US3045088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mercury switch
Assignee: Glass-Tite Ind Inc
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Filing: 1959-09-21
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Granted: 1962-07-17
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Expires: 1979-09-21
Abstract
No abstract record available.
Inventors
- 👤 Charles A Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:38
CPC Classifications
H; H01; H01H; H01H29/00; H01H29/20; H01H29/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN AN ELECTRIC SWITCH, A LIQUID CONTACT CIRCUIT CONTROLLER ROTATABLY MOUNTED WITHIN A BODY, SAID CIRCUIT CONTROLLER COMPRISING A HERMETICALLY SEALED CAPSULE OF CONDUCTIVE MATERIAL, A WELL FORMED OF NON-CONDUCTIVE MATERIAL LOCATED WITHIN SAID CAPSULE, A FIRST BODY OF MERCURY LOCATED WITHIN THE CONDUCTIVE CAPSULE OUTSIDE OF BUT ADJACENT SAID WELL, A SECOND BODY OF MERCURY WITHIN SAID WELL, AND ELECTRODE EXTENDING THROUGH SAID CAPSULE FROM THE EXTERIOR THEREOF INTO CONTACT WITH THE INTERIOR BOTTOM OF SAID WELL AND SAID SECONG BODY OF MERCURY, SAID ELEC TRODE BEING ELECTRICALLY INSULATED FROM SAID CAPSULE AS IT PASSES THERETHROUGH AND ENGAGING SAID WELL SO AS TO HOLD THE LATTER FIRMLY IN PLACE WITHIN SAID CAPSULE, AND A PAIR OF SPACED CONTACT MEMBERS, ONE OF SAID CONTACT MEMBERS MAKING ENGAGEMENT WITH THE OUTER SURFACE OF SAID CAPSULE AND THE OTHER OF SAID MEMBERS MAKING ENGAGEMENT WITH
Claim 2
Dependent Claim
143 words
IN AN ELECTRIC SWITCH, A LIQUID CONTACT CIRCUIT CONTROLLER ROTATABLY MOUNTED WITHIN A BODY, SAID CIRCUIT CONTROLLER COMPRISING A HERMETICALLY SEALED CAPSULE OF CONDUCTIVE MATERIAL, A WELL FORMED OF NON-CONDUCTIVE MATERIAL LOCATED WITHIN SAID CAPSULE, A FIRST BODY OF MERCURY LOCATED WITHIN THE CONDUCTIVE CAPSULE OUTSIDE OF BUT ADJACENT SAID WELL, A SECOND BODY OF MERCURY WITHIN SAID WELL, AND ELECTRODE EXTENDING THROUGH SAID CAPSULE FROM THE EXTERIOR THEREOF INTO CONTACT WITH THE INTERIOR BOTTOM OF SAID WELL AND SAID SECONG BODY OF MERCURY, SAID ELEC TRODE BEING ELECTRICALLY INSULATED FROM SAID CAPSULE AS IT PASSES THERETHROUGH AND ENGAGING SAID WELL SO AS TO HOLD THE LATTER FIRMLY IN PLACE WITHIN SAID CAPSULE, AND A PAIR OF SPACED CONTACT MEMBERS, ONE OF SAID CONTACT MEMBERS MAKING ENGAGEMENT WITH THE OUTER SURFACE OF SAID CAPSULE AND THE OTHER OF SAID MEMBERS MAKING ENGAGEMENT WITH
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) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |