US3158703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control station comprising in combination a receptacle with removably plugged-in switch unit
Assignee: Allen Bradley Co LLC
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Filing: 1962-04-12
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Granted: 1964-11-24
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Expires: 1982-04-12
Abstract
No abstract record available.
Inventors
- 👤 Smidt Woodrow A De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:22
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/16; H01; H01H; H01H21/00; H01H21/02; H01H21/18; H01H21/22; H01H21/24; H01H21/28; H01H21/285; H01R; H01R13/00; H01R13/02; H01R13/22; H01R13/24; H01R13/2407; H01R13/2421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PLUG-IN LIMIT SWITCH COMPRISING THE COMBINATION OF: A JUNCTION BOX RECEPTACLE HAVING AN OPEN FRONT SIDE AND A LEAD-IN OPENING FOR INTRODUCING CIRCUIT WIRES THEREIN; A TERMINAL BLOCK OF INSULATING MATERIAL MOUNTED IN SAID RECEPTACLE WITH A CENTRAL CHANNEL EXTENDING ACROSS THE FACE THEREOF, SAID CHANNEL BEING IN ALIGNMENT WITH SAID LEAD-IN OPENING TO RECEIVE CIRCUIT WIRES; A SET OF RESILIENT CONNECTORS MOUNTED UPON SAID TERMINAL BLOCK AND BEING DISPOSED ON OPPOSITE SIDES OF SAID CHANNEL, EACH CONNECTOR HAVING ONE END ANCHORED WITH RESPECT TO THE TERMINAL BLOCK FOR ELECTRICAL JUNCTION WITH A CIRCUIT WIRE AND EXTENDING FROM THE ANCHORED END IN A FORM COILED UPON ITSELF TO TERMINATE IN A MOVABLE END FACING THE OPEN FRONT OF THE JUNCTION BOX RECEPTACLE, WHICH END IS DEFLECTABLE IN A DIRECTION TOWARD AND AWAY FROM SAID OPEN FRONT; A BIAS SPRING MEANS DISPOSED BETWEEN THE BACK OF EACH
Claim 2
Dependent Claim
147 words
A PLUG-IN LIMIT SWITCH COMPRISING THE COMBINATION OF: A JUNCTION BOX RECEPTACLE HAVING AN OPEN FRONT SIDE AND A LEAD-IN OPENING FOR INTRODUCING CIRCUIT WIRES THEREIN; A TERMINAL BLOCK OF INSULATING MATERIAL MOUNTED IN SAID RECEPTACLE WITH A CENTRAL CHANNEL EXTENDING ACROSS THE FACE THEREOF, SAID CHANNEL BEING IN ALIGNMENT WITH SAID LEAD-IN OPENING TO RECEIVE CIRCUIT WIRES; A SET OF RESILIENT CONNECTORS MOUNTED UPON SAID TERMINAL BLOCK AND BEING DISPOSED ON OPPOSITE SIDES OF SAID CHANNEL, EACH CONNECTOR HAVING ONE END ANCHORED WITH RESPECT TO THE TERMINAL BLOCK FOR ELECTRICAL JUNCTION WITH A CIRCUIT WIRE AND EXTENDING FROM THE ANCHORED END IN A FORM COILED UPON ITSELF TO TERMINATE IN A MOVABLE END FACING THE OPEN FRONT OF THE JUNCTION BOX RECEPTACLE, WHICH END IS DEFLECTABLE IN A DIRECTION TOWARD AND AWAY FROM SAID OPEN FRONT; A BIAS SPRING MEANS DISPOSED BETWEEN THE BACK OF EACH
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |