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US3215006A Expired / Lapsed US ⏱️ 0.0 years remaining

Protectors for electric circuits

Assignee: McGraw Edison Co
•
Filing: 1962-03-16
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Granted: 1965-11-02
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Expires: 1982-03-16
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Abstract

No abstract record available.

Inventors

  • 👤 Urani Angelo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 10:54
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/0208

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 542 words
A FUSE-GRIPPING DEVICE WHICH COMPRISES: (A) A BODY WHICH HAS OPENINGS DISPOSED OUTWARDLY FROM THE CENTER THEREOF, (B) THE INNER ENDS OF SAID OPENINGS BEING CLOSED AND THE OUTER ENDS OF SAID OPENINGS BEING DEFINED BY ABUTMENTS THAT ARE NORMALLY SPACED APART, (C) SID ABUTMENT BEING IN REGISTER WITH EACH OTHER, (D) FURTHER OPENINGS IN SAID BODY DISPOSED OUTWARDLY OF THE FIRST SAID OPENINGS AND HAVING THE INNER ENDS THEREOF DEFINED BY SAID ABUTMENTS, (E) THE FIRST SAID OPENINGS AND SAID FURTHER OPENINGS COACTING TO DEFINE ELONGATED BENDABLE ARMS AT THE OPPOSITE ENDS OF SAID BODY, (F) NIBS AT THE OUTER ENDS OF SID BODY THAT CONFRONT AND EXTEND TOWARD EACH OTHER AND THAT DEFINE THE FREE ENDS OF SAID ELONGATED BENDABLE ARMS (G) SAID NIBS NORMALLY BEING SPACED APART BUT BEING MOVABLE TOWARD EACH OTHER, (H) SAID NIBS HAVING THE OUTER ENDS THEREOF SPACED FURTHER APART THAN THE INNER ENDS THEREOF, (I) SAID INNER ENDS OF SAID NIBS DEFINING THE OUTER ENDS OF SAID FURTHER OPENINGS, (J) SEMI-CYLINDRICAL RECESSES IN SID NIBS THAT ARE IN REGISTER WITH EACH OTHER TO DEFINE GENERALLY CYLINDRICAL RECESS, (K) FURTHER SEMI-CYLINDRICAL RECESSES IN THE NIBS AT THE END OF SAID BODY THAT ARE IN REGISTER WITH EACH OTHER TO DEFINE A FURTHER GENERALLY CYLINDRICAL RECESS, (L) SAID FURTHER GENERALLY CYLINDRICAL RECESS HAVING THE AXIS THEREOF PARALLEL TO THE LONG AXES OF SAID ELONGATED BENDABLE ARMS, (M) THE FIRST SAID GENERALLY CYLINDRICAL RECESSES HAVING THE AXES THEREOF AT RIGHT ANGLES TO THE LONG AXES OF SAID ELONGATED BENDABLE ARMS, (N) SAID BODY HAVING THOSE PORTIONS THEREOF WHICH ARE IN REGISTER WITH SAID FURTHER OPENINGS INCLINED SO THEY DIVERGE FROM EACH OTHER, (O) MINUTE CORRUGATIONS ON SAID INCLINED PORTIONS, (P) A CLAMP WITH A TOP AND A BOTTOM WHICH CAN ENGAGE SAID INCLINED PORTIONS AND THEREBY URGE SID NIBS TOWARD EACH OTHER, (Q) SAID TOP AND SAID BOTTOM OF SAID CLAMP HAVING MINUTE CORRUGATIONS THEREON WHICH CAN ENGAGE SAID MINUTE CORRUGATIONS ON SAID INCLINED PORTIONS TO PREVENT ACCIDENTAL SHIFTING OF SID CLAMP RELATIVE TO SAID INCLINED PORTIONS, (R) SAID TOP AND SAID BOTTOM OF SAID CLAMP COACTING WITH SAID INCLINED PORTIONS TO CAUSE SAID ELONGATED ARMS TO FORCE SAID NIBS INTO INTIMATE ENGAGEMENT WITH FUSES, (S) SAID INCLINED PORTIONS SERVING AS STOPS TO PREVENT SEPARATION OF SAID CLAMP FROM SAID BODY, (T) SAID BODY AND SID NIBS BEING FORMED OF INSULTATING MATERIAL, (U) SAID INNER ENDS OF SID NIBS SERVING AS STOPS FOR FUSES AND THEREBY HELPING POSITION SAID FUSES IN SAID GENERALLY CYLINDRICAL RECESSES, (V) THE NIBS AT ONE END OF SAID BODY BEING NARROWER THAN THE NIBS AT THE OTHER END OF SAID BODY TO ACCOMMODATE SHORT FUSES, (W) SAID ABUTMENTS BEING ENGAGEABLE WITH EACH OTHER TO KEEP EXCESSIVE FORCES ON SAID CLAPM FROM BENDING SAID ELONGATED ARMS FAR ENOUGH TOWRDS EACH OTHER TO CURSH A FUSE OR TO BOW THE OUTER ENDS OF SAID NIBS AWAY FROM EACH OTHER AND THEREBY REDUCE THE FORCES WHICH SAID NIBS APPLY TO FUSES HELD THEREBY (X) SAID CLAMP BEING SLIDABLE ALONG SAID ELONGATED ARMS AWAY FROM SAID NIBS TO PERMIT SAID NIGS TO MOVE AWAY FROM EACH OTHER AND BEING SLIDABLE ALONG SAID ELONGATED ARMS TOWARD SAID NIBS TO FORCE SAID NIBS TO MOVE TOWARD EACH OTHER.
Claim 2
Dependent Claim 542 words
A FUSE-GRIPPING DEVICE WHICH COMPRISES: (A) A BODY WHICH HAS OPENINGS DISPOSED OUTWARDLY FROM THE CENTER THEREOF, (B) THE INNER ENDS OF SAID OPENINGS BEING CLOSED AND THE OUTER ENDS OF SAID OPENINGS BEING DEFINED BY ABUTMENTS THAT ARE NORMALLY SPACED APART, (C) SID ABUTMENT BEING IN REGISTER WITH EACH OTHER, (D) FURTHER OPENINGS IN SAID BODY DISPOSED OUTWARDLY OF THE FIRST SAID OPENINGS AND HAVING THE INNER ENDS THEREOF DEFINED BY SAID ABUTMENTS, (E) THE FIRST SAID OPENINGS AND SAID FURTHER OPENINGS COACTING TO DEFINE ELONGATED BENDABLE ARMS AT THE OPPOSITE ENDS OF SAID BODY, (F) NIBS AT THE OUTER ENDS OF SID BODY THAT CONFRONT AND EXTEND TOWARD EACH OTHER AND THAT DEFINE THE FREE ENDS OF SAID ELONGATED BENDABLE ARMS (G) SAID NIBS NORMALLY BEING SPACED APART BUT BEING MOVABLE TOWARD EACH OTHER, (H) SAID NIBS HAVING THE OUTER ENDS THEREOF SPACED FURTHER APART THAN THE INNER ENDS THEREOF, (I) SAID INNER ENDS OF SAID NIBS DEFINING THE OUTER ENDS OF SAID FURTHER OPENINGS, (J) SEMI-CYLINDRICAL RECESSES IN SID NIBS THAT ARE IN REGISTER WITH EACH OTHER TO DEFINE GENERALLY CYLINDRICAL RECESS, (K) FURTHER SEMI-CYLINDRICAL RECESSES IN THE NIBS AT THE END OF SAID BODY THAT ARE IN REGISTER WITH EACH OTHER TO DEFINE A FURTHER GENERALLY CYLINDRICAL RECESS, (L) SAID FURTHER GENERALLY CYLINDRICAL RECESS HAVING THE AXIS THEREOF PARALLEL TO THE LONG AXES OF SAID ELONGATED BENDABLE ARMS, (M) THE FIRST SAID GENERALLY CYLINDRICAL RECESSES HAVING THE AXES THEREOF AT RIGHT ANGLES TO THE LONG AXES OF SAID ELONGATED BENDABLE ARMS, (N) SAID BODY HAVING THOSE PORTIONS THEREOF WHICH ARE IN REGISTER WITH SAID FURTHER OPENINGS INCLINED SO THEY DIVERGE FROM EACH OTHER, (O) MINUTE CORRUGATIONS ON SAID INCLINED PORTIONS, (P) A CLAMP WITH A TOP AND A BOTTOM WHICH CAN ENGAGE SAID INCLINED PORTIONS AND THEREBY URGE SID NIBS TOWARD EACH OTHER, (Q) SAID TOP AND SAID BOTTOM OF SAID CLAMP HAVING MINUTE CORRUGATIONS THEREON WHICH CAN ENGAGE SAID MINUTE CORRUGATIONS ON SAID INCLINED PORTIONS TO PREVENT ACCIDENTAL SHIFTING OF SID CLAMP RELATIVE TO SAID INCLINED PORTIONS, (R) SAID TOP AND SAID BOTTOM OF SAID CLAMP COACTING WITH SAID INCLINED PORTIONS TO CAUSE SAID ELONGATED ARMS TO FORCE SAID NIBS INTO INTIMATE ENGAGEMENT WITH FUSES, (S) SAID INCLINED PORTIONS SERVING AS STOPS TO PREVENT SEPARATION OF SAID CLAMP FROM SAID BODY, (T) SAID BODY AND SID NIBS BEING FORMED OF INSULTATING MATERIAL, (U) SAID INNER ENDS OF SID NIBS SERVING AS STOPS FOR FUSES AND THEREBY HELPING POSITION SAID FUSES IN SAID GENERALLY CYLINDRICAL RECESSES, (V) THE NIBS AT ONE END OF SAID BODY BEING NARROWER THAN THE NIBS AT THE OTHER END OF SAID BODY TO ACCOMMODATE SHORT FUSES, (W) SAID ABUTMENTS BEING ENGAGEABLE WITH EACH OTHER TO KEEP EXCESSIVE FORCES ON SAID CLAPM FROM BENDING SAID ELONGATED ARMS FAR ENOUGH TOWRDS EACH OTHER TO CURSH A FUSE OR TO BOW THE OUTER ENDS OF SAID NIBS AWAY FROM EACH OTHER AND THEREBY REDUCE THE FORCES WHICH SAID NIBS APPLY TO FUSES HELD THEREBY (X) SAID CLAMP BEING SLIDABLE ALONG SAID ELONGATED ARMS AWAY FROM SAID NIBS TO PERMIT SAID NIGS TO MOVE AWAY FROM EACH OTHER AND BEING SLIDABLE ALONG SAID ELONGATED ARMS TOWARD SAID NIBS TO FORCE SAID NIBS TO MOVE TOWARD EACH OTHER.

References Cited (Backward Citations)

US157293A Cited
US745070A Cited
US1363515A Cited
US1374485A Cited
US1661365A Cited
US2988314A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-01 1969-05-03 1969-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-01 1973-05-03 1973-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-01 1977-05-03 1977-11-02 $7700.00 Window Closed / Lapsed

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