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US3139926A Expired / Lapsed US ⏱️ 0.0 years remaining

Surface condenser

Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1960-11-28
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Granted: 1964-07-07
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Expires: 1980-11-28
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Abstract

No abstract record available.

Inventors

  • 👤 Tinker Townsend

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 02:07
CPC Classifications
F; F28; F28B; F28B1/00; F28B1/02; Y; Y10; Y10S; Y10S165/00; Y10S165/184; Y10S165/205; Y10S165/216

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 147 words
IN A SURFACE CONDENSER COMPRISING A BANK OF HORIZONTALLY EXTENDING WATER CIRCULATING TUBES, MEANS FOR INTRODUCING STEAM GENERALLY PERIPHERALLY TO SAID TUBE BANK FOR HEAT EXCHANGE CONTACT WITH SAID TUBES, AND HOTWELL MEANS BENEATH THE TUBE BANK FOR RECEIVING CONDENSATE THEREFROM, SAID TUBE BANK BEING DIVIDED INTO A PLURALITY OF SECTIONS, SAID SEVERAL SECTIONS BEING SPACED FROM ADJACENT SECTIONS BY SPACES EXTENDING GENERALLY RADIALLY WITH RESPECT TO THE TUBE BANK TO FORM GENERALLY SECTORAL SHAPED SECTIONS, SAID SECTIONS HAVING GENERALLY V-SHAPED PERIPHERAL INDENTATIONS TERMINATING WITHIN THE SAME AND DEVOID OF TUBES WHEREBY THE TUBES AT THE MARGINS OF SAID INDENTATIONS HAVE INITIAL CONTACT WITH STEAM ENTERING SAID INDENTATIONS, AND A SERIES OF SUPPORT PLATES SPACED LONGITUDINALLY ALONG SAID TUBES, SAID SUPPORT PLATES HAVING OPENINGS THEREIN IN LONGITUDINAL REGISTRY WITH SAID INDENTATIONS WHEREBY THE INDENTATIONS AND THE SUPPORT PLATE OPENINGS FORM SUBSTANTIALLY CONTINUOUS LONGITUDINAL STEAM DISTRIBUTION PASSAGE MEANS.
Claim 2
Dependent Claim 147 words
IN A SURFACE CONDENSER COMPRISING A BANK OF HORIZONTALLY EXTENDING WATER CIRCULATING TUBES, MEANS FOR INTRODUCING STEAM GENERALLY PERIPHERALLY TO SAID TUBE BANK FOR HEAT EXCHANGE CONTACT WITH SAID TUBES, AND HOTWELL MEANS BENEATH THE TUBE BANK FOR RECEIVING CONDENSATE THEREFROM, SAID TUBE BANK BEING DIVIDED INTO A PLURALITY OF SECTIONS, SAID SEVERAL SECTIONS BEING SPACED FROM ADJACENT SECTIONS BY SPACES EXTENDING GENERALLY RADIALLY WITH RESPECT TO THE TUBE BANK TO FORM GENERALLY SECTORAL SHAPED SECTIONS, SAID SECTIONS HAVING GENERALLY V-SHAPED PERIPHERAL INDENTATIONS TERMINATING WITHIN THE SAME AND DEVOID OF TUBES WHEREBY THE TUBES AT THE MARGINS OF SAID INDENTATIONS HAVE INITIAL CONTACT WITH STEAM ENTERING SAID INDENTATIONS, AND A SERIES OF SUPPORT PLATES SPACED LONGITUDINALLY ALONG SAID TUBES, SAID SUPPORT PLATES HAVING OPENINGS THEREIN IN LONGITUDINAL REGISTRY WITH SAID INDENTATIONS WHEREBY THE INDENTATIONS AND THE SUPPORT PLATE OPENINGS FORM SUBSTANTIALLY CONTINUOUS LONGITUDINAL STEAM DISTRIBUTION PASSAGE MEANS.

References Cited (Backward Citations)

US1776349A Cited
US1855231A Cited
US2344269A Cited
US2653799A Cited
US2830797A Cited
DE1053008B Cited
US2988335A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-07-07 1968-01-06 1968-07-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-07-07 1972-01-06 1972-07-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-07-07 1976-01-06 1976-07-07 $7700.00 Window Closed / Lapsed

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