US3087031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid-operated switch
Assignee: Automatic Switch Co
•
Filing: 1960-06-20
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Granted: 1963-04-23
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 Frank P Spinelli
- 👤 Frank S Nolt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:45
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A RELAY HAVING A FRAME, STATIONARY MAIN AND ARCING CONTACTS FIXED WITH RESPECT TO SAID FRAME, A CARRIER BAR TRANSLATABLE PARALLEL TO ITSELF IN AN ARCUATE PATH, A PAIR OF UPSTANDING ABUTMENTS FIXED ON SAID CARRIER BAR IN SPACED RELATION, A SHAFT FIXED TO AND EXTENDING LONGITUDINALLY ALONG SAID CARRIER BAR, A MOVABLE MAIN CONTACT MEMBER SLIDABLE ON SAID SHAFT, A MAIN SPRING NORMALLY MAINTAINING SAID MOVABLE MAIN CONTACT MEMBER AGAINST ONE OF SAID ABUTMENTS WHEREIN IT IS SPACED FROM SAID STATIONARY MAIN CONTACT, A MOVABLE ARCING CONTACT MEMBER SLIDABLE ON SAID SHAFT, AN AUXILIARY SPRING NORMALLY MAINTAINING SAID MOVABLE ARCING CONTACT MEMBER AGAINST THE OTHER OF SAID ABUTMENTS WHEREIN IT IS SPACED FROM SAID STATIONARY ARCING CONTACT, SAID MOVABLE MAIN AND ARCING CONTACTS BEING THEREBY NORMALLY MAINTAINED IN A FIXED SPACED RELATIONSHIP, AND A SOLENOID FOR TRANSLATING SAID CARRIER BAR TO BRING SAID MOVABLE CONTACTS INTO ENGAGEMENT WITH SAID STATIONARY CONTACTS AND TO SLIDE SAID MOVABLE CONTACTS ACROSS SAID STATIONARY CONTACTS AS SAID SPRINGS ARE COMPRESSED.
Claim 2
Dependent Claim
167 words
A RELAY HAVING A FRAME, STATIONARY MAIN AND ARCING CONTACTS FIXED WITH RESPECT TO SAID FRAME, A CARRIER BAR TRANSLATABLE PARALLEL TO ITSELF IN AN ARCUATE PATH, A PAIR OF UPSTANDING ABUTMENTS FIXED ON SAID CARRIER BAR IN SPACED RELATION, A SHAFT FIXED TO AND EXTENDING LONGITUDINALLY ALONG SAID CARRIER BAR, A MOVABLE MAIN CONTACT MEMBER SLIDABLE ON SAID SHAFT, A MAIN SPRING NORMALLY MAINTAINING SAID MOVABLE MAIN CONTACT MEMBER AGAINST ONE OF SAID ABUTMENTS WHEREIN IT IS SPACED FROM SAID STATIONARY MAIN CONTACT, A MOVABLE ARCING CONTACT MEMBER SLIDABLE ON SAID SHAFT, AN AUXILIARY SPRING NORMALLY MAINTAINING SAID MOVABLE ARCING CONTACT MEMBER AGAINST THE OTHER OF SAID ABUTMENTS WHEREIN IT IS SPACED FROM SAID STATIONARY ARCING CONTACT, SAID MOVABLE MAIN AND ARCING CONTACTS BEING THEREBY NORMALLY MAINTAINED IN A FIXED SPACED RELATIONSHIP, AND A SOLENOID FOR TRANSLATING SAID CARRIER BAR TO BRING SAID MOVABLE CONTACTS INTO ENGAGEMENT WITH SAID STATIONARY CONTACTS AND TO SLIDE SAID MOVABLE CONTACTS ACROSS SAID STATIONARY CONTACTS AS SAID SPRINGS ARE COMPRESSED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |