(19)
(11) EP 3 631 173 A1

(12)

(43) Date of publication:
08.04.2020 Bulletin 2020/15

(21) Application number: 18805266.6

(22) Date of filing: 24.05.2018
(51) International Patent Classification (IPC): 
F01K 23/10(2006.01)
F02C 6/08(2006.01)
F01K 25/08(2006.01)
F01K 13/02(2006.01)
(86) International application number:
PCT/US2018/034289
(87) International publication number:
WO 2018/217969 (29.11.2018 Gazette 2018/48)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 26.05.2017 US 201762511806 P

(71) Applicant: Echogen Power Systems LLC
Akron, Ohio 44308 (US)

(72) Inventors:
  • AVADHANULA, Vamshi Krishna
    Tallmadge Ohio 44278 (US)
  • HELD, Timothy J.
    Akron Ohio 44333 (US)
  • MILLER, Jason D.
    Hudson Ohio 44236 (US)
  • HART, Katherine L.
    Shaker Heights Ohio 44120 (US)

(74) Representative: Horler, Philip John 
Withers & Rogers LLP 4 More London Riverside
London SE1 2AU
London SE1 2AU (GB)

   


(54) SYSTEMS AND METHODS FOR CONTROLLING THE PRESSURE OF A WORKING FLUID AT AN INLET OF A PRESSURIZATION DEVICE OF A HEAT ENGINE SYSTEM