US3277248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch control unit with improved pivot arm actuator structure
Assignee: AT&T Inc
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Filing: 1965-07-19
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Granted: 1966-10-04
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Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Raymond J Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:32
CPC Classifications
G; G05; G05G; G05G9/00; G05G9/02; G05G9/04; G05G9/047; G05G9/04785; G05G2009/04703; G05G2009/04714; G05G2009/0474; G05G2009/04744; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A SELECTIVELY OPERATED SWITCHING DEVIVE, A PIVOT STRUCTURE HAVING FOUR EQUALLY SPACED RADIATING ARMS; MEANS FOR RESILIENTLY SUPPORTING SAID ARMS; MEANS FOR PIVOTING SAID STRUCTURE ABOUT TWO OPPOSED ARMS TO PIVOT AN INTERMEDIATE ARM AGAINST ITS RESILIENT MEANS; MEANS RENDERED EFFECTIVE UPON THE PIVOTING OF SAID STRUCTURE FOR LIMITING MOVEMENT OF SAID OPPOSED ARMS AGAINST THEIR RESILIENT MEANS; AND SWITCHES INDIVIDUALLY POSITIONED TO BE OPERATED BY THE PIVOTING OF EACH ARM.
Claim 2
Dependent Claim
72 words
IN A SELECTIVELY OPERATED SWITCHING DEVIVE, A PIVOT STRUCTURE HAVING FOUR EQUALLY SPACED RADIATING ARMS; MEANS FOR RESILIENTLY SUPPORTING SAID ARMS; MEANS FOR PIVOTING SAID STRUCTURE ABOUT TWO OPPOSED ARMS TO PIVOT AN INTERMEDIATE ARM AGAINST ITS RESILIENT MEANS; MEANS RENDERED EFFECTIVE UPON THE PIVOTING OF SAID STRUCTURE FOR LIMITING MOVEMENT OF SAID OPPOSED ARMS AGAINST THEIR RESILIENT MEANS; AND SWITCHES INDIVIDUALLY POSITIONED TO BE OPERATED BY THE PIVOTING OF EACH ARM.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |