Nova Patents
AT277277T

Cascade for turbomachines

Abstract

Blade cascade arrangement for turbomachinery in axial construction with two positioned relative to each other firmly, a different number of blades in each constant blade pitch having Leitschaufelgittern and with an arranged between these blade grid. DOLLAR A The blades of the first Leitschaufelgitters have in a first partial area T1 of the grid sequentially on a same axial offset delta M, DOLLAR A of the axial offset delta M is selected depending on the blade number ratio Z1 / Z2 of the two guide blade so that it the effective flow cross-section at Z1> Z2 enlarged, reduced at Z1 <Z2, and DOLLAR a, the blades of the first Leitschaufelgitters have in a second partial area T2 of the grid sequentially in a rotation to delta M opposite to possibly changing Axial -DELTA n on.

Term

No projected expiry on record.

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

11 members in 5 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
10053361GermanyA

Members11

Family members, oldest first
DocumentOfficeKind
CA2360395A1CanadaA1
EP1201880A2European Patent Office (EPO)A2
US2002057966A1United States of AmericaA1
DE10053361C1GermanyC1
US6540478B2United States of AmericaB2
EP1201880A3European Patent Office (EPO)A3
EP1201880B1European Patent Office (EPO)B1
AT277277TThis recordAustriaT
ATE277277T1AustriaT1
DE50103734D1GermanyD1
CA2360395CCanadaC