Patent US3189678A successfully refreshed from Google Patents.
US3189678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety shield for electrical outlet boxes
Assignee: Individual
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Filing: 1963-04-16
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Granted: 1965-06-15
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Expires: 1983-04-16
Abstract
No abstract record available.
Inventors
- 👤 Robert J Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:33
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
285 words
IN COMBINATION WITH AN ELECTRICAL OUTLET BOX HAVING A PAIR OF LATERALLY SPACED FEMALE RECEPTACLE ELEMENTS THEREIN, (A) A COVERING FACE PLATE FOR SAID OUTLET BOX HAVING OPENINGS THEREIN PROVIDING ACCESS TO SAID RECEPTACLE ELEMENTS, (B) A GENERALLY RECTANGULAR BAND HAVING ALIGNED CENTRAL OPENINGS IN ITS INNER AND OUTER WALLS PERMITTING PASSAGE THERETHROUGH OF THE SHANK PORTION OF A HEADED ANCHORING SCREW, (C) THE OPENING IN SAID OUTER WALL PERMITTING PASSAGE THERETHROUGH OF THE HEAD OF SAID SCREW, WHEREAS THE OPENING IN SAID INNER WALL PROHIBITS SUCH PASSAGE, (D) COOPERATING MEANS ON SAID BAND AND FACE PLATE MEMBER FOR RETAINING SAID BAND IN A POSITION ON SAID FACE PLATE INTERMEDIATE THE OPENINGS THEREIN WHEREIN THE PROJECTED AXIS OF THE PASSAGE DEFINED BY SAID BAND INTERSECTS THE PROJECTED AXES OF THE OPENINGS IN SAID FACE PLATE MEMBER, (E) A BARRIER-ACTING HOOD FRICTIONALLY SNUGLY SLIDABLY RECEIVED WITHIN THE PASSAGE DEFINED BY SAID BAND AND HAVING LONGITUDINAL DIMENSIONS ENABLING IT TO OVERLIE BOTH OF THE OPENINGS IN SAID FACE PLATE, (F) THE OUTER WALL OF SAID HOOD BEING RESILIENT AND BEING FORMED TO DEFINE SPACED STOP MEANS ALONG ITS LONGITUDINAL AXIS, (G) THE RESILIENCE OF THE OUTER WALL OF SAID HOOD NORMALLY BIASING THE STOP MEANS ASSOCIATED THEREWITH TOWARD A POSITION TO SELECTIVELY ENGAGE COOPERATING STOP MEANS DEFINED BY SAID BAND UPON SLIDING MOVEMENTS OF SAID HOOD WITHIN SAID BAND, (H) DEFORMATION OF SAID OUTER WALL CAUSING TEMPORARY DISENGAGEMENT OF SAID STOP MEANS WHEREBY TO PERMIT SLIDING MOVEMENTS OF SAID HOOD AND SELECTIVELY ENGAGEMENT OF SAID AXIALLY SPACED STOP MEANS WITH THE STOP MEANS DEFINED BY SAID BAND WHEREBY TO COVER BOTH OF THE OPENINGS IN SAID FACE PLATE OR, ALTERNATIVELY, TO EXPOSE EITHER ONE OF SAID OPENINGS.
Claim 2
Dependent Claim
285 words
IN COMBINATION WITH AN ELECTRICAL OUTLET BOX HAVING A PAIR OF LATERALLY SPACED FEMALE RECEPTACLE ELEMENTS THEREIN, (A) A COVERING FACE PLATE FOR SAID OUTLET BOX HAVING OPENINGS THEREIN PROVIDING ACCESS TO SAID RECEPTACLE ELEMENTS, (B) A GENERALLY RECTANGULAR BAND HAVING ALIGNED CENTRAL OPENINGS IN ITS INNER AND OUTER WALLS PERMITTING PASSAGE THERETHROUGH OF THE SHANK PORTION OF A HEADED ANCHORING SCREW, (C) THE OPENING IN SAID OUTER WALL PERMITTING PASSAGE THERETHROUGH OF THE HEAD OF SAID SCREW, WHEREAS THE OPENING IN SAID INNER WALL PROHIBITS SUCH PASSAGE, (D) COOPERATING MEANS ON SAID BAND AND FACE PLATE MEMBER FOR RETAINING SAID BAND IN A POSITION ON SAID FACE PLATE INTERMEDIATE THE OPENINGS THEREIN WHEREIN THE PROJECTED AXIS OF THE PASSAGE DEFINED BY SAID BAND INTERSECTS THE PROJECTED AXES OF THE OPENINGS IN SAID FACE PLATE MEMBER, (E) A BARRIER-ACTING HOOD FRICTIONALLY SNUGLY SLIDABLY RECEIVED WITHIN THE PASSAGE DEFINED BY SAID BAND AND HAVING LONGITUDINAL DIMENSIONS ENABLING IT TO OVERLIE BOTH OF THE OPENINGS IN SAID FACE PLATE, (F) THE OUTER WALL OF SAID HOOD BEING RESILIENT AND BEING FORMED TO DEFINE SPACED STOP MEANS ALONG ITS LONGITUDINAL AXIS, (G) THE RESILIENCE OF THE OUTER WALL OF SAID HOOD NORMALLY BIASING THE STOP MEANS ASSOCIATED THEREWITH TOWARD A POSITION TO SELECTIVELY ENGAGE COOPERATING STOP MEANS DEFINED BY SAID BAND UPON SLIDING MOVEMENTS OF SAID HOOD WITHIN SAID BAND, (H) DEFORMATION OF SAID OUTER WALL CAUSING TEMPORARY DISENGAGEMENT OF SAID STOP MEANS WHEREBY TO PERMIT SLIDING MOVEMENTS OF SAID HOOD AND SELECTIVELY ENGAGEMENT OF SAID AXIALLY SPACED STOP MEANS WITH THE STOP MEANS DEFINED BY SAID BAND WHEREBY TO COVER BOTH OF THE OPENINGS IN SAID FACE PLATE OR, ALTERNATIVELY, TO EXPOSE EITHER ONE OF SAID OPENINGS.
References Cited (Backward Citations)
US2516464A
Cited
US2610999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |