US3214527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple electric switch for use with precision measuring instruments
Assignee: Individual
•
Filing: 1962-08-03
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Granted: 1965-10-26
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Dauphinee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/70; H01H13/72; H01H13/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
AN ELECTRIC SWITCH COMPRISING FIRST AND SECOND SPACED APART FIXED CONTACTS OF A CONDUCTING MATERIAL, AN OPERATING MEMBER, MEANS MOUNTING SAID OPERATING MEMBER FOR MOVEMENT BETWEEN A SWITCH-OPEN AND A SWITCH-CLOSED POSITION, MEANS URGING SAID OPERATING MEMBER TO SWITCHOPEN POSITION, MEANS FOR RETAINING SAID OPERATING MEMBER IN SWITCH-CLOSED POSITION, A RESILIENT PLATE, MEAN SECURING SAID PLATE TO SAID OPERATING MEMBER TO PROJECT THEREFROM, AN ELONGATED RIGID CONTACT MEMBER OF SAID CONDUCTING MATERIAL, SAID CONTACT MEMBER BEING MOUNTED ON SAID PLATE REMOTE FROM SAID OPERATING MEMBER AND LYING IN SPACED RELATION FROM SAID FIXED CONTACTS IN THE SWITCHOPEN POSITION, SAID CONTACT MEMBER ENGAGING AND BRIDGING SAID FIXED CONTACTS IN THE SWITCH-CLOSED POSITION TO COMPLETE A CONDUCTING PATH ENTIRELY OF SAID CONDUCTING MATERIAL THROUGH SAID FIRST FIXED CONTACT, SAID RIGID CONTACT MEMBER AND SAID SECOND FIXED CONTACT, SAID SWITCH-CLOSED POSITION BEING SUCH THAT, ON MOVEMENT OF SAID OPERATING MEMBER INTO THE SWITCH-CLOSED POSITION, SAID RESILIENT PLATE IS FLEXED BY ENGAGEMENT OF SAID CONTACT MEMBER WITH SAID FIXED CONTACTS WHEREBY TO CAUSE SAID CONTACT MEMBER TO WIPE OVER SAID FIXED CONTACTS AND TO ESTABLISH CONTACT PRESSURE THEREWITH.
Claim 2
Dependent Claim
184 words
AN ELECTRIC SWITCH COMPRISING FIRST AND SECOND SPACED APART FIXED CONTACTS OF A CONDUCTING MATERIAL, AN OPERATING MEMBER, MEANS MOUNTING SAID OPERATING MEMBER FOR MOVEMENT BETWEEN A SWITCH-OPEN AND A SWITCH-CLOSED POSITION, MEANS URGING SAID OPERATING MEMBER TO SWITCHOPEN POSITION, MEANS FOR RETAINING SAID OPERATING MEMBER IN SWITCH-CLOSED POSITION, A RESILIENT PLATE, MEAN SECURING SAID PLATE TO SAID OPERATING MEMBER TO PROJECT THEREFROM, AN ELONGATED RIGID CONTACT MEMBER OF SAID CONDUCTING MATERIAL, SAID CONTACT MEMBER BEING MOUNTED ON SAID PLATE REMOTE FROM SAID OPERATING MEMBER AND LYING IN SPACED RELATION FROM SAID FIXED CONTACTS IN THE SWITCHOPEN POSITION, SAID CONTACT MEMBER ENGAGING AND BRIDGING SAID FIXED CONTACTS IN THE SWITCH-CLOSED POSITION TO COMPLETE A CONDUCTING PATH ENTIRELY OF SAID CONDUCTING MATERIAL THROUGH SAID FIRST FIXED CONTACT, SAID RIGID CONTACT MEMBER AND SAID SECOND FIXED CONTACT, SAID SWITCH-CLOSED POSITION BEING SUCH THAT, ON MOVEMENT OF SAID OPERATING MEMBER INTO THE SWITCH-CLOSED POSITION, SAID RESILIENT PLATE IS FLEXED BY ENGAGEMENT OF SAID CONTACT MEMBER WITH SAID FIXED CONTACTS WHEREBY TO CAUSE SAID CONTACT MEMBER TO WIPE OVER SAID FIXED CONTACTS AND TO ESTABLISH CONTACT PRESSURE THEREWITH.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |