Patent US3232341A successfully refreshed from Google Patents.
US3232341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser
Assignee: Garrett Corp
•
Filing: 1960-02-01
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Granted: 1966-02-01
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Expires: 1980-02-01
Abstract
No abstract record available.
Inventors
- 👤 Lee R Woodworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:55
CPC Classifications
F; F28; F28B; F28B1/00; F28F; F28F13/00; F28F13/06; F28F13/12; Y; Y10; Y10S; Y10S165/00; Y10S165/184; Y10S165/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A CONDENSER FOR TRANSFORMING A WORKING FLUID FROM A VAPOR TO A LIQUID STATE COMPRISING A CONDENSER TUBE HAVING AN INLET FOR THE VAPOR AND AN OUTLET FOR THE CONDENSED LIQUID, SAID TUBE BEING OF ELONGATED FORM WITH ITS LENGTH MANY TIMES ITS DIAMETER, AND A HOLLOW CORE WITHIN SAID TUBE CENTRALLY THEREOF FORMING WITH SAID TUBE AN ANNULUS FOR THE PASSAGE OF FLUID THERETHROUGH, SAID HOLLOW CORE BEING CLOSED AT BOTH THE INLET AND OUTLET ENDS OF SAID CONDENSER TUBE THE WALLS OF SAID CORE BEING PERFORATED SO AS TO EQUALIZE THE PRESSURE AT OPPOSITE ENDS OF ANY OBSTRUCTION WHICH MAY FORM IN THE ANNULUS BETWEEN THE CORE AND THE INNER SURFACE OF THE TUBE, SAID CORE DECREASING IN DIAMETER IN THE DIRECTION OPPOSITE TO THE DIRECTION OF FLOW OF THE FLUID THROUGH THE TUBE BY AN AMOUNT INVERSELY APPROXIMATING THE VARIATION IN VOLUME OF THE FLUID AS IT CHANGES FROM A VAPOR TO A LIQUID STATE IN ITS PASSAGE THROUGH THE TUBE.
Claim 2
Dependent Claim
164 words
A CONDENSER FOR TRANSFORMING A WORKING FLUID FROM A VAPOR TO A LIQUID STATE COMPRISING A CONDENSER TUBE HAVING AN INLET FOR THE VAPOR AND AN OUTLET FOR THE CONDENSED LIQUID, SAID TUBE BEING OF ELONGATED FORM WITH ITS LENGTH MANY TIMES ITS DIAMETER, AND A HOLLOW CORE WITHIN SAID TUBE CENTRALLY THEREOF FORMING WITH SAID TUBE AN ANNULUS FOR THE PASSAGE OF FLUID THERETHROUGH, SAID HOLLOW CORE BEING CLOSED AT BOTH THE INLET AND OUTLET ENDS OF SAID CONDENSER TUBE THE WALLS OF SAID CORE BEING PERFORATED SO AS TO EQUALIZE THE PRESSURE AT OPPOSITE ENDS OF ANY OBSTRUCTION WHICH MAY FORM IN THE ANNULUS BETWEEN THE CORE AND THE INNER SURFACE OF THE TUBE, SAID CORE DECREASING IN DIAMETER IN THE DIRECTION OPPOSITE TO THE DIRECTION OF FLOW OF THE FLUID THROUGH THE TUBE BY AN AMOUNT INVERSELY APPROXIMATING THE VARIATION IN VOLUME OF THE FLUID AS IT CHANGES FROM A VAPOR TO A LIQUID STATE IN ITS PASSAGE THROUGH THE TUBE.
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |