Patent US1503107A successfully refreshed from Google Patents.
Patent US3131268A successfully refreshed from Google Patents.
US3131268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic coaxial switch
Assignee: Electronic Specialty Co
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Filing: 1962-03-14
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Granted: 1964-04-28
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Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 Orner Allan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:08
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/10; H01P1/12; H01P1/125; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
337 words
IN AN ELECTRICAL SWITCH; FIRST AND SECOND ELECTRICAL TERMINALS; FIRST AND SECOND ELONGATE LEAF SPRING CONTACTS, SAID FIRST ELONGATE CONTACT BEING RIGIDLY SECURED AT ONE END TO SAID FIRST ELECTRICAL TERMINAL AND HAVING ITS FREE END ADAPTED FOR MOVEMENT BETWEEN FIRST AND SECOND PREDETERMINED POSITIONS, SAID SECOND ELONGATE CONTACT BEING RIGIDLY SECURED AT ONE END TO SAID SECOND ELECTRICAL TERMINAL AND HAVING ITS FREE END ADAPTED FOR MOVEMENT BETWEEN THIRD AND FOURTH PREDETERMINED POSITIONS; A PLATE DISPOSED ADJACENT SAID ELECTRICAL TERMINAL AND IN PREDETERMINED SPACED RELATIONSHIP THEREWITH, SAID PLATE DEFINING TWO SPACED APART APERTURES EXTENDING THROUGH ITS THICKNESS DIMENSION, ONE OF SAID APERTURES BEING IN ALIGNMENT WITH SAID FIRST ELONGATE LEAF SPRING CONTACT NEAR SAID FREE END THEREOF AND THE OTHER OF SAID APERTURES BEING IN ALIGNMENT WITH SAID SECOND ELONGATE LEAF SPRING CONTACT NEAR SAID FREE END THEREOF; A GENERALLY $-SHAPED PUSH ROD ASSEMBLY DEFINING A BASE HAVING FIRST AND SECOND SPACED APART PUSH RODS OF PREDETERMINED LENGTHS EXTENDING THEREFROM, THE SPACING OF SAID PUSH RODS CORRESPONDING WITH THE SPACING OF SAID APERTURES IN SAID PLATE, SAID PUSH ROD ASSEMBLY BEING POSITIONED WITH ITS PUSH RODS PROJECTING THROUGH THE APERTURES IN SAID PLATE TOWARD SAID FIRST AND SECOND LEAF SPRING CONTACTS, SAID PUSH RODS HAVING A UNIFORM CROSS SECTIONAL CONFIGURATION OF SUCH DIMENSION TO PROVIDE A PREDETERMINED TOLERANCE BETWEEN THE PUSH RODS AND THE APERTURES THROUGH WHICH THEY EXTEND; AND, MEANS FOR SELECTIVELY APPLYING A PREDETERMINED FORCE TO THE BASE OF SAID PUSH ROD ASSEMBLY TO MOVE SAID PUSH ROD ASSEMBLY IN A PREDETERMINED DIRECTION TO CAUSE SAID FIRST PUSH ROD TO MOVE THE FREE END OF SAID FIRST ELONGATED CONTACT BETWEEN SAID FIRST AND SECOND PREDETERMINED POSITIONS AND TO CAUSE SAID SECOND PUSH ROD TO MOVE THE FREE END OF SAID SECOND ELONGATE CONTACT BETWEEN SAID THIRD AND FOURTH PREDETERMINED POSITIONS, UNITARY MEANS FOR SELECTIVELY MOVING THE FREE END OF SAID FIRST ELONGATE CONTACT BETWEEN SAID FIRST AND SECOND POSITIONS AND THE FREE END OF SAID SECOND ELONGATE CONTACT BETWEEN SAID THIRD AND FOURTH POSITIONS.
Claim 2
Dependent Claim
337 words
IN AN ELECTRICAL SWITCH; FIRST AND SECOND ELECTRICAL TERMINALS; FIRST AND SECOND ELONGATE LEAF SPRING CONTACTS, SAID FIRST ELONGATE CONTACT BEING RIGIDLY SECURED AT ONE END TO SAID FIRST ELECTRICAL TERMINAL AND HAVING ITS FREE END ADAPTED FOR MOVEMENT BETWEEN FIRST AND SECOND PREDETERMINED POSITIONS, SAID SECOND ELONGATE CONTACT BEING RIGIDLY SECURED AT ONE END TO SAID SECOND ELECTRICAL TERMINAL AND HAVING ITS FREE END ADAPTED FOR MOVEMENT BETWEEN THIRD AND FOURTH PREDETERMINED POSITIONS; A PLATE DISPOSED ADJACENT SAID ELECTRICAL TERMINAL AND IN PREDETERMINED SPACED RELATIONSHIP THEREWITH, SAID PLATE DEFINING TWO SPACED APART APERTURES EXTENDING THROUGH ITS THICKNESS DIMENSION, ONE OF SAID APERTURES BEING IN ALIGNMENT WITH SAID FIRST ELONGATE LEAF SPRING CONTACT NEAR SAID FREE END THEREOF AND THE OTHER OF SAID APERTURES BEING IN ALIGNMENT WITH SAID SECOND ELONGATE LEAF SPRING CONTACT NEAR SAID FREE END THEREOF; A GENERALLY $-SHAPED PUSH ROD ASSEMBLY DEFINING A BASE HAVING FIRST AND SECOND SPACED APART PUSH RODS OF PREDETERMINED LENGTHS EXTENDING THEREFROM, THE SPACING OF SAID PUSH RODS CORRESPONDING WITH THE SPACING OF SAID APERTURES IN SAID PLATE, SAID PUSH ROD ASSEMBLY BEING POSITIONED WITH ITS PUSH RODS PROJECTING THROUGH THE APERTURES IN SAID PLATE TOWARD SAID FIRST AND SECOND LEAF SPRING CONTACTS, SAID PUSH RODS HAVING A UNIFORM CROSS SECTIONAL CONFIGURATION OF SUCH DIMENSION TO PROVIDE A PREDETERMINED TOLERANCE BETWEEN THE PUSH RODS AND THE APERTURES THROUGH WHICH THEY EXTEND; AND, MEANS FOR SELECTIVELY APPLYING A PREDETERMINED FORCE TO THE BASE OF SAID PUSH ROD ASSEMBLY TO MOVE SAID PUSH ROD ASSEMBLY IN A PREDETERMINED DIRECTION TO CAUSE SAID FIRST PUSH ROD TO MOVE THE FREE END OF SAID FIRST ELONGATED CONTACT BETWEEN SAID FIRST AND SECOND PREDETERMINED POSITIONS AND TO CAUSE SAID SECOND PUSH ROD TO MOVE THE FREE END OF SAID SECOND ELONGATE CONTACT BETWEEN SAID THIRD AND FOURTH PREDETERMINED POSITIONS, UNITARY MEANS FOR SELECTIVELY MOVING THE FREE END OF SAID FIRST ELONGATE CONTACT BETWEEN SAID FIRST AND SECOND POSITIONS AND THE FREE END OF SAID SECOND ELONGATE CONTACT BETWEEN SAID THIRD AND FOURTH POSITIONS.
References Cited (Backward Citations)
US2749396A
Cited
US2859311A
Cited
US2926318A
Cited
US2958053A
Cited
US2997669A
Cited
US3050603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |