Nova Patents
AT260412T

Pump for generating pressure or negative pressure

Abstract

Is provided with a pressure or vacuum pump with a pump chamber, a pump cavity is provided with a high-pressure interface and a low pressure interface. More than two vane rotor angle (28 and 30) installed on the pump cavity (32) are parallel, a staggered relative shaft (20 and 22) and. The connected end surface of the transmission device, which is a shell cover of the other opposite side. The outer cover (34) is groove is a. The high interface (42) and low pressure interface (40) cover (34) to combine to form an integrated with the shell.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

18 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
29905249GermanyU
0002536European Patent Office (EPO)W

Members18

Family members, oldest first
DocumentOfficeKind
DE29905249U1GermanyU1
WO0057062A1World Intellectual Property Organization (WIPO)A1
AU3963500AAustraliaA
WO0057062B1World Intellectual Property Organization (WIPO)B1
EP1163450A1European Patent Office (EPO)A1
KR20020019892ARepublic of KoreaA
CN1365432AChinaA
JP2002540346AJapanA
HK1048844A1Hong Kong, ChinaA1
AU762304B2AustraliaB2
US2003133820A1United States of AmericaA1
EP1163450B1European Patent Office (EPO)B1
AT260412TThis recordAustriaT
ATE260412T1AustriaT1
DE50005415D1GermanyD1
US6729863B2United States of AmericaB2
KR100681804B1Republic of KoreaB1
CN1324239CChinaC