Patent US3219141A successfully refreshed from Google Patents.
US3219141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor muffler having adjustable baffle means controlled by thermally responsive element
Assignee: Motors Liquidation Co
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Filing: 1963-08-30
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Granted: 1965-11-23
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Williamitis Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:18
CPC Classifications
F; F01; F01N; F01N1/00; F01N1/16; F01N1/165; F04; F04B; F04B39/00; F04B39/0027; F04B39/0055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A DISCHARGE MUFFLER FOR A COMPRESSOR OR THE LIKE COMPRISING A CYLINDRICAL CASING HAVING AN INLET OPENING THEREIN AND AN OUTLET OPENING THEREIN, A BAFFLE LOCATED WITHIN SAID CYLINDRICAL CASING HAVING ONE OF ITS SURFACES CONVEXLY SHAPED IN THE DIRECTION OF SAID INLET OPENING, SAID SIDE HAVING THE OUTER PERIPHERY THEREOF IN SEALING ENGAGEMENT WITH THE INNER SURFACE OF SAID CASING, MEANS FORMING A FIRST OPEN AREA IN SAID BAFFLE FOR ALLOWING SUBSTANTIALLY UNRESTRICTED FLUID FLOW BETWEEN SAID INLET AND SAID OUTLET FOR PRODUCING A FIRST PREDETERMINED NOISE MUFFLING EFFECT IN SAID CASING, AND MEANS INCLUDING A BIMETALLIC ELEMENT
Claim 2
Dependent Claim
99 words
A DISCHARGE MUFFLER FOR A COMPRESSOR OR THE LIKE COMPRISING A CYLINDRICAL CASING HAVING AN INLET OPENING THEREIN AND AN OUTLET OPENING THEREIN, A BAFFLE LOCATED WITHIN SAID CYLINDRICAL CASING HAVING ONE OF ITS SURFACES CONVEXLY SHAPED IN THE DIRECTION OF SAID INLET OPENING, SAID SIDE HAVING THE OUTER PERIPHERY THEREOF IN SEALING ENGAGEMENT WITH THE INNER SURFACE OF SAID CASING, MEANS FORMING A FIRST OPEN AREA IN SAID BAFFLE FOR ALLOWING SUBSTANTIALLY UNRESTRICTED FLUID FLOW BETWEEN SAID INLET AND SAID OUTLET FOR PRODUCING A FIRST PREDETERMINED NOISE MUFFLING EFFECT IN SAID CASING, AND MEANS INCLUDING A BIMETALLIC ELEMENT
References Cited (Backward Citations)
US1927947A
Cited
US2157029A
Cited
GB590409A
Cited
FR1063136A
Cited
US2818131A
Cited
FR1139157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |