US3214984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Channel selector and indicator system
Assignee: Individual
•
Filing: 1964-10-07
•
Granted: 1965-11-02
•
Expires: 1984-10-07
Abstract
No abstract record available.
Inventors
- 👤 Edward C Wallbrech
- 👤 Donald F Willmann
- 👤 William T Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:39
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; H03J1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A CHANNEL SELECTOR AND INDICATOR SYSTEM COMPRISING: AN OUTPUT DEVICE WHICH IS TO BE ROTATED TO DISCRETE CHANNEL POSITIONS; A FIRST SHAFT GEARED TO SAID OUTPUT DEVICE FOR ROTATING IT AT A RAPID RATE; A SECOND SHAFT; DETENT COUPLING MEANS CONNECTED BETWEEN SAID FIRST AND SECOND SHAFTS FOR COUPLING ROTATION OF SAID SECOND SHAFT TO SAID FIRST SHAFT AT A REDUCED RATE OF SPEED BUT PERMITTING SAID FIRST SHAFT TO ROTATE WITHOUT AN ACCOMPANYING ROTATION OF SAID SECOND SHAFT, SAID DETENT COUPLING MEANS ALSO PROVIDING DETENT POSITIONING OF SAID FIRST SHAFT; DISPLAY MEANS FOR INDICATING THE POSITION OF EACH OF SAID SHAFTS; AND MEANS COUPLED TO SAID SECOND SHAFT FOR ACCURATE POSITIONING THEREOF AND FOR ASSISTING SAID DETENT COUPLING MEANS TO PREVENT ROTATION OF SAID SECOND SHAFT WHEN SAID FIRST SHAFT IS ROTATED.
Claim 2
Dependent Claim
133 words
A CHANNEL SELECTOR AND INDICATOR SYSTEM COMPRISING: AN OUTPUT DEVICE WHICH IS TO BE ROTATED TO DISCRETE CHANNEL POSITIONS; A FIRST SHAFT GEARED TO SAID OUTPUT DEVICE FOR ROTATING IT AT A RAPID RATE; A SECOND SHAFT; DETENT COUPLING MEANS CONNECTED BETWEEN SAID FIRST AND SECOND SHAFTS FOR COUPLING ROTATION OF SAID SECOND SHAFT TO SAID FIRST SHAFT AT A REDUCED RATE OF SPEED BUT PERMITTING SAID FIRST SHAFT TO ROTATE WITHOUT AN ACCOMPANYING ROTATION OF SAID SECOND SHAFT, SAID DETENT COUPLING MEANS ALSO PROVIDING DETENT POSITIONING OF SAID FIRST SHAFT; DISPLAY MEANS FOR INDICATING THE POSITION OF EACH OF SAID SHAFTS; AND MEANS COUPLED TO SAID SECOND SHAFT FOR ACCURATE POSITIONING THEREOF AND FOR ASSISTING SAID DETENT COUPLING MEANS TO PREVENT ROTATION OF SAID SECOND SHAFT WHEN SAID FIRST SHAFT IS ROTATED.
References Cited (Backward Citations)
US2604791A
Cited
US2886707A
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 |