Only two different types and sizes of motors are employed to drive whole of machinery at locks; both are of totally enclosed type, with ring-oiled sleeve-type babbitted bearings; interlocking arrangements; electrically operated indicator showing water level at both ends of lock inside gates, and level outside lock at end nearest desk; color-light signals to indicate to ship's crew whether or not lock is ready to receive vessel. (Partly on Supp. plates)
Welland ship canal
Engineering
Engineering ; 131 , n 3396
1931
2 pages
230 Figs
Article (Journal)
English
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Engineering Index Backfile | 1918
|Engineering Index Backfile | 1932
|Engineering Index Backfile | 1931
Welland ship canal. The lock gates of the Welland ship canal
Engineering Index Backfile | 1928
|Engineering Index Backfile | 1930