US3256380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cascaded phase shift core reactor arrangement for securing vibrato in an organ
Assignee: Hammond Organ Co
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Filing: 1962-06-26
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Granted: 1966-06-14
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Expires: 1982-06-26
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Meinema
- 👤 Laube Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:14
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/043; Y; Y10; Y10S; Y10S84/00; Y10S84/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN ARRANGEMENT FOR CONTROLLING A TONE SIGNAL TO SECURE A VIBRATO EFFECT WHEN APPLIED TO A FIRST ONE OF A PLURALITY OF CASCADED PHASE SHIFT CIRCUITS AND DERIVED FROM A LAST ONE OF SAID CIRCUITS FOR APPLICATION TO AN OUTPUT SYSTEM, THE IMPROVEMENT COMPRISING, A SECONDARY WINDING IN EACH OF SAID PHASE SHIFTS CIRCUITS, A SATURABLE MAGNETIC CORE FOR EACH WINDING, A PRIMARY WINDING FOR EACH OF SAID SECONDARY WINDINGS WITH ALL OF SAID PRIMARY WINDINGS BEING ARRANGED IN SERIES, AND MEANS FOR PLACING A VIBRATO SIGNAL ACROSS SAID PRIMARIES.
Claim 2
Dependent Claim
90 words
AN ARRANGEMENT FOR CONTROLLING A TONE SIGNAL TO SECURE A VIBRATO EFFECT WHEN APPLIED TO A FIRST ONE OF A PLURALITY OF CASCADED PHASE SHIFT CIRCUITS AND DERIVED FROM A LAST ONE OF SAID CIRCUITS FOR APPLICATION TO AN OUTPUT SYSTEM, THE IMPROVEMENT COMPRISING, A SECONDARY WINDING IN EACH OF SAID PHASE SHIFTS CIRCUITS, A SATURABLE MAGNETIC CORE FOR EACH WINDING, A PRIMARY WINDING FOR EACH OF SAID SECONDARY WINDINGS WITH ALL OF SAID PRIMARY WINDINGS BEING ARRANGED IN SERIES, AND MEANS FOR PLACING A VIBRATO SIGNAL ACROSS SAID PRIMARIES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |