|Object Name||Clock, Wall|
|Other Name||Zig Zag Convoy clock|
c.1940 Zig Zag Convoy
Movement for clock is 1999.15a
Controle timerclock and course clock invented during WWII. The purpose was to provide convoys with a pre selected steering program that would make it extremely difficult for enemy sumbarines to "home" in on a ships position and thus obtain a torpedo bearing. Was installed on a bridge and utalized a bell or buzzer signal system, which when sounded, notified the officer of the deck to change direction.
First model prototyped at US Naval Observatory in the later part of 1941.
Movement Diameter: 7
Case Height: 15
Case Width: 11
Case Depth: 4
|Maker||Conlan Electric Corporation|
|Place of Origin||New York, New York, USA|