Patent US3260803A successfully refreshed from Google Patents.
US3260803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmental rotary gang switch with segmented splined cam shafts
Assignee: Individual
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Filing: 1964-05-18
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Granted: 1966-07-12
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Expires: 1984-05-18
Abstract
No abstract record available.
Inventors
- 👤 Moroishi Mitsuru
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:27
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/64; H01H19/54; H01H19/60; H01H19/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A SWITCH COMPRISING A PLURALITY OF INSULATING SUPPORTS PROVIDED WITH REGISTERING ROTOR AND BOLT HOLES, EACH SUPPORT BEING PROVIDED WITH AT LEAST ONE FIXED CONTACT AND MOVABLE CONTACT MEANS MOUNTED FOR MOVEMENT INTO AND OUT OF CONTACT WITH SAID FIXED CONTACT, A ROTOR SEGMENT FOR EACH INSULATING SUPPORT DIMENSIONED TO FIT IN THE ROTOR HOLE THEREOF, EACH ROTOR SEGMENT BEING PROVIDE WITH CAM MEANS FOR ACTING ON SAID MOVABLE CONTACT MEANS, EACH ROTOR SEGMENT COMPRISING AT ONE END A TUBULAR PORTION PROVIDED WITH INTERNAL AXIAL SPLINES AND AT ITS OTHER END AN AXIALLY SPLIT RADIALLY EXPANSIBLE TUBULAR PORTION PROVIDED WITH MATING AXIALLY EXTENDING EXTERNAL SPLINES, AND RESILIENT MEANS BIASING SAID AXIALLY SLIT TUBULAR PORTION RADIALLY OUTWARD, SAID ROTOR SEGMENTS BEING SEPARABLY BUT DRIVINGLY ENGAGED WITH EACH OTHER BY INSERTION OF SAID EXTERNALLY SPLINED TUBES WITHIN SAID INTERNALLY SPLINED TUBES, AND SEGMENTAL BOLT MEANS COMPRISING A SEPARATE SEGMENT FOR EACH INSULATING SUPPORT, SAID SEGMENTAL BOLT MEANS BEING RECEIVED IN SAID BOLT HOLES AND HOLDING SAID SUPPORTS TOGETHER.
Claim 2
Dependent Claim
166 words
A SWITCH COMPRISING A PLURALITY OF INSULATING SUPPORTS PROVIDED WITH REGISTERING ROTOR AND BOLT HOLES, EACH SUPPORT BEING PROVIDED WITH AT LEAST ONE FIXED CONTACT AND MOVABLE CONTACT MEANS MOUNTED FOR MOVEMENT INTO AND OUT OF CONTACT WITH SAID FIXED CONTACT, A ROTOR SEGMENT FOR EACH INSULATING SUPPORT DIMENSIONED TO FIT IN THE ROTOR HOLE THEREOF, EACH ROTOR SEGMENT BEING PROVIDE WITH CAM MEANS FOR ACTING ON SAID MOVABLE CONTACT MEANS, EACH ROTOR SEGMENT COMPRISING AT ONE END A TUBULAR PORTION PROVIDED WITH INTERNAL AXIAL SPLINES AND AT ITS OTHER END AN AXIALLY SPLIT RADIALLY EXPANSIBLE TUBULAR PORTION PROVIDED WITH MATING AXIALLY EXTENDING EXTERNAL SPLINES, AND RESILIENT MEANS BIASING SAID AXIALLY SLIT TUBULAR PORTION RADIALLY OUTWARD, SAID ROTOR SEGMENTS BEING SEPARABLY BUT DRIVINGLY ENGAGED WITH EACH OTHER BY INSERTION OF SAID EXTERNALLY SPLINED TUBES WITHIN SAID INTERNALLY SPLINED TUBES, AND SEGMENTAL BOLT MEANS COMPRISING A SEPARATE SEGMENT FOR EACH INSULATING SUPPORT, SAID SEGMENTAL BOLT MEANS BEING RECEIVED IN SAID BOLT HOLES AND HOLDING SAID SUPPORTS TOGETHER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |