Title:
PROPULSIVE PROPELLER
Document Type and Number:
Japanese Patent JPS5418596
Kind Code:
A
Abstract:
PURPOSE: To enable to reduce the vibrating force occurred at the hull by the aclculation in advance by selecting irregulat angle by mounting a plurality sets of blade groups on the boss in a manner that the intervals between the blades of the groups become irregular angles by displacing them at their plase.
Inventors:
MANO MASAMI
YAMAGUCHI MASANOBU
YAMAGUCHI MASANOBU
Application Number:
JP8375777A
Publication Date:
February 10, 1979
Filing Date:
July 13, 1977
Export Citation:
Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND
International Classes:
B63H1/28; (IPC1-7): B63H1/28