Title:
【発明の名称】ロ-タ装置
Document Type and Number:
Japanese Patent JPH0718322
Kind Code:
B2
Abstract:
The invention relates to a rotor device, preferably a boat propeller device. The propeller shaft drives, via a planetary gear system, two propellers in the rotational direction of the shaft and one propeller counter to the rotational direction of the shaft. The propellers are dimensioned so that they absorb approximately equal torques.
Inventors:
RENNARUTO HAABURANTO
HAINTSU PIHIRU
HAINTSU PIHIRU
Application Number:
JP12904184A
Publication Date:
March 01, 1995
Filing Date:
June 22, 1984
Export Citation:
Assignee:
VOLVO PENTA AB
International Classes:
B63H3/02; B63H5/08; B63H5/10; B64C11/48; F01D5/06; B64C27/10; B64D35/06; F03B11/00; F04D3/00; F04D19/02; (IPC1-7): F01D5/06; B63H5/10; B64C11/48; F04D19/02
Other References:
【文献】特公39008(JP,B1T)
Attorney, Agent or Firm:
Honda Kodaira (2 outside)
Next Patent: HEAT TREATMENT DEVICE