US 12,338,809 B2
Diaphragm compressor with an oblong shaped chamber
Joshua Andrew Adams, Collingswood, NJ (US); Alexander George Murashko, Jr., Webster, NY (US); and Leif Kappel Petersen, Lem St (DK)
Assigned to NEL HYDROGEN A/S, Herning (DK)
Appl. No. 15/573,255
Filed by Nel Hydrogen A/S, Herning (DK)
PCT Filed May 12, 2016, PCT No. PCT/DK2016/050127
§ 371(c)(1), (2) Date Nov. 10, 2017,
PCT Pub. No. WO2016/184468, PCT Pub. Date Nov. 24, 2016.
Claims priority of application No. PA 2015 70293 (DK), filed on May 19, 2015.
Prior Publication US 2018/0135616 A1, May 17, 2018
Int. Cl. F04B 43/00 (2006.01); B32B 15/01 (2006.01); F04B 39/12 (2006.01); F04B 45/053 (2006.01); F04B 45/10 (2006.01); F04B 53/08 (2006.01); F04B 53/10 (2006.01); F17C 13/00 (2006.01)
CPC F04B 43/009 (2013.01) [B32B 15/01 (2013.01); F04B 39/121 (2013.01); F04B 45/0533 (2013.01); F04B 45/10 (2013.01); F04B 53/08 (2013.01); F04B 53/10 (2013.01); F17C 13/002 (2013.01); F17C 2221/012 (2013.01); F17C 2227/0157 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A high pressure diaphragm compressor for pressurizing a gaseous fluid to a pressure in the range from 10 MPa to 200 MPa, the compressor comprising a compressor head having an oblong shaped chamber wherein ends of the chamber as viewed from above, have a super elliptic shape with concave corners and when viewed from a side, the chamber comprises adjoining convex and concave circular portions that converge and extend to the ends of the chamber.