US3213227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsion spring actuated snap acting electrical switch
Assignee: United Carr Inc
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Filing: 1963-06-10
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Granted: 1965-10-19
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Heath Clarence Willans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:16
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/12; H01H23/16; H01H13/00; H01H21/00; H01H21/02; H01H21/18; H01H21/22; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/044; H02B1/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
AN ELECTRIC SWITCH COMPRISING A BASE HAVING A PLURALITY OF SPACED, STATIONARY CONTACTS MOUNTED THEREON, A HOUSING ASSEMBLED TO SAID BASE, A PLURALITY OF MOVABLE CONTACTS DISPOSED WITHIN SAID HOUSING, AN ACTUATING ELEMENT FOR EFFECTING THE MOVEMENT OF SAID MOVABLE CONTACTS RELATIVE TO SAID STATIONARY CONTACTS AND A SWITCH OPERATING MEMBER PIVOTABLY MOUNTED ON SAID HOUSING, SAID ACTUATING ELEMENT INCLUDING A FIRST ARM PORTION PIVOTABLY MOUNTED ON ONE OF SAID STATIONARY CONTACTS, A SECOND ARM PORTION ENGAGING SAID SWITCH OPERATING MEMBER AND RESILIENT MEANS CONNECTING SAIID FIRST AND SECOND ARM PORTIONS, WHEREBY THE OPERATION OF SAID SWITCH OPERATING MEMBER WILL CAUSE SAID ACTUATING ELEMENT TO PIVOT IN ONE DIRECTION ABOUT ONE OF SAID STATIONARY CONTACTS TO MOVE CERTAIN OF SAID MOVABLE CONTACTS INTO ENGAGEMENT WITH CERTAIN OF SAID STATIONARY CONTACTS AND OTHER OF SAID MOVABLE CONTACTS OUT OF ENGAGEMENT WITH OTHER OF SAID STATIONARY CONTACTS, AND SAID RESILIENT MEANS TO BE COMPRESSED SO AS TO STORE UP ENERGY WHICH ON RELEASE OF SAID SWITCH OPERATING MEMBER WILL EFFECT A RAPID PIVOTAL MOVEMENT OF SAID ACTUATING ELEMENT IN THE OPPOSITE DIRECTION ABOUT SAID ONE STATIONARY CONTACT.
Claim 2
Dependent Claim
185 words
AN ELECTRIC SWITCH COMPRISING A BASE HAVING A PLURALITY OF SPACED, STATIONARY CONTACTS MOUNTED THEREON, A HOUSING ASSEMBLED TO SAID BASE, A PLURALITY OF MOVABLE CONTACTS DISPOSED WITHIN SAID HOUSING, AN ACTUATING ELEMENT FOR EFFECTING THE MOVEMENT OF SAID MOVABLE CONTACTS RELATIVE TO SAID STATIONARY CONTACTS AND A SWITCH OPERATING MEMBER PIVOTABLY MOUNTED ON SAID HOUSING, SAID ACTUATING ELEMENT INCLUDING A FIRST ARM PORTION PIVOTABLY MOUNTED ON ONE OF SAID STATIONARY CONTACTS, A SECOND ARM PORTION ENGAGING SAID SWITCH OPERATING MEMBER AND RESILIENT MEANS CONNECTING SAIID FIRST AND SECOND ARM PORTIONS, WHEREBY THE OPERATION OF SAID SWITCH OPERATING MEMBER WILL CAUSE SAID ACTUATING ELEMENT TO PIVOT IN ONE DIRECTION ABOUT ONE OF SAID STATIONARY CONTACTS TO MOVE CERTAIN OF SAID MOVABLE CONTACTS INTO ENGAGEMENT WITH CERTAIN OF SAID STATIONARY CONTACTS AND OTHER OF SAID MOVABLE CONTACTS OUT OF ENGAGEMENT WITH OTHER OF SAID STATIONARY CONTACTS, AND SAID RESILIENT MEANS TO BE COMPRESSED SO AS TO STORE UP ENERGY WHICH ON RELEASE OF SAID SWITCH OPERATING MEMBER WILL EFFECT A RAPID PIVOTAL MOVEMENT OF SAID ACTUATING ELEMENT IN THE OPPOSITE DIRECTION ABOUT SAID ONE STATIONARY CONTACT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |