Global Patent Index - EP 0122726 B1

EP 0122726 B1 19860709 - FLUID CONTACTING SURFACES AND DEVICES INCORPORATING SUCH SURFACES

Title (en)

FLUID CONTACTING SURFACES AND DEVICES INCORPORATING SUCH SURFACES

Publication

EP 0122726 B1 19860709 (EN)

Application

EP 84301804 A 19840316

Priority

NZ 20360083 A 19830317

Abstract (en)

[origin: EP0122726A1] A means for forming a fluid-contacting surface on such as a stationary deflector or a blade (1), of a rotatable impeller or propeller, and any device incorporating or provided with such fluid-contacting surface, wherein said surface comprises at least part of the surface generated by a generating line (OP) extending radiallv from a point of origin (O), on a axis (Z), and rotated about said axis from said point and radial position so as to sweep through a decreasing

IPC 1-7

F04D 29/18; B63H 1/26

IPC 8 full level

B63H 1/12 (2006.01); B63H 1/26 (2006.01); B64C 11/18 (2006.01); F01D 5/14 (2006.01); F04D 29/18 (2006.01)

CPC (source: EP)

B63H 1/26 (2013.01); F04D 29/181 (2013.01)

Designated contracting state (EPC)

CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0122726 A1 19841024; EP 0122726 B1 19860709; AU 2557884 A 19840920; AU 571200 B2 19880414; CA 1229765 A 19871201; DE 3460275 D1 19860814; JP S59183001 A 19841018; MX 161273 A 19900827; NZ 203600 A 19870306; ZA 842009 B 19841031

DOCDB simple family (application)

EP 84301804 A 19840316; AU 2557884 A 19840314; CA 449675 A 19840315; DE 3460275 T 19840316; JP 4939384 A 19840316; MX 20071284 A 19840319; NZ 20360083 A 19830317; ZA 842009 A 19840319