← Back to Patent Explorer
US3109901A Expired / Lapsed US ⏱️ 0.0 years remaining

Snap acting electrical switch

Assignee: Individual
•
Filing: 1959-08-24
•
Granted: 1963-11-05
•
Expires: 1979-08-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Strauss Irving

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 10:46
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 229 words
AN ELECTRICAL SWITCH FOR CONTROLLING AN ELECTRICAL CIRCUIT AND COMPRISING A NORMALLY BOWED FLEXIBLE STRIP, OPPOSED MOUNTING MEANS FOR END MOUNTING SAID FLEXIBLE STRIP IN ITS NORMALLY BOWED POSITION, AT LEAST ONE OF SAID MOUNTING MEANS BEING MOVABLE RELATIVE TO THE OTHER MOUNTING MEANS, OPERABLE MEANS FOR INCREASING THE FLEX OF SAID STRIP, A CONTACT CONNECTED INTERMEDIATE THE ENDS OF SAID STRIP AND ADAPTED TO ENGAGE A COOPERABLE CONTACT UPON FURTHER FLEXING OF SAID STRIP IN RESPONSE TO THE RELATIVE MOVEMENT OF SAID MOUNTING MEANS TOWARD ONE ANOTHER UPON THE ACTUATION OF SAID OPERABLE MEANS, SAID OPERABLE MEANS INCLUDING A TOGGLE MECHANISM BEING SHIFTABLE BETWEEN OUT OF DEAD CENTER AND DEAD CENTER POSITIONS, SAID TOGGLE MECHANISM INCLUDING A PLUNGER AND A LINK PIVOTED AT ONE END TO SAID PLUNGER AND HAVING ITS OTHER END PIVOTED TO SAID STRIP, MOVEMENT OF SAID TOGGLE MECHANISM TO DEAD CENTER FURTHER FLEXES SAID STRIP AND MOVES SAID CONTACT CARRIED THEREBY INTO RESILIENT ENGAGEMENT WITH SAID COOPERABLE CONTACT, SAID STRIP RESILIENTLY DISENGAGING SAID CONTACTS UPON MOVEMENT OF SAID TOGGLE MECHANISM TO AN OUT OF DEAD CENTER POSITION, AND SAID FURTHER FLEXING OF SAID STRIP CAUSING AN EDGEWISE MOVEMENT OF THE CONTACT CONNECTED THERETO RELATIVE TO THE COOPERABLE CONTACT AFTER ENGAGEMENT THEREBETWEEN THE PRODUCE A WIPING ACTION BETWEEN SAID CONTACTS; AND SAID CONTACTS BEING MAINTAINED CLOSED WITH A MINIMUM OF SUSTAINING FORCE ON SAID PLUNGER.
Claim 2
Dependent Claim 229 words
AN ELECTRICAL SWITCH FOR CONTROLLING AN ELECTRICAL CIRCUIT AND COMPRISING A NORMALLY BOWED FLEXIBLE STRIP, OPPOSED MOUNTING MEANS FOR END MOUNTING SAID FLEXIBLE STRIP IN ITS NORMALLY BOWED POSITION, AT LEAST ONE OF SAID MOUNTING MEANS BEING MOVABLE RELATIVE TO THE OTHER MOUNTING MEANS, OPERABLE MEANS FOR INCREASING THE FLEX OF SAID STRIP, A CONTACT CONNECTED INTERMEDIATE THE ENDS OF SAID STRIP AND ADAPTED TO ENGAGE A COOPERABLE CONTACT UPON FURTHER FLEXING OF SAID STRIP IN RESPONSE TO THE RELATIVE MOVEMENT OF SAID MOUNTING MEANS TOWARD ONE ANOTHER UPON THE ACTUATION OF SAID OPERABLE MEANS, SAID OPERABLE MEANS INCLUDING A TOGGLE MECHANISM BEING SHIFTABLE BETWEEN OUT OF DEAD CENTER AND DEAD CENTER POSITIONS, SAID TOGGLE MECHANISM INCLUDING A PLUNGER AND A LINK PIVOTED AT ONE END TO SAID PLUNGER AND HAVING ITS OTHER END PIVOTED TO SAID STRIP, MOVEMENT OF SAID TOGGLE MECHANISM TO DEAD CENTER FURTHER FLEXES SAID STRIP AND MOVES SAID CONTACT CARRIED THEREBY INTO RESILIENT ENGAGEMENT WITH SAID COOPERABLE CONTACT, SAID STRIP RESILIENTLY DISENGAGING SAID CONTACTS UPON MOVEMENT OF SAID TOGGLE MECHANISM TO AN OUT OF DEAD CENTER POSITION, AND SAID FURTHER FLEXING OF SAID STRIP CAUSING AN EDGEWISE MOVEMENT OF THE CONTACT CONNECTED THERETO RELATIVE TO THE COOPERABLE CONTACT AFTER ENGAGEMENT THEREBETWEEN THE PRODUCE A WIPING ACTION BETWEEN SAID CONTACTS; AND SAID CONTACTS BEING MAINTAINED CLOSED WITH A MINIMUM OF SUSTAINING FORCE ON SAID PLUNGER.

References Cited (Backward Citations)

US1790974A Cited
US1256332A Cited
US1392332A Cited
US1501019A Cited
US1473805A Cited
US1603005A Cited
US1899558A Cited
US1970514A Cited
US2592357A Cited
US2629791A Cited
US2697142A Cited
GB776288A Cited
US2923787A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-11-04 1967-05-06 1967-11-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-11-04 1971-05-06 1971-11-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-11-04 1975-05-06 1975-11-05 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag