Vessel having laterally offset propeller

Details Vessel having laterally offset propeller Vessel having laterally offset propeller

1987-06-22

1988-10-25

Peters, Jr., Joseph F.

Ships

Displacement-type hull

Screw propeller type

440 79, B63B 108

Patent

active

047795514

ABSTRACT:
A vessel equipped with a single screw, comprising a hull which is symmetrical with regard to a vertical center plane containing the center line of the hull, and a propeller shaft which is positioned laterally offset from the vertical center plane of the hull. The propeller shaft is positioned such that a ratio (d/D) is from 5 to 25%, where d represents a distance between the propeller shaft and the vertical center plane of the hull, and D represents the diameter of the propeller.

REFERENCES:
patent: 2162058 (1939-06-01), Brush
patent: 3014449 (1961-12-01), Nitzki et al.
patent: 3996877 (1976-12-01), Schneekluth
patent: 4363630 (1982-12-01), Di Vigano
patent: 4538537 (1985-09-01), Nonnecke
Ocean Engineering, vol. 10, No. 4, pp. 213-226, 1983 Fuel Saving by Asymmetric Afterbodies for Single-Screw Vessels.

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