F28F 1/28

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Description

Class  F28F : DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION


Subclass 1/28: Tubular elements; Assemblies of tubular elements (specially adapted for movement F28F 5/00) Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses (crimped or corrugated elements F28F 1/06, F28F 1/08) the means being only outside the tubular element and extending transversely (F28F 1/38 takes precedence) the means being integral with the element (F28F 1/32 takes precedence) the element being built-up from finned sections

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12215876 Heat exchanger fin, heat exchanger, indoor unit and air conditionerMar 02, 20Feb 04, 25GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.; MIDEA GROUP CO., LTD.;
11835306 Finned tube heat exchangers and methods for manufacturing sameMar 03, 21Dec 05, 23Rheem Manufacturing Company
11317535 Computer cooling system and method of useOct 12, 17Apr 26, 22Chilldyne, Inc.
11226150 Defrosting device and refrigerator having the sameAug 01, 16Jan 18, 22LG Electronics Inc.
11199344 Heat exchanger and air-conditioning apparatusMar 11, 16Dec 14, 21Mitsubishi Electric Corporation
11085703 HeatsinkSep 02, 20Aug 10, 21FURUKAWA ELECTRIC CO., LTD.
11054186 Heat exchangerMar 24, 17Jul 06, 21Mitsubishi Electric Corporation
10996001 HeatsinkSep 01, 20May 04, 21FURUKAWA ELECTRIC CO., LTD.
10871320 Defroster and refrigerator having sameAug 24, 16Dec 22, 20LG Electronics Inc.
10306803 Water-cooling radiator unit and water-cooling module using sameApr 27, 18May 28, 19Asia Vital Components, Co. Ltd.
10295198 Two-section wooden enclosure for a hydronic baseboard finned tube heaterMar 24, 16May 21, 19Not available
10018423 Heat exchangerMar 03, 16Jul 10, 18Johnson Matthey Public Limited Company
9441890 Heat exchanger fin with corrugated portion and louversJan 10, 11Sep 13, 16LG ELECTRONICS INC.
9010141 Computer cooling system and method of useMar 02, 12Apr 21, 15Chilldyne, Inc.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0219,128 COVER FIN AND HEAT EXCHANGER UNIT INCLUDING THE SAMEDec 29, 23Jul 04, 24KYUNGDONG NAVIEN CO., LTD.
2024/0035,753 CONDENSER TUBE WITH NON-UNIFORM SURFACE ENHANCEMENTSAug 01, 23Feb 01, 24Not available
2018/0112,932 TUBE-FIN HEAT EXCHANGEROct 20, 16Apr 26, 18Not available

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Patents Issued To Date - By Filing Year

Average Time to Issuance