EP 1812759 A1 20070801 - COMBINED PISTON-EXPANDER COMPRESSOR
Title (en)
COMBINED PISTON-EXPANDER COMPRESSOR
Title (de)
KOMBINIERTER KOLBEN-EXPANDER-VERDICHTER
Title (fr)
DISPOSITIF COMBINE D'EXPANSION-COMPRESSION A PISTONS
Publication
Application
Priority
- DE 2005001981 W 20051029
- DE 102004056298 A 20041118
Abstract (en)
[origin: WO2006053517A1] The invention concerns a combined piston-expander compressor comprising a plurality of pistons (3, 14) which are mechanically coupled together by a piston rod (4), as well as a main slide (6), an auxiliary slide (7) and a control valve (9) for control purposes, characterised in that the main slide (6) is formed from a plurality of slide elements that are not interconnected, two outer slide bodies (6a, 6b) being provided. Control pistons (6c) with control edges and simple slide elements (6d) are arranged in a row between the outer slide elements, in the form of a small piston (6a) and a large piston (6b), such that a differential pressure acting on the outer slide elements (6a, 6b) automatically and mechanically holds together the main slide (6).
IPC 8 full level
F25B 9/06 (2006.01); F04B 31/00 (2006.01); F25B 9/00 (2006.01)
CPC (source: EP US)
F04B 9/133 (2013.01 - EP US); F04B 31/00 (2013.01 - EP US); F04B 35/00 (2013.01 - EP US); F25B 9/06 (2013.01 - EP US); F25B 9/008 (2013.01 - EP US); F25B 2309/06 (2013.01 - EP US)
Citation (search report)
See references of WO 2006053517A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2006053517 A1 20060526; AT E449299 T1 20091215; DE 102004056298 A1 20060601; DE 102004056298 B4 20061005; DE 502005008560 D1 20091231; EP 1812759 A1 20070801; EP 1812759 B1 20091118; US 2009126562 A1 20090521; US 8220381 B2 20120717
DOCDB simple family (application)
DE 2005001981 W 20051029; AT 05815530 T 20051029; DE 102004056298 A 20041118; DE 502005008560 T 20051029; EP 05815530 A 20051029; US 71955705 A 20051029