US3401708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for ultrasonically cleaning phonographic records
Assignee: RICHARD W HENES
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Filing: 1966-11-28
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Granted: 1968-09-17
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Expires: 1986-11-28
Abstract
No abstract record available.
Inventors
- 👤 Richard W Henes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:43
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/04; B08B3/10; B08B3/12; G; G11; G11B; G11B3/00; G11B3/58; G11B3/589
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A DEVICE FOR ULTRASONICALLY CLEANING MICRO-GROOVED PHONOGRAPHIC RECORD SURFACES COMPRISING IN COMBINATION A TANK FOR HOUSING A CLEANING SOLUTION, SAID TANK COMPRISING A PAIR OF END WALLS HAVING THEIR PLANE SURFACES SUBSTANTIALLY VERTICALLY ARRANGED AND SPACED APART A DISTANCE UP TO TWENTY-FIVE TIMES THE THICKNESS OF THE RECORD TO BE CLEANED, MEANS FOR ROTATABLY MOUNTING A RECORD IN SAID TANK BETWEEN AND SUBSTANTIALLY PARALLEL TO SAID END WALLS, AND A TRANSDUCER SUPPORTED BY SAID TANK FOR GENERATING VIBRATORY WAVES WHEN CONNECTED TO A SUITABLE SOURCE OF POWER, SAID TRANSDUCER BEING COUPLED TO ONE OF SAID END WALLS SO AS TO RADIATE VIRBATORY WAVES SUBSTANTIALLY DIRECTLY INTO THE MICRO-GROOVED SURFACES OF THE RECORD AS THE RECORD IS ROTATED IN SAID TANK.
Claim 2
Independent Claim
120 words
A DEVICE FOR ULTRASONICALLY CLEANING MICRO-GROOVED PHONOGRAPHIC RECORD SURFACES COMPRISING IN COMBINATION A TANK FOR HOUSING A CLEANING SOLUTION, SAID TANK COMPRISING A PAIR OF END WALLS HAVING THEIR PLANE SURFACES SUBSTANTIALLY VERTICALLY ARRANGED AND SPACED APART A DISTANCE UP TO TWENTY-FIVE TIMES THE THICKNESS OF THE RECORD TO BE CLEANED, MEANS FOR ROTATABLY MOUNTING A RECORD IN SAID TANK BETWEEN AND SUBSTANTIALLY PARALLEL TO SAID END WALLS, AND A TRANSDUCER SUPPORTED BY SAID TANK FOR GENERATING VIBRATORY WAVES WHEN CONNECTED TO A SUITABLE SOURCE OF POWER, SAID TRANSDUCER BEING COUPLED TO ONE OF SAID END WALLS SO AS TO RADIATE VIRBATORY WAVES SUBSTANTIALLY DIRECTLY INTO THE MICRO-GROOVED SURFACES OF THE RECORD AS THE RECORD IS ROTATED IN SAID TANK.
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |