US3178667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manually releasable grounding electrical plug
Assignee: COMPONENT ENTERPRISES COMPANY Inc A CORP OF PA
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Filing: 1962-07-13
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Granted: 1965-04-13
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
- 👤 Morse Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:32
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; H01R13/652
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A GROUNDING ELECTRICAL PLUG HAVING A PLUG BODY, AT LEAST ONE POWER PRONG EXTENDING OUTWARDLY OF SAID BODY, AND A GROUNDING PRONG PIVOTALLY MOUNTED UPON SAID BODY AND NORMALLY EXTENDING PARALLEL TO SAID POWER PRONG, THE IMPROVEMENT COMPRISING: SAID GROUNDING PRONG HAVING A TRANSVERSELY DISPOSED PORTION THEREOF EXTENDING THROUGH SAID PLUG BODY HAVING AN AXIS PERPENDICULAR TO THE AXIS OF SAID POWAER PRONG ABOUT WHICH PIVOTAL MOVEMENT MAY TAKE PLACE, RESILIENTLY MOUNTED MEANS MOVABLE IN A DIRECTION GENERALLY PARALLEL TO SAID TRANSVERSELY DISPOSED PORTION, CAM AND CAM FOLLOWER MEANS INTERCONNECTING SAID RESILIENTLY URGED MEANS AND SAID TRANSVERSELY DISPOSED PORTIONS TO TRANSMIT RECTILINEAR MOTION IMPRESSED UPON SAID RESILIENT MEANS TO ROTATIONAL MOVEMENT OF SAID TRANSVERSELY DISPOSED PORTION WHEREIN SAID GROUNDING PRONG IS MOVED TO A NON-PARALLEL RELATION WITH RESPECT TO SAID POWER PRONG.
Claim 2
Dependent Claim
133 words
IN A GROUNDING ELECTRICAL PLUG HAVING A PLUG BODY, AT LEAST ONE POWER PRONG EXTENDING OUTWARDLY OF SAID BODY, AND A GROUNDING PRONG PIVOTALLY MOUNTED UPON SAID BODY AND NORMALLY EXTENDING PARALLEL TO SAID POWER PRONG, THE IMPROVEMENT COMPRISING: SAID GROUNDING PRONG HAVING A TRANSVERSELY DISPOSED PORTION THEREOF EXTENDING THROUGH SAID PLUG BODY HAVING AN AXIS PERPENDICULAR TO THE AXIS OF SAID POWAER PRONG ABOUT WHICH PIVOTAL MOVEMENT MAY TAKE PLACE, RESILIENTLY MOUNTED MEANS MOVABLE IN A DIRECTION GENERALLY PARALLEL TO SAID TRANSVERSELY DISPOSED PORTION, CAM AND CAM FOLLOWER MEANS INTERCONNECTING SAID RESILIENTLY URGED MEANS AND SAID TRANSVERSELY DISPOSED PORTIONS TO TRANSMIT RECTILINEAR MOTION IMPRESSED UPON SAID RESILIENT MEANS TO ROTATIONAL MOVEMENT OF SAID TRANSVERSELY DISPOSED PORTION WHEREIN SAID GROUNDING PRONG IS MOVED TO A NON-PARALLEL RELATION WITH RESPECT TO SAID POWER PRONG.
References Cited (Backward Citations)
US1924962A
Cited
US1856724A
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US2217496A
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US2323736A
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US2922134A
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US2876426A
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FR1194663A
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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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |