EP 0250804 A1 19880107 - Water-intake construction for marine propulsion unit.
Title (en)
Water-intake construction for marine propulsion unit.
Title (de)
Wassereinlassvorrichtung für Schiffsantriebsanlage.
Title (fr)
Construction d'une prise d'eau pour unités de propulsion marine.
Publication
Application
Priority
JP 12466586 A 19860531
Abstract (en)
The present invention provides a water-intake construction for a marine propulsion unit, including a propulsion casing (16) having a portion which is inflated sidewards and in which a propeller shaft (18) is accomodated, suction inlet ports (25a) provided on both sides of said propulsion casing and each communicated with a water pump (24), and a nose cone (28) mounted on the front surface of said propulsion casing for regularizing water flows in the periphery of said propeller shaft accommodating portion, said marine propulsion unit being characterized in that a water intake passage having an inlet and outlets is provided in said nose cone in such an arrangement that the inlet (34) thereof is positioned at a level lower than that of said suction inlet ports and that the outlets thereof are positioned to face said suction inlet ports.
IPC 1-7
IPC 8 full level
B63H 20/28 (2006.01); B63H 20/00 (2006.01); B63H 21/38 (2006.01); F01P 3/20 (2006.01); F02B 61/04 (2006.01)
CPC (source: EP)
B63H 21/38 (2013.01); F01P 3/202 (2013.01); F02B 61/045 (2013.01)
Citation (search report)
- [X] US 1762957 A 19300610 - BUEHNER WILLIAM F A
- [A] US 2616386 A 19521104 - CARL KIEKHAEFER ELMER
- [XP] US 4636175 A 19870113 - FRAZZELL MICHAEL E [US], et al
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
EP 0250804 A1 19880107; EP 0250804 B1 19901010; DE 250804 T1 19880901; DE 3765468 D1 19901115; JP H0555355 B2 19930816; JP S62283097 A 19871208
DOCDB simple family (application)
EP 87106947 A 19870513; DE 3765468 T 19870513; DE 87106947 T 19870513; JP 12466586 A 19860531