US3147914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor
Assignee: Westinghouse Electric Corp
•
Filing: 1962-03-27
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Granted: 1964-09-08
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Expires: 1982-03-27
Abstract
No abstract record available.
Inventors
- 👤 Bernard W Hatten
- 👤 Benjamin E Solomon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:09
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0027; F04B39/0077; Y; Y10; Y10S; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
IN REFRIGERATION APPARATUS, A GAS-CONTAINING SHELL, A MOTOR-COMPRESSOR UNIT MOUNTED WITHIN SAID SHELL IN SPACED RELATION TO THE LATTER, A BODY OF OIL WITHIN SAID SHELL, SAID MOTOR-COMPRESSOR UNIT INCLUDING A MOTOR ROTOR ROTATABLE ABOUT A VERTICAL AXIS, AND A MOTOR STATOR EXTENDING INTO THE BODY OF OIL FOR TRANSFER OF HEAT FROM THE MOTOR TO THE OIL, A MOTOR-COMPRESSOR SHAFT MOUNTED WITHIN SAID ROTOR, THE LOWER END OF SAID ROTOR BEING DISPOSED IN SAID BODY OF OIL, WHEREBY DURING ROTATION THE OIL IS FOAMED THEREBY REDUCING SOUND TRANSMISSION THERETHROUGH FROM THE MOTOR-COMPRESSOR UNIT TO THE SHELL.
Claim 2
Dependent Claim
97 words
IN REFRIGERATION APPARATUS, A GAS-CONTAINING SHELL, A MOTOR-COMPRESSOR UNIT MOUNTED WITHIN SAID SHELL IN SPACED RELATION TO THE LATTER, A BODY OF OIL WITHIN SAID SHELL, SAID MOTOR-COMPRESSOR UNIT INCLUDING A MOTOR ROTOR ROTATABLE ABOUT A VERTICAL AXIS, AND A MOTOR STATOR EXTENDING INTO THE BODY OF OIL FOR TRANSFER OF HEAT FROM THE MOTOR TO THE OIL, A MOTOR-COMPRESSOR SHAFT MOUNTED WITHIN SAID ROTOR, THE LOWER END OF SAID ROTOR BEING DISPOSED IN SAID BODY OF OIL, WHEREBY DURING ROTATION THE OIL IS FOAMED THEREBY REDUCING SOUND TRANSMISSION THERETHROUGH FROM THE MOTOR-COMPRESSOR UNIT TO THE SHELL.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |