US3156797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plug-in electromagnetic relay
Assignee: AMF Inc
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Filing: 1961-12-07
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Granted: 1964-11-10
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Expires: 1981-12-07
Abstract
No abstract record available.
Inventors
- 👤 Zeke R Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A PLUG-IN TYPE ELECTROMAGNETIC RELAY, THE COMBINATION OF A FLAT BASE PLATE HAVING AN OPENING; A BASE ASSEMBLY COMPRISING A BASE OF INSULATION MATERIAL DISPOSED IN SAID OPENING AND RIGIDLY SECURED TO SAID BASE PLATE TO SUPPORT SAID BASE PLATE ON SAID BASE, SAID BASE HAVING AN ALIGNING PLUG, AND A PLURALITY OF BASE PINS RIGIDLY SECURED TO SAID BASE AND ARRANGED IN PARALLEL RELATION AT ANGULARLY SPACED POINTS ON A CIRCLE CONCENTRIC TO SAID ALIGNING PLUG; A PLURALITY OF POSTS EACH CONNECTED TO ONE OF SAID BASE PINS AND PROJECTING FROM SAID BASE ON THE SIDE THEREOF OPPOSITE TO SAID BASE PINS; CONTACT MEANS INCLUDING A PLURALITY OF CONTACT ARMS MOUNTED ON ONE OF SAID POST AND PROJECTING THEREFROM GENERALLY PARALLEL TO SAID BASE AND TRANSVERSELY OF SAID POST; A BRACKET MOUNTED ON SAID BASE PLATE AND PROJECTING ON THE SAME SIDE THEREOF AS SAID POSTS AND SAID CONTACT ARMS, SAID BRACKET INCLUDING AT LEAST ONE LEG PORTION WHICH EXTENDS SUBSTANTIALLY PERPENDICULAR TO SAID BASE PLATE;
Claim 2
Dependent Claim
168 words
IN A PLUG-IN TYPE ELECTROMAGNETIC RELAY, THE COMBINATION OF A FLAT BASE PLATE HAVING AN OPENING; A BASE ASSEMBLY COMPRISING A BASE OF INSULATION MATERIAL DISPOSED IN SAID OPENING AND RIGIDLY SECURED TO SAID BASE PLATE TO SUPPORT SAID BASE PLATE ON SAID BASE, SAID BASE HAVING AN ALIGNING PLUG, AND A PLURALITY OF BASE PINS RIGIDLY SECURED TO SAID BASE AND ARRANGED IN PARALLEL RELATION AT ANGULARLY SPACED POINTS ON A CIRCLE CONCENTRIC TO SAID ALIGNING PLUG; A PLURALITY OF POSTS EACH CONNECTED TO ONE OF SAID BASE PINS AND PROJECTING FROM SAID BASE ON THE SIDE THEREOF OPPOSITE TO SAID BASE PINS; CONTACT MEANS INCLUDING A PLURALITY OF CONTACT ARMS MOUNTED ON ONE OF SAID POST AND PROJECTING THEREFROM GENERALLY PARALLEL TO SAID BASE AND TRANSVERSELY OF SAID POST; A BRACKET MOUNTED ON SAID BASE PLATE AND PROJECTING ON THE SAME SIDE THEREOF AS SAID POSTS AND SAID CONTACT ARMS, SAID BRACKET INCLUDING AT LEAST ONE LEG PORTION WHICH EXTENDS SUBSTANTIALLY PERPENDICULAR TO SAID BASE PLATE;
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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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |