Standard Electric Corp
•
Filing: 1966-05-11
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Granted: 1967-09-19
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Expires: 1986-05-11
Abstract
No abstract record available.
Inventors
- 👤 Grobe Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:58
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/54; H01H1/00; H01H1/06; H01H1/08; H01H50/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
AN ADHESIVE RELAY FORMING A DOUBLE AIR GAP, COMPRISING: AN ARMATURE OF SUBSTANTIALLY CYLINDRICAL FORM WETTED ON ITS ENTIRE SURFACE BY A CONTACT-MAKING LIQUID, A SLEEVE HAVING A SUBSTANTIALLY CYLINDRICAL OPENING FLOATING SAID ARMATURE IN A SUPPLY OF SAID CONTACT-MAKING LIQUID, A FIRST CONTACT ELEMENT SUPPORTING SAID SLEEVE SECOND AND THIRD CONTACT ELEMENTS INSULATED FROM SAID FIRST CONTACT ELEMENT AND SUPPORTING COUNTERPOLES NORMALLY SEPARATE FROM OPPOSITE ENDS OF SAID ARMATURE BY AIR GAPS, A COATING OF SAID CONTACTLIQUID ON SAID COUNTER-POLES, AN ELECTROMAGNET POSITIONED WITH RESPECT TO SAID SECOND AND THIRD CONTACT ELEMENTS TO CAUSE SAID ARMATURE TO CLOSE ONE OF SAID AIR GAPS AND PROVIDE A PATH FOR CURRENT TO FLOW THROUGH SAID FIRST CONTACT ELEMENT, SAID CONTACTMAKING LIQUID, AND ONE OF SAID COUNTER-POLES TO A SELECTED ONE OF SAID SECOND AND THIRD CONTACT ELEMENTS.
Claim 2
Dependent Claim
136 words
AN ADHESIVE RELAY FORMING A DOUBLE AIR GAP, COMPRISING: AN ARMATURE OF SUBSTANTIALLY CYLINDRICAL FORM WETTED ON ITS ENTIRE SURFACE BY A CONTACT-MAKING LIQUID, A SLEEVE HAVING A SUBSTANTIALLY CYLINDRICAL OPENING FLOATING SAID ARMATURE IN A SUPPLY OF SAID CONTACT-MAKING LIQUID, A FIRST CONTACT ELEMENT SUPPORTING SAID SLEEVE SECOND AND THIRD CONTACT ELEMENTS INSULATED FROM SAID FIRST CONTACT ELEMENT AND SUPPORTING COUNTERPOLES NORMALLY SEPARATE FROM OPPOSITE ENDS OF SAID ARMATURE BY AIR GAPS, A COATING OF SAID CONTACTLIQUID ON SAID COUNTER-POLES, AN ELECTROMAGNET POSITIONED WITH RESPECT TO SAID SECOND AND THIRD CONTACT ELEMENTS TO CAUSE SAID ARMATURE TO CLOSE ONE OF SAID AIR GAPS AND PROVIDE A PATH FOR CURRENT TO FLOW THROUGH SAID FIRST CONTACT ELEMENT, SAID CONTACTMAKING LIQUID, AND ONE OF SAID COUNTER-POLES TO A SELECTED ONE OF SAID SECOND AND THIRD CONTACT ELEMENTS.
References Cited (Backward Citations)
US2445406A
Cited
US3018354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |