US3230334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wiping action switch contacts
Assignee: Cutler Hammer Inc
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Filing: 1964-01-29
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Granted: 1966-01-18
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Expires: 1984-01-29
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)
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 |