Global Patent Index - EP 1073845 A1

EP 1073845 A1 20010207 - POSITIVE DISPLACEMENT MACHINE

Title (en)

POSITIVE DISPLACEMENT MACHINE

Title (de)

VERDRÄNGERMASCHINE

Title (fr)

MACHINE VOLUMETRIQUE

Publication

EP 1073845 A1 (DE)

Application

EP 99910073 A

Priority

  • EP 99910073 A
  • CH 9900137 W
  • EP 98810350 A

Abstract (en)

[origin: EP0952351A1] The displacement pump has a casing (1) containing a working cavity (2) bounded by two end walls (3,4) and a jacket (5). The pump rotor or rotors is/are at least partly inside the working cavity. The bearing or bearings within the working cavity are accessible, and are in the form of rolling bearings of ceramic material, for which no lubricant is required.

IPC 1-7

F04C 18/16; F04C 18/08

IPC 8 full level

F01C 21/02 (2006.01); F04C 18/08 (2006.01); F04C 18/16 (2006.01)

CPC (source: EP)

F01C 21/02 (2013.01); F04C 18/086 (2013.01); F04C 18/16 (2013.01); F04C 2220/12 (2013.01)

Citation (search report)

See references of WO 9954627A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0952351 A1 19991027; AT 220448 T 20020715; AU 2918999 A 19991108; CA 2328718 A1 19991028; CA 2328718 C 20080219; CN 1095040 C 20021127; CN 1298474 A 20010606; DE 59901994 D1 20020814; DK 1073845 T3 20020923; EP 1073845 A1 20010207; EP 1073845 B1 20020710; ES 2182495 T3 20030301; HK 1037020 A1 20030801; JP 2002512345 A 20020423; KR 100681477 B1 20070209; KR 20010042719 A 20010525; PT 1073845 E 20021129; SI 1073845 T1 20021031; US 6354823 B1 20020312; WO 9954627 A1 19991028

DOCDB simple family (application)

EP 98810350 A 19980421; AT 99910073 T 19990401; AU 2918999 A 19990401; CA 2328718 A 19990401; CH 9900137 W 19990401; CN 99805268 A 19990401; DE 59901994 T 19990401; DK 99910073 T 19990401; EP 99910073 A 19990401; ES 99910073 T 19990401; HK 01107812 A 20011107; JP 2000544941 A 19990401; KR 20007011441 A 20001014; PT 99910073 T 19990401; SI 9930095 T 19990401; US 64788600 A 20001006