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US3090191A Expired / Lapsed US ⏱️ 0.0 years remaining

Secondary clock setting means

Assignee: Montgomery Manufacturing Co Inc
•
Filing: 1960-09-29
•
Granted: 1963-05-21
•
Expires: 1980-09-29
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Abstract

No abstract record available.

Inventors

  • 👤 Arvid N Montgomery

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 20:01
CPC Classifications
G; G04; G04C; G04C15/00; G04C15/0063; G04C15/0072

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 219 words
A SYNCHRONOUS CLOCK COMPRISING A HOUSING HAVING A FACE PLATE ATTACHED THERETO AND INCLUDING A PAIR OF SPACED OPPOSING PLATES, A SECONDS SHAFT JOURNALED BETWEEN SAID PLATES, A MINUTES TUBE JOURNALED ON SAID SECONDS SHAFT, AN HOURS TUBE JOURNALED ON SAID MINUTES TUBE, A SYNCHRONOUS MOTOR OPERATIVELY MOUNTED ON SAID HOUSING, FIRST DRIVING MEANS FOR COUPLING THE SECONDS SHAFT TO THE SYNCHRONOUS MOTOR, SECOND DRIVING MEANS FOR COUPLING THE MINUTES TUBE TO THE SECONDS SHAFT, THIRD DRIVING MEANS FOR COUPLING THE HOURS TUBE TO THE MINUTES TUBE, FIRST CORRECTIVE MEANS FOR ROTATING THE SECONDS SHAFT TO A PREDETERMINED POSITION INDEPENDENTLY OF THE FIRST DRIVING MEANS AND AT AN ACCELERATED SPEED, SECOND CORRECTIVE MEANS FOR ROTATING THE MINUTES TUBE TO A PREDETERMINED POSITION INDEPENDENTLY OF THE SECOND DRIVING MEANS AND AT AN ACCELERATED SPEED, SAID FIRST AND SECOND CORRECTIVE MEANS BEING NORMALLY IDLING BETWEEN SAID OPPOSING PLATES BUT BEING ADAPTED FOR OPERATION UPON SHIFTING MOVEMENT THEREBETWEEN, MEANS FOR LIMITING THE MOVEMENT OF THE SECONDS SHAFT AND MINUTES TUBE DURING OPERATION OF THE FIRST AND SECOND CORRECTIVE MEANS, MEANS FOR INITIATING OPERATION OF THE FIRST AND SECOND CORRECTIVE MEANS BY MEANS OF AN ELECTRICAL IMPULSE INITIATED AT A POINT REMOTE FROM THE CLOCK, AND INDICIA MEANS FOR REVEALING THE RELATIVE POSITIONS OF THE SECONDS SHAFT AND THE MINUTES AND HOURS TUBES.
Claim 2
Dependent Claim 219 words
A SYNCHRONOUS CLOCK COMPRISING A HOUSING HAVING A FACE PLATE ATTACHED THERETO AND INCLUDING A PAIR OF SPACED OPPOSING PLATES, A SECONDS SHAFT JOURNALED BETWEEN SAID PLATES, A MINUTES TUBE JOURNALED ON SAID SECONDS SHAFT, AN HOURS TUBE JOURNALED ON SAID MINUTES TUBE, A SYNCHRONOUS MOTOR OPERATIVELY MOUNTED ON SAID HOUSING, FIRST DRIVING MEANS FOR COUPLING THE SECONDS SHAFT TO THE SYNCHRONOUS MOTOR, SECOND DRIVING MEANS FOR COUPLING THE MINUTES TUBE TO THE SECONDS SHAFT, THIRD DRIVING MEANS FOR COUPLING THE HOURS TUBE TO THE MINUTES TUBE, FIRST CORRECTIVE MEANS FOR ROTATING THE SECONDS SHAFT TO A PREDETERMINED POSITION INDEPENDENTLY OF THE FIRST DRIVING MEANS AND AT AN ACCELERATED SPEED, SECOND CORRECTIVE MEANS FOR ROTATING THE MINUTES TUBE TO A PREDETERMINED POSITION INDEPENDENTLY OF THE SECOND DRIVING MEANS AND AT AN ACCELERATED SPEED, SAID FIRST AND SECOND CORRECTIVE MEANS BEING NORMALLY IDLING BETWEEN SAID OPPOSING PLATES BUT BEING ADAPTED FOR OPERATION UPON SHIFTING MOVEMENT THEREBETWEEN, MEANS FOR LIMITING THE MOVEMENT OF THE SECONDS SHAFT AND MINUTES TUBE DURING OPERATION OF THE FIRST AND SECOND CORRECTIVE MEANS, MEANS FOR INITIATING OPERATION OF THE FIRST AND SECOND CORRECTIVE MEANS BY MEANS OF AN ELECTRICAL IMPULSE INITIATED AT A POINT REMOTE FROM THE CLOCK, AND INDICIA MEANS FOR REVEALING THE RELATIVE POSITIONS OF THE SECONDS SHAFT AND THE MINUTES AND HOURS TUBES.

References Cited (Backward Citations)

US2198632A Cited
US2332278A Cited
US2624170A Cited
US2700271A Cited
US2662367A Cited
US2900787A Cited
US3028722A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-05-20 1966-11-19 1967-05-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-05-20 1970-11-19 1971-05-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-05-20 1974-11-19 1975-05-21 $7700.00 Window Closed / Lapsed

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