US 11,885,279 B2
Monolithic heat-exchanger bodies
Joshua Tyler Mook, Cincinnati, OH (US); Kevin Michael VandeVoorde, Cincinnati, OH (US); Aigbedion Akwara, Cincinnati, OH (US); Michael Robert Notarnicola, Cincinnati, OH (US); Jason Joseph Bellardi, Fairfield, OH (US); Mohammed El Hacin Sennoun, West Chester, OH (US); Mohamed Osama, Garching (DE); Zachary William Nagel, Liberty Township, OH (US); and Victor Luis Marrero Ortiz, Cincinnati, OH (US)
Assigned to Hyliion Holdings Corp., Cedar Park, TX (US)
Filed by Hyliion Holdings Corp., Cedar Park, TX (US)
Filed on May 27, 2022, as Appl. No. 17/826,699.
Application 17/826,699 is a continuation of application No. 17/086,868, filed on Nov. 2, 2020, granted, now 11,346,302.
Application 17/086,868 is a continuation of application No. 16/878,773, filed on May 20, 2020, granted, now 10,830,174, issued on Nov. 10, 2020.
Claims priority of provisional application 62/850,692, filed on May 21, 2019.
Claims priority of provisional application 62/850,678, filed on May 21, 2019.
Claims priority of provisional application 62/850,623, filed on May 21, 2019.
Claims priority of provisional application 62/850,599, filed on May 21, 2019.
Claims priority of provisional application 62/850,701, filed on May 21, 2019.
Prior Publication US 2022/0290630 A1, Sep. 15, 2022
Int. Cl. F02G 1/055 (2006.01); F02G 1/04 (2006.01); F28F 7/02 (2006.01); F02G 1/044 (2006.01); B33Y 80/00 (2015.01); F28D 9/04 (2006.01); F28F 13/00 (2006.01); F28F 13/14 (2006.01); F02G 1/053 (2006.01); F02G 1/057 (2006.01); F02G 1/047 (2006.01); F02G 1/05 (2006.01); F23R 3/00 (2006.01); F02G 3/00 (2006.01); F02G 1/043 (2006.01); F28D 21/00 (2006.01)
CPC F02G 1/055 (2013.01) [B33Y 80/00 (2014.12); F02G 1/04 (2013.01); F02G 1/043 (2013.01); F02G 1/044 (2013.01); F02G 1/047 (2013.01); F02G 1/05 (2013.01); F02G 1/053 (2013.01); F02G 1/057 (2013.01); F02G 3/00 (2013.01); F23R 3/005 (2013.01); F28D 9/04 (2013.01); F28F 7/02 (2013.01); F28F 13/003 (2013.01); F28F 13/14 (2013.01); F02G 1/0435 (2013.01); F02G 2243/00 (2013.01); F02G 2244/00 (2013.01); F02G 2244/08 (2013.01); F02G 2244/50 (2013.01); F02G 2244/52 (2013.01); F02G 2250/00 (2013.01); F02G 2254/10 (2013.01); F02G 2254/18 (2013.01); F02G 2257/00 (2013.01); F02G 2258/10 (2013.01); F02G 2270/80 (2013.01); F02G 2280/10 (2013.01); F28D 2021/0026 (2013.01); F28F 2210/10 (2013.01); F28F 2250/04 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A monolithic heat exchanger body for inputting heat to a closed-cycle engine, the monolithic heat exchanger body comprising:
a plurality of heating walls configured and arranged in an array of spirals or spiral arcs relative to a longitudinal axis of an inlet plenum, wherein adjacent portions of the plurality of heating walls respectively define a corresponding plurality of heating fluid pathways fluidly communicating with the inlet plenum; and
a plurality of heat transfer regions, wherein respective ones of the plurality of heat transfer regions have a heat transfer relationship with a corresponding semiannular portion of the plurality of heating fluid pathways, wherein respective ones of the plurality of heating fluid pathways are concentrically adjacent to at least another one of the plurality of heating fluid pathways.