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US3230334A Expired / Lapsed US ⏱️ 0.0 years remaining

Wiping action switch contacts

Assignee: Cutler Hammer Inc
•
Filing: 1964-01-29
•
Granted: 1966-01-18
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Expires: 1984-01-29
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Abstract

No abstract record available.

Inventors

  • 👤 Earl T Piber

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 03:29
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 211 words
AN ELECTRIC SWITCH HAVING A BASE WITH A CENTRAL CAVITY OPEN TO ONE SIDE THEREOF, A MEMBER SECURED TO SAID BASE AND OVERLYING SAID CAVITY TO ENCLOSE THE LATTER, A FULCRUM MEMBER MOUNTED WITHIN SAID CAVITY, A PAIR OF STATIONARY CONTACTS MOUNTED WITHIN SAID CAVITY AND HAVING THEIR CONTACT SURFACES ON A PLANE LOWER THAN THAT OF THE PIVOT POINTS OF THE FULCRUM MEMBER, A PIVOTALLY MOVABLE CONTACTOR MOUNTED UPON SAID FULCRUM, AN OSCILLATABLE ACTUATOR BIASED INTO ENGAGEMENT WITH SAID CONTACTOR TO PIVOT THE LATTER ALTERNATELY TOWARD AND AWAY FROM SAID STATIONARY CONTACTS, A SPRING CONTACT MEMBER MOUNTED WITHIN SAID CAVITY BETWEEN SAID STATIONARY CONTACTS, SAID SPRING CONTACTS HAVING A FLAT CENTRAL PORTION FOR RIGIDLY SECURING THE LATTER TO SAID BASE, A PAIR OF SYMMETRICAL LEGS EXTENDING ANGULARLY TOWARD SAID CONTACTOR FROM OPPOSITE SIDES OF SAID CENTRAL PORTION, A WING EXTENDING OUTWARDLY FROM EACH OF SAID LEGS, EACH WIND OVERLYING A CORRESPONDING ONE OF SAID STATIONARY CONTACTS IN SPACED APART RELATION, A CREST SHAPED HUMP FORMED BETWEEN SAID LEGS AND THEIR CORRESPONDING WINGS, WHEREIN THE MOVEMENT IMPARTED TO SAID CONTACTOR FROM SAID ACTUATOR CAUSES SAID CONTACTOR TO ACT UPON SAID HUMP TO FLATTEN THE LATTER AND FORCE THE RESPECTIVE WING INTO ENGAGEMENT WITH THE CORRESPONDING STATIONARY CONTACT WITH A WIPING ACTION.
Claim 2
Dependent Claim 211 words
AN ELECTRIC SWITCH HAVING A BASE WITH A CENTRAL CAVITY OPEN TO ONE SIDE THEREOF, A MEMBER SECURED TO SAID BASE AND OVERLYING SAID CAVITY TO ENCLOSE THE LATTER, A FULCRUM MEMBER MOUNTED WITHIN SAID CAVITY, A PAIR OF STATIONARY CONTACTS MOUNTED WITHIN SAID CAVITY AND HAVING THEIR CONTACT SURFACES ON A PLANE LOWER THAN THAT OF THE PIVOT POINTS OF THE FULCRUM MEMBER, A PIVOTALLY MOVABLE CONTACTOR MOUNTED UPON SAID FULCRUM, AN OSCILLATABLE ACTUATOR BIASED INTO ENGAGEMENT WITH SAID CONTACTOR TO PIVOT THE LATTER ALTERNATELY TOWARD AND AWAY FROM SAID STATIONARY CONTACTS, A SPRING CONTACT MEMBER MOUNTED WITHIN SAID CAVITY BETWEEN SAID STATIONARY CONTACTS, SAID SPRING CONTACTS HAVING A FLAT CENTRAL PORTION FOR RIGIDLY SECURING THE LATTER TO SAID BASE, A PAIR OF SYMMETRICAL LEGS EXTENDING ANGULARLY TOWARD SAID CONTACTOR FROM OPPOSITE SIDES OF SAID CENTRAL PORTION, A WING EXTENDING OUTWARDLY FROM EACH OF SAID LEGS, EACH WIND OVERLYING A CORRESPONDING ONE OF SAID STATIONARY CONTACTS IN SPACED APART RELATION, A CREST SHAPED HUMP FORMED BETWEEN SAID LEGS AND THEIR CORRESPONDING WINGS, WHEREIN THE MOVEMENT IMPARTED TO SAID CONTACTOR FROM SAID ACTUATOR CAUSES SAID CONTACTOR TO ACT UPON SAID HUMP TO FLATTEN THE LATTER AND FORCE THE RESPECTIVE WING INTO ENGAGEMENT WITH THE CORRESPONDING STATIONARY CONTACT WITH A WIPING ACTION.

References Cited (Backward Citations)

US1925612A Cited
US1879349A Cited
US3117197A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-17 1969-07-19 1970-01-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-17 1973-07-19 1974-01-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-17 1977-07-19 1978-01-18 $7700.00 Window Closed / Lapsed

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