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USD1046085S1 - Heat exchanger tube - Google Patents

Heat exchanger tube Download PDF

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Publication number
USD1046085S1
USD1046085S1 US29/812,659 US202129812659F USD1046085S US D1046085 S1 USD1046085 S1 US D1046085S1 US 202129812659 F US202129812659 F US 202129812659F US D1046085 S USD1046085 S US D1046085S
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US
United States
Prior art keywords
heat exchanger
exchanger tube
view
design
tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
US29/812,659
Inventor
Daniel E Parker
Advait Damle
Frank T. Morrison
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Baltimore Aircoil Co Inc
Original Assignee
Baltimore Aircoil Co Inc
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Application filed by Baltimore Aircoil Co Inc filed Critical Baltimore Aircoil Co Inc
Priority to US29/812,659 priority Critical patent/USD1046085S1/en
Assigned to BALTIMORE AIRCOIL COMPANY, INC. reassignment BALTIMORE AIRCOIL COMPANY, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: DAMLE, Advait, PARKER, Daniel E., MORRISON, FRANK T.
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Publication of USD1046085S1 publication Critical patent/USD1046085S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

FIG. 1 is a front perspective view of a heat exchanger tube in accordance with our new design;
FIG. 2 is a right side view thereof, the left side view being a mirror image thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The broken lines in the drawings illustrate portions of the heat exchanger tube that form no part of the claimed design.
The heat exchanger tube is shown with a symbolic break in its length. The break lines and the appearance of any portion of the heat exchanger tube between the break lines form no part of the claimed design.

Claims (1)

    CLAIM
  1. The ornamental design for a heat exchanger tube, as shown and described.
US29/812,659 2021-10-22 2021-10-22 Heat exchanger tube Active USD1046085S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/812,659 USD1046085S1 (en) 2021-10-22 2021-10-22 Heat exchanger tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/812,659 USD1046085S1 (en) 2021-10-22 2021-10-22 Heat exchanger tube

Publications (1)

Publication Number Publication Date
USD1046085S1 true USD1046085S1 (en) 2024-10-08

Family

ID=92931430

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/812,659 Active USD1046085S1 (en) 2021-10-22 2021-10-22 Heat exchanger tube

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Citations (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR578679A (en) 1923-06-06 1924-10-02 Pleated tube
US1617277A (en) 1924-04-10 1927-02-08 Schmidt Alfred Manufacture of pipe bends
GB271815A (en) 1926-05-29 1927-07-21 Fritz Vollmann Method and machine for bending pipes
US1786882A (en) 1926-11-08 1930-12-30 William B Whitsitt Superheater tube
GB347415A (en) 1930-03-20 1931-04-30 Allg Rohrleitung Ag Improvements in and relating to the bending of thick-walled pipes
US1958447A (en) 1931-10-31 1934-05-15 Power Piping Company Pipe bend and method and apparatus for making the same
US2012766A (en) 1932-11-29 1935-08-27 Firm Allg Rohrlcitung Ag Method of making sinuous bulges on pipes
US2054404A (en) 1935-03-13 1936-09-15 Fedders Mfg Co Inc Refrigeration apparatus
US2126235A (en) 1936-04-18 1938-08-09 Bundy Tubing Co Apparatus for tube bending
DE666681C (en) 1934-03-24 1938-11-03 Allg Rohrleitung Akt Ges Corrugated pipe elbow compensator
US2223015A (en) 1937-05-27 1940-11-26 Curtiss Wright Corp Tube-bending machine
US2310091A (en) 1942-01-09 1943-02-02 Francis M Kepler Machine for and method of bending tubing
US2357873A (en) 1942-10-19 1944-09-12 Pines Engineering Company Tube-bending machine
US2406838A (en) 1943-06-28 1946-09-03 Francis M Kepler Method of forming bent tubing
DE852629C (en) 1942-01-20 1952-10-16 Franz Seiffert & Co Ag Corrugated pipe and folded pipe bend
US2650636A (en) 1952-06-21 1953-09-01 Jr Harry C Jennings Apparatus for bending tubing
US2657020A (en) 1949-09-20 1953-10-27 Bell & Gossett Co Heat exchanger
US2667762A (en) 1951-04-26 1954-02-02 Borg Warner Condenser for refrigerating systems
US2746727A (en) 1953-06-11 1956-05-22 Jr Ralph W Earl Return bend heat exchanger and process for manufacture
US2757649A (en) 1952-09-09 1956-08-07 Babcock & Wilcox Co Fluid heater with guided convection elements
US3279535A (en) 1963-04-30 1966-10-18 Huet Andre Serpentine-shaped heat exchanger and process for its manufacture
US3346043A (en) 1964-09-03 1967-10-10 Sulzer Ag Heat exchanger pipe coil with support means
US3348402A (en) 1963-03-29 1967-10-24 Electrolux Ab Method of making coil for absorption refrigeration apparatus
US3408844A (en) 1966-04-12 1968-11-05 Masch Und Appbau Schkenditz V Apparatus for the production of bent, serpentine-shaped finned pipe registers from cross-rolled finned pipes
US3416351A (en) 1963-03-28 1968-12-17 Grinnell Corp Method and means for forming fittings
US3438238A (en) * 1965-06-01 1969-04-15 Jack Crowe Methods of shaping metal tubing and apparatus used therefor
US3456482A (en) 1966-10-03 1969-07-22 Teledyne Inc Method and apparatus for draw forming tubes and the like including mandrels therefor
US3472056A (en) 1966-11-25 1969-10-14 Walker Mfg Co Pipe bending apparatus and method of bending
US3675710A (en) 1971-03-08 1972-07-11 Roderick E Ristow High efficiency vapor condenser and method
US3724256A (en) 1970-08-20 1973-04-03 A Kroetch Tube bender and cutter
US3724756A (en) 1971-06-14 1973-04-03 M Maltenfort Wick support and storage means for non-spillable safety wick dispenser bottles
US4009601A (en) 1975-01-24 1977-03-01 K.K. Shimizu Seisakusho Method of and apparatus for bending a double pipe
US4446915A (en) * 1982-04-14 1984-05-08 The Trane Company Heat exchanger tube circuits
US4464923A (en) 1982-01-28 1984-08-14 Boggs Samuel D Method and apparatus for bending corrugated pipe
US4520867A (en) 1984-02-06 1985-06-04 General Motors Corporation Single inlet/outlet-tank U-shaped tube heat exchanger
USD284694S (en) 1984-06-19 1986-07-15 Taylor Shelton E Evaporator for an automotive air conditioner
USD284789S (en) 1983-11-18 1986-07-22 Taylor Shelton E Evaporator for an automotive air conditioner
US4638665A (en) 1985-10-03 1987-01-27 Full Vision, Inc. Tube bender
DE3537382A1 (en) 1985-10-21 1987-04-23 Egon Evertz Device for grinding semi-finished products
US4755331A (en) 1986-12-02 1988-07-05 Evapco, Inc. Evaporative heat exchanger with elliptical tube coil assembly
US4765168A (en) 1987-07-27 1988-08-23 Tools For Bending, Inc. Method and apparatus for bending tubing
GB2205260A (en) 1987-05-25 1988-12-07 Nihon Radiator Co Method of end device for bending pipes
JPS646746U (en) 1987-06-25 1989-01-13
US4877014A (en) 1988-01-19 1989-10-31 American Standard Inc. Tube arrangement for heat exchanger
US4995453A (en) 1989-07-05 1991-02-26 Signet Systems, Inc. Multiple tube diameter heat exchanger circuit
US5012767A (en) * 1989-10-03 1991-05-07 Leighton Industries, Inc. Heat exchanger tube spacers
US5142895A (en) 1989-05-15 1992-09-01 Amana Refrigeration, Inc. Method for bending tubes
US5222552A (en) 1989-05-15 1993-06-29 Amana Refrigeration, Inc. Tubular heat exchanger and method for bending tubes
US5540276A (en) 1995-01-12 1996-07-30 Brazeway, Inc. Finned tube heat exchanger and method of manufacture
US5799725A (en) 1993-09-17 1998-09-01 Evapco International, Inc. Heat exchanger coil assembly
US6101821A (en) 1998-05-22 2000-08-15 Evapco International, Inc. Ice thermal storage coil systems and methods
US6138746A (en) 1999-02-24 2000-10-31 Baltimore Aircoil Company, Inc. Cooling coil for a thermal storage tower
US6153029A (en) 1998-08-28 2000-11-28 Lin; Wei-Fu Producing of tapered bent tube
US6216486B1 (en) 1999-09-24 2001-04-17 Baltimore Aircoil Company, Inc. Ice storage coil arrangement
US6415615B1 (en) 2000-06-26 2002-07-09 Baltimore Aircoil Company, Inc. Ice thermal storage control
WO2002070162A1 (en) 2001-03-07 2002-09-12 Komatsu Ltd. Bending method and bending device for non-circular tube, structural member formed of non-circular tube, and structure using the structural member
US6574980B1 (en) 2000-09-22 2003-06-10 Baltimore Aircoil Company, Inc. Circuiting arrangement for a closed circuit cooling tower
US6644079B2 (en) 2001-12-21 2003-11-11 Burr Oak Tool And Gauge Company, Inc. Hairpin bender with leg length measurement and adjustment feature
US20040079522A1 (en) 1995-11-13 2004-04-29 Roger Paulman Folded, bent and re-expanded heat exchanger tube and assemblies
US20040104015A1 (en) 1998-12-04 2004-06-03 Beckett Gas, Inc. Heat exchanger tube with integral restricting and turbulating structure
US20040177948A1 (en) 2003-03-13 2004-09-16 Lg Electronics Inc. Heat exchanger and fabrication method thereof
US6820685B1 (en) 2004-02-26 2004-11-23 Baltimore Aircoil Company, Inc. Densified heat transfer tube bundle
US20040250422A1 (en) * 2003-06-16 2004-12-16 Carrier Corporation Coating of heat exchanger tubes
US20050160783A1 (en) 2004-01-22 2005-07-28 Chi-Mou Ni Method of making pre-formed tubular members
US20070221365A1 (en) 2006-03-24 2007-09-27 Evapco, Inc. U-shaped heat exchanger tube with a concavity formed into its return bend
US7296620B2 (en) 2006-03-31 2007-11-20 Evapco, Inc. Heat exchanger apparatus incorporating elliptically-shaped serpentine tube bodies
US7779898B2 (en) 2006-04-14 2010-08-24 Baltimore Aircoil Company, Inc. Heat transfer tube assembly with serpentine circuits
US8129036B2 (en) 2008-05-13 2012-03-06 Hamilton Sundstrand Space Systems International, Inc. High strength and high thermal conductivity heat transfer apparatus
US9255739B2 (en) 2013-03-15 2016-02-09 Baltimore Aircoil Company, Inc. Cooling tower with indirect heat exchanger
US9279619B2 (en) 2013-03-15 2016-03-08 Baltimore Aircoil Company Inc. Cooling tower with indirect heat exchanger
USD763417S1 (en) 2012-08-02 2016-08-09 Mitsubishi Electric Corporation Heat exchanger tube
US20160363388A1 (en) 2014-10-10 2016-12-15 Baltimore Aircoil Company, Inc. Heat exchange apparatus
US9534529B2 (en) 2007-07-11 2017-01-03 Hanon Systems Exhaust gas heat exchanger with an oscillation attenuated bundle of exchanger tubes
US20180023895A1 (en) * 2016-07-22 2018-01-25 Trane International Inc. Enhanced Tubular Heat Exchanger
US20180252433A1 (en) * 2017-03-03 2018-09-06 Trane International Inc. Reduced drag combustion pass in a tubular heat exchanger
JP6406746B2 (en) 2013-01-18 2018-10-17 東芝ライテック株式会社 lighting equipment
US10107506B2 (en) * 2013-04-03 2018-10-23 Trane International Inc. Heat exchanger with differentiated resistance flowpaths
US10145621B2 (en) 2012-02-17 2018-12-04 Hussmann Corporation Multi-zone circuiting for a plate-fin and continuous tube heat exchanger
US20190017753A1 (en) * 2017-07-17 2019-01-17 Beckett Gas, Inc. Heat exchanger tube
US10415892B2 (en) 2017-12-20 2019-09-17 Rheem Manufacturing Company Heat exchange tubes and tube assembly configurations
US20190368726A1 (en) * 2017-03-17 2019-12-05 Beckett Gas, Inc. Heat exchanger
US20200049431A1 (en) * 2018-08-09 2020-02-13 Saudi Arabian Oil Company Plugging a heat exchanger tube
US10563930B2 (en) 2016-01-12 2020-02-18 Hussmann Corporation Heat exchanger including coil end close-off cover
US10655918B2 (en) 2016-10-12 2020-05-19 Baltimore Aircoil Company, Inc. Indirect heat exchanger having circuit tubes with varying dimensions
US20200348085A1 (en) * 2018-01-26 2020-11-05 Noritz Corporation Round metal pipe, heat exchanger provided with same, pipe bender, and method for bend-processing round metal pipe
US11073344B2 (en) 2019-04-24 2021-07-27 Rheem Manufacturing Company Heat exchanger tubes
USD945579S1 (en) * 2017-12-20 2022-03-08 Rheem Manufacturing Company Heat exchanger tube with fins
US20220228817A1 (en) * 2021-01-18 2022-07-21 Baltimore Aircoil Company, Inc. Indirect Heat Exchanger Pressure Vessel with Controlled Wrinkle Bends
US11820067B2 (en) 2020-02-04 2023-11-21 Ka Group Ag Preformed thermoplastic tube including at least one bend

Patent Citations (92)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR578679A (en) 1923-06-06 1924-10-02 Pleated tube
US1617277A (en) 1924-04-10 1927-02-08 Schmidt Alfred Manufacture of pipe bends
GB271815A (en) 1926-05-29 1927-07-21 Fritz Vollmann Method and machine for bending pipes
US1786882A (en) 1926-11-08 1930-12-30 William B Whitsitt Superheater tube
GB347415A (en) 1930-03-20 1931-04-30 Allg Rohrleitung Ag Improvements in and relating to the bending of thick-walled pipes
US1958447A (en) 1931-10-31 1934-05-15 Power Piping Company Pipe bend and method and apparatus for making the same
US2012766A (en) 1932-11-29 1935-08-27 Firm Allg Rohrlcitung Ag Method of making sinuous bulges on pipes
DE666681C (en) 1934-03-24 1938-11-03 Allg Rohrleitung Akt Ges Corrugated pipe elbow compensator
US2054404A (en) 1935-03-13 1936-09-15 Fedders Mfg Co Inc Refrigeration apparatus
US2126235A (en) 1936-04-18 1938-08-09 Bundy Tubing Co Apparatus for tube bending
US2223015A (en) 1937-05-27 1940-11-26 Curtiss Wright Corp Tube-bending machine
US2310091A (en) 1942-01-09 1943-02-02 Francis M Kepler Machine for and method of bending tubing
DE852629C (en) 1942-01-20 1952-10-16 Franz Seiffert & Co Ag Corrugated pipe and folded pipe bend
US2357873A (en) 1942-10-19 1944-09-12 Pines Engineering Company Tube-bending machine
US2406838A (en) 1943-06-28 1946-09-03 Francis M Kepler Method of forming bent tubing
US2657020A (en) 1949-09-20 1953-10-27 Bell & Gossett Co Heat exchanger
US2667762A (en) 1951-04-26 1954-02-02 Borg Warner Condenser for refrigerating systems
US2650636A (en) 1952-06-21 1953-09-01 Jr Harry C Jennings Apparatus for bending tubing
US2757649A (en) 1952-09-09 1956-08-07 Babcock & Wilcox Co Fluid heater with guided convection elements
US2746727A (en) 1953-06-11 1956-05-22 Jr Ralph W Earl Return bend heat exchanger and process for manufacture
US3416351A (en) 1963-03-28 1968-12-17 Grinnell Corp Method and means for forming fittings
US3348402A (en) 1963-03-29 1967-10-24 Electrolux Ab Method of making coil for absorption refrigeration apparatus
DE1527244A1 (en) 1963-03-29 1969-08-21 Electrolux Ab Process for the production of a flat pipe coil, for example for evaporators and / or absorbers of an absorption cooling apparatus
US3279535A (en) 1963-04-30 1966-10-18 Huet Andre Serpentine-shaped heat exchanger and process for its manufacture
US3346043A (en) 1964-09-03 1967-10-10 Sulzer Ag Heat exchanger pipe coil with support means
US3438238A (en) * 1965-06-01 1969-04-15 Jack Crowe Methods of shaping metal tubing and apparatus used therefor
US3408844A (en) 1966-04-12 1968-11-05 Masch Und Appbau Schkenditz V Apparatus for the production of bent, serpentine-shaped finned pipe registers from cross-rolled finned pipes
US3456482A (en) 1966-10-03 1969-07-22 Teledyne Inc Method and apparatus for draw forming tubes and the like including mandrels therefor
US3472056A (en) 1966-11-25 1969-10-14 Walker Mfg Co Pipe bending apparatus and method of bending
US3724256A (en) 1970-08-20 1973-04-03 A Kroetch Tube bender and cutter
US3675710A (en) 1971-03-08 1972-07-11 Roderick E Ristow High efficiency vapor condenser and method
US3724756A (en) 1971-06-14 1973-04-03 M Maltenfort Wick support and storage means for non-spillable safety wick dispenser bottles
US4009601A (en) 1975-01-24 1977-03-01 K.K. Shimizu Seisakusho Method of and apparatus for bending a double pipe
US4464923A (en) 1982-01-28 1984-08-14 Boggs Samuel D Method and apparatus for bending corrugated pipe
US4446915A (en) * 1982-04-14 1984-05-08 The Trane Company Heat exchanger tube circuits
USD284789S (en) 1983-11-18 1986-07-22 Taylor Shelton E Evaporator for an automotive air conditioner
US4520867A (en) 1984-02-06 1985-06-04 General Motors Corporation Single inlet/outlet-tank U-shaped tube heat exchanger
USD284694S (en) 1984-06-19 1986-07-15 Taylor Shelton E Evaporator for an automotive air conditioner
US4638665A (en) 1985-10-03 1987-01-27 Full Vision, Inc. Tube bender
DE3537382A1 (en) 1985-10-21 1987-04-23 Egon Evertz Device for grinding semi-finished products
US4755331A (en) 1986-12-02 1988-07-05 Evapco, Inc. Evaporative heat exchanger with elliptical tube coil assembly
GB2205260A (en) 1987-05-25 1988-12-07 Nihon Radiator Co Method of end device for bending pipes
JPS646746U (en) 1987-06-25 1989-01-13
US4765168A (en) 1987-07-27 1988-08-23 Tools For Bending, Inc. Method and apparatus for bending tubing
US4877014A (en) 1988-01-19 1989-10-31 American Standard Inc. Tube arrangement for heat exchanger
US5142895A (en) 1989-05-15 1992-09-01 Amana Refrigeration, Inc. Method for bending tubes
US5222552A (en) 1989-05-15 1993-06-29 Amana Refrigeration, Inc. Tubular heat exchanger and method for bending tubes
US4995453A (en) 1989-07-05 1991-02-26 Signet Systems, Inc. Multiple tube diameter heat exchanger circuit
US5012767A (en) * 1989-10-03 1991-05-07 Leighton Industries, Inc. Heat exchanger tube spacers
US5799725A (en) 1993-09-17 1998-09-01 Evapco International, Inc. Heat exchanger coil assembly
US5540276A (en) 1995-01-12 1996-07-30 Brazeway, Inc. Finned tube heat exchanger and method of manufacture
US20040079522A1 (en) 1995-11-13 2004-04-29 Roger Paulman Folded, bent and re-expanded heat exchanger tube and assemblies
US6101821A (en) 1998-05-22 2000-08-15 Evapco International, Inc. Ice thermal storage coil systems and methods
US6153029A (en) 1998-08-28 2000-11-28 Lin; Wei-Fu Producing of tapered bent tube
US20040104015A1 (en) 1998-12-04 2004-06-03 Beckett Gas, Inc. Heat exchanger tube with integral restricting and turbulating structure
US6138746A (en) 1999-02-24 2000-10-31 Baltimore Aircoil Company, Inc. Cooling coil for a thermal storage tower
US6216486B1 (en) 1999-09-24 2001-04-17 Baltimore Aircoil Company, Inc. Ice storage coil arrangement
US6415615B1 (en) 2000-06-26 2002-07-09 Baltimore Aircoil Company, Inc. Ice thermal storage control
US6574980B1 (en) 2000-09-22 2003-06-10 Baltimore Aircoil Company, Inc. Circuiting arrangement for a closed circuit cooling tower
WO2002070162A1 (en) 2001-03-07 2002-09-12 Komatsu Ltd. Bending method and bending device for non-circular tube, structural member formed of non-circular tube, and structure using the structural member
US6644079B2 (en) 2001-12-21 2003-11-11 Burr Oak Tool And Gauge Company, Inc. Hairpin bender with leg length measurement and adjustment feature
US20040177948A1 (en) 2003-03-13 2004-09-16 Lg Electronics Inc. Heat exchanger and fabrication method thereof
US20040250422A1 (en) * 2003-06-16 2004-12-16 Carrier Corporation Coating of heat exchanger tubes
US20050160783A1 (en) 2004-01-22 2005-07-28 Chi-Mou Ni Method of making pre-formed tubular members
US6820685B1 (en) 2004-02-26 2004-11-23 Baltimore Aircoil Company, Inc. Densified heat transfer tube bundle
US20070221365A1 (en) 2006-03-24 2007-09-27 Evapco, Inc. U-shaped heat exchanger tube with a concavity formed into its return bend
US7296620B2 (en) 2006-03-31 2007-11-20 Evapco, Inc. Heat exchanger apparatus incorporating elliptically-shaped serpentine tube bodies
US7779898B2 (en) 2006-04-14 2010-08-24 Baltimore Aircoil Company, Inc. Heat transfer tube assembly with serpentine circuits
US9534529B2 (en) 2007-07-11 2017-01-03 Hanon Systems Exhaust gas heat exchanger with an oscillation attenuated bundle of exchanger tubes
US8129036B2 (en) 2008-05-13 2012-03-06 Hamilton Sundstrand Space Systems International, Inc. High strength and high thermal conductivity heat transfer apparatus
US10145621B2 (en) 2012-02-17 2018-12-04 Hussmann Corporation Multi-zone circuiting for a plate-fin and continuous tube heat exchanger
USD763417S1 (en) 2012-08-02 2016-08-09 Mitsubishi Electric Corporation Heat exchanger tube
JP6406746B2 (en) 2013-01-18 2018-10-17 東芝ライテック株式会社 lighting equipment
US9279619B2 (en) 2013-03-15 2016-03-08 Baltimore Aircoil Company Inc. Cooling tower with indirect heat exchanger
US9255739B2 (en) 2013-03-15 2016-02-09 Baltimore Aircoil Company, Inc. Cooling tower with indirect heat exchanger
US10107506B2 (en) * 2013-04-03 2018-10-23 Trane International Inc. Heat exchanger with differentiated resistance flowpaths
US20160363388A1 (en) 2014-10-10 2016-12-15 Baltimore Aircoil Company, Inc. Heat exchange apparatus
US10563930B2 (en) 2016-01-12 2020-02-18 Hussmann Corporation Heat exchanger including coil end close-off cover
US20180023895A1 (en) * 2016-07-22 2018-01-25 Trane International Inc. Enhanced Tubular Heat Exchanger
US10655918B2 (en) 2016-10-12 2020-05-19 Baltimore Aircoil Company, Inc. Indirect heat exchanger having circuit tubes with varying dimensions
US20180252433A1 (en) * 2017-03-03 2018-09-06 Trane International Inc. Reduced drag combustion pass in a tubular heat exchanger
US10401055B2 (en) * 2017-03-03 2019-09-03 Trane International Inc. Reduced drag combustion pass in a tubular heat exchanger
US20190368726A1 (en) * 2017-03-17 2019-12-05 Beckett Gas, Inc. Heat exchanger
US20190017753A1 (en) * 2017-07-17 2019-01-17 Beckett Gas, Inc. Heat exchanger tube
US10415892B2 (en) 2017-12-20 2019-09-17 Rheem Manufacturing Company Heat exchange tubes and tube assembly configurations
USD945579S1 (en) * 2017-12-20 2022-03-08 Rheem Manufacturing Company Heat exchanger tube with fins
USD960336S1 (en) * 2017-12-20 2022-08-09 Rheem Manufacturing Company Heat exchanger tube with fins
US20200348085A1 (en) * 2018-01-26 2020-11-05 Noritz Corporation Round metal pipe, heat exchanger provided with same, pipe bender, and method for bend-processing round metal pipe
US20200049431A1 (en) * 2018-08-09 2020-02-13 Saudi Arabian Oil Company Plugging a heat exchanger tube
US11073344B2 (en) 2019-04-24 2021-07-27 Rheem Manufacturing Company Heat exchanger tubes
US11820067B2 (en) 2020-02-04 2023-11-21 Ka Group Ag Preformed thermoplastic tube including at least one bend
US20220228817A1 (en) * 2021-01-18 2022-07-21 Baltimore Aircoil Company, Inc. Indirect Heat Exchanger Pressure Vessel with Controlled Wrinkle Bends

Non-Patent Citations (11)

* Cited by examiner, † Cited by third party
Title
Design U.S. Appl. No. 29/766,720, filed Jan. 18, 2021 entitled Indirect Heat Exchanger Tube Controlled Wrinkle Bend; 43 pages.
Huth Control Wrinkle Die Bending for Stainless.mpg, frame 5:53, announced in YouTube on May 17, 2012[online], [site visited Oct. 7, 2023], Available from the internet URL: https://www.youtube.com/watch?v=4LMKb0TGAgo&t=1s (Year: 2012). *
Kuboki, Takashi et al., A New Schedule-Free Mandrel-Less Bending Method for Straight/Pre-Shaped Long Tube; CIRP Annals Manufacturing Technology 62 (2013) pp. 303-306.
Non-Final Office Action from Design U.S. Appl. No. 29/766,720 dated Aug. 9, 2024; 5 pages.
Restriction Requirement from Design U.S. Appl. No. 29/766,720 dated May 7, 2024; 33 pages.
U.S. Appl. No. 17/576,061, filed Jan. 14, 2022 entitled Indirect Heat Exchanger Pressure Vessel with Controlled Wrinkle Bends; 90 pages.
U.S. Appl. No. 63/138,655, filed Jan. 18, 2021 entitled Indirect Heat Exchanger Pressure Vessel with Controlled Wrinkle Bends; 94 pages.
U.S. Appl. No. 63/270,953, filed Oct. 22, 2021 entitled Indirect Heat Exchanger Pressure Vessel with Controlled Wrinkle Bends; 100 pages.
University of Regina; Question and Answer regarding Arc Radius; publicly available before Jan. 18, 2021; 1 page.
Winton, George; Embracing the Wrinkle; from https://www.wintonmachine.com/embracing-the-wrinkle; publicly available before Jan. 18, 2021; 4 pages.
YouTube Video entitled "Pines Bender Serpentine Bends with controlled Wrinkles"; screen captures of video from https://www.youtube.com/watch?v=Sf4c0QYPKsU&feature=youtu.be; published Oct. 24, 2010.

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