Title:
PROPELLER FOR SHIP PROPULSION MACHINE
Document Type and Number:
Japanese Patent JPH061293
Kind Code:
A
Abstract:
PURPOSE: To slow down back-trawling speed easily.
CONSTITUTION: A fitting sleeve 23 provided on the propeller 19 side is fitted to a propeller mounting spacer 31 provided on the propeller shaft 18 side, and the propeller 19 is held by a fixing nut 41 screwed with the end part of the propeller shaft 18. In this case, the fitting faces of the propeller mounting spacer 31 on the propeller shaft 18 side and fitting sleeve 23 on the propeller 19 side are formed into tapered faces.
Inventors:
HARADA HIROSHI
Application Number:
JP18287592A
Publication Date:
January 11, 1994
Filing Date:
June 18, 1992
Export Citation:
Assignee:
SANSHIN KOGYO KK
International Classes:
B63H20/00; B63H23/34; (IPC1-7): B63H23/34; B63H21/26
Attorney, Agent or Firm:
Shuji Shiokawa
Next Patent: 往復型ブレードを具えた動力のこぎり用のブレード