Page 29: of Maritime Reporter Magazine (October 1993)
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Total Reliability with the Complete KOBELCO
Compact Seal System
Koeaco
KOBELCO's Net Protector
The Net Protector winds the nets or ropes between the protector and propeller blades, prevent- ing them from passing through the clearance between the rope guard and propeller boss.
KOBELCO's New 'Double Security1 COMPACT SEAL
During normal operation, the #3S sealing ring is kept in a no-load condition as the pressure between the #3/3S seal chamber and the stern tube is equalized using oil supplied from the stern tube gravity tank. If a leak occurs in the #3 sealing ring, the #3S sealing ring can immediately be engaged by to and from the #3/3S chamber.
Gravity Tank for Stern Tube
Double Security Compaci & Net Protector
Near Port (Harbor Speed)
The Port Anti-Pollution (P.A.P.) System to Prevent Any Oil Leakage, Especially in Harbors
When the shaft rotation has decreased under the rotation set by the control panel, solenoid valves (A) and (B) close, while valve (C) opens, and the oil level in the chamber between sealing ring #2 and #3 lowers to the level of (C) on the shaft line.
U.S.A. Exclusive Agent
Roland Marine Inc. 90 Broad Street, New York, NY 10004 U.S.A. TEL: 212-269-1075 TELEX: 222197 FAX: 212-943-4346
KOBE STEEL GROUP <•> KDBELCD MRRIHE EDGmEERMO CD..UD. 11F Shuwa Park Bldg., 2-4-1 Shibakoen, Minato-ku, Tokyo, 105 JAPAN TEL: 03-3459-4175-7 FAX: 03-3459-4189
Circle 212 on Reader Service Card