US3125735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound reducing means for internally supported transformer
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:24
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/33
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
117 words
APPARATUS THAT PRODUCES INHERENT MECHANICAL VIBRATIONS DURING NORMAL OPERATION COMPRISING A VIBRATING DEVICE, A FLUID-TIGHT RESONANT ENCLOSURE CONTAINING SAID DEVICE, A FLUID OCCUPYING SAID ENCLOSURE, SAID DEVICE BEING VERTICALLY MOVABLE WITHIN SAID ENCLOSURE FROM A NONOPERATING POSITION WHERE IT CONTACTS SAID ENCLOSURE TO AN OPERATING POSITION WHERE IT IS FREE FROM CONTACT WITH SAID ENCLOSURE, MEANS OPERABLE FROM THE EXTERIOR OF SAID ENCLOSURE COMMUNICATING THROUGH A SIDE OF SAID ENCLOSURE FOR CLAMPING SAID DEVICE AGAINST SAID ENCLOSURE IN SAID NON-OPERATING POSITION, THERE BEING AN OPENING IN SAID ENCLOSURE, RESILIENT MEANS MAINTAINING A FLUID-TIGHT SEAL ACROSS SAID OPENING, AND MEANS PASSING THROUGH SAID OPENING INDEPENDENTLY SUPPORTING SAID DEVICE ON A MASSIVE RELATIVELY IMMOBILE FOUNDATION IN THE OPERATING POSITION.
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |