US3266592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed multi-channel pulsato rotor
Assignee: ELECTRO MUSIC
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Filing: 1965-10-22
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Granted: 1966-08-16
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Donald J Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:28
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/043; G10H1/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN APPARATUS FOR PRODUCING ACOUSTIC PULSATO; A SUPPORT MOUNTED FOR ROTATION ABOUT AN AXIS; MEANS FORMING A PLURALITY OF ANGULARLY SPACED SOUND CHANNELS ON THE SUPPORT, SAID SOUND CHANNELS HAVING SOUND EMITTING OPENINGS SPACED FROM THE AXIS OF SAID SUPPORT; MEANS IMPARTING ROTATION TO THE SUPPORT AT SELECTED RATES FOR DETERMINING THE INTENSITY OF PULSATO PRODUCED BY THE SOUND EMITTING OPENINGS OF SAID CHANNELS; AND SWITCHING MEANS CHANGING THE OPERATIVE NUMBER OF SOUND CHANNELS IN ACCORDANCE WITH THE RATE OF ROTATION OF SAID SUPPORT IN ORDER TO MAINTAIN SUBSTANTIALLY CONSTANT, THE RATE OF RECURRENCE OF THE SOUND RADIATION PATTERN PRODUCED BY SAID SOUND CHANNELS WHEREBY THE CHARACTERISTIC PULSATO RATE IS MAINTAINED DESPITE CHANGES IN THE RATE OF ROTATION OF SAID SUPPORT.
Claim 2
Dependent Claim
121 words
IN APPARATUS FOR PRODUCING ACOUSTIC PULSATO; A SUPPORT MOUNTED FOR ROTATION ABOUT AN AXIS; MEANS FORMING A PLURALITY OF ANGULARLY SPACED SOUND CHANNELS ON THE SUPPORT, SAID SOUND CHANNELS HAVING SOUND EMITTING OPENINGS SPACED FROM THE AXIS OF SAID SUPPORT; MEANS IMPARTING ROTATION TO THE SUPPORT AT SELECTED RATES FOR DETERMINING THE INTENSITY OF PULSATO PRODUCED BY THE SOUND EMITTING OPENINGS OF SAID CHANNELS; AND SWITCHING MEANS CHANGING THE OPERATIVE NUMBER OF SOUND CHANNELS IN ACCORDANCE WITH THE RATE OF ROTATION OF SAID SUPPORT IN ORDER TO MAINTAIN SUBSTANTIALLY CONSTANT, THE RATE OF RECURRENCE OF THE SOUND RADIATION PATTERN PRODUCED BY SAID SOUND CHANNELS WHEREBY THE CHARACTERISTIC PULSATO RATE IS MAINTAINED DESPITE CHANGES IN THE RATE OF ROTATION OF SAID SUPPORT.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |