← Back to Patent Explorer
US3264423A Expired / Lapsed US ⏱️ 0.0 years remaining

Position indicating electric switch

Assignee: Universal Oil Products Co
•
Filing: 1964-06-04
•
Granted: 1966-08-02
•
Expires: 1984-06-04
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Jacques G Mejean
  • 👤 Noia Emanuel J Di

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 20:42
CPC Classifications
H; H01; H01H; H01H36/00; H01H36/0006; H01H51/00; H01H51/28

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 230 words
A POSITION INDICATING ELECTRIC SWITCH WHICH COMPRISES A CAPSULE OF NON-CONDUCTIVE, NON-MAGNETIZABLE MATERIAL, A PAIR OF MAGNETIZABLE ELECTRICALLY CONDUCTIVE REEDS SEALED IN SAID CAPSULE, HAVING SPACED, OVERLAPPING, PORTIONS WHEN NOT MAGNETIZED AND BIASED INTO CONTACT WHEN MAGNETIZED AND HAVING TERMINALS OUTSIDE SAID CAPSULE, A MOVABLE PERMANENT MAGNET HAVING A MAGNETIC FLUX SUFFICIENT TO MAGNETIZE SAID REEDS TO DRAW SAID REEDS INTO CONTACT, SAID MAGNET BEING OUTSIDE SAID CAPSULE AND MOVABLE TO A POSITION TO MAGNETIZE SAID REEDS TO DRAW THEIR OVERLAPPING PORTIONS INTO CONTACT AND MOVABLE TO A POSITION TO RELEASE SAID REEDS FROM CONTACT, AND A SOLENOID ENCIRCLING SAID CAPSULE AND BETWEEN SAID CAPSULE AND SAID MOVABLE MAGNET TO PRODUCE, WHEN ENERGIZED, A MAGNETIC FIELD OF A POLARITY AND MAGNETIC FLUX SUFFICIENT TO NEUTRALIZE THE MAGNETIC FLUX OF SAID MOVABLE MAGNET THROUGH SAID REEDS THEREBY TO DEMAGNETIZE SAID REEDS, SAID POSITION OF SAID MAGNET WHEREIN THE REEDS ARE IN CONTACT BEING SUCH THAT ONE POLE OF SAID MAGNET IS ORIENTATED ADJACENT TO THE TERMINAL PORTION OF ONE OF SAID REEDS WITH SAID MAGNET EXTENDING PARALLEL TO AND IN THE DIRECTION OF THE OUTERMOST EXTREMITY OF THE TERMINAL PORTION OF SAID ONE REED, SAID POSITION OF SAID MAGNET INDUCING A MAGNETIC POLARITY ACROSS SAID REEDS THE SAME AS THAT MAGNETIC POLARITY PRODUCED BY SAID SOLENOID WHEN ENERGIZED, WHEREBY SAID MAGNET, WHEN IN REED OPERATING POSITION, IS REMAGNETIZED BY SAID SOLENOID.
Claim 2
Dependent Claim 230 words
A POSITION INDICATING ELECTRIC SWITCH WHICH COMPRISES A CAPSULE OF NON-CONDUCTIVE, NON-MAGNETIZABLE MATERIAL, A PAIR OF MAGNETIZABLE ELECTRICALLY CONDUCTIVE REEDS SEALED IN SAID CAPSULE, HAVING SPACED, OVERLAPPING, PORTIONS WHEN NOT MAGNETIZED AND BIASED INTO CONTACT WHEN MAGNETIZED AND HAVING TERMINALS OUTSIDE SAID CAPSULE, A MOVABLE PERMANENT MAGNET HAVING A MAGNETIC FLUX SUFFICIENT TO MAGNETIZE SAID REEDS TO DRAW SAID REEDS INTO CONTACT, SAID MAGNET BEING OUTSIDE SAID CAPSULE AND MOVABLE TO A POSITION TO MAGNETIZE SAID REEDS TO DRAW THEIR OVERLAPPING PORTIONS INTO CONTACT AND MOVABLE TO A POSITION TO RELEASE SAID REEDS FROM CONTACT, AND A SOLENOID ENCIRCLING SAID CAPSULE AND BETWEEN SAID CAPSULE AND SAID MOVABLE MAGNET TO PRODUCE, WHEN ENERGIZED, A MAGNETIC FIELD OF A POLARITY AND MAGNETIC FLUX SUFFICIENT TO NEUTRALIZE THE MAGNETIC FLUX OF SAID MOVABLE MAGNET THROUGH SAID REEDS THEREBY TO DEMAGNETIZE SAID REEDS, SAID POSITION OF SAID MAGNET WHEREIN THE REEDS ARE IN CONTACT BEING SUCH THAT ONE POLE OF SAID MAGNET IS ORIENTATED ADJACENT TO THE TERMINAL PORTION OF ONE OF SAID REEDS WITH SAID MAGNET EXTENDING PARALLEL TO AND IN THE DIRECTION OF THE OUTERMOST EXTREMITY OF THE TERMINAL PORTION OF SAID ONE REED, SAID POSITION OF SAID MAGNET INDUCING A MAGNETIC POLARITY ACROSS SAID REEDS THE SAME AS THAT MAGNETIC POLARITY PRODUCED BY SAID SOLENOID WHEN ENERGIZED, WHEREBY SAID MAGNET, WHEN IN REED OPERATING POSITION, IS REMAGNETIZED BY SAID SOLENOID.

References Cited (Backward Citations)

US2907846A Cited
US3046370A Cited
US3115018A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-08-01 1970-01-31 1970-08-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-08-01 1974-01-31 1974-08-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-08-01 1978-01-31 1978-08-02 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag