. The boards are preferably checked or dovetailed and are arranged with a slight space between to allow for expansion of the wood. 10562/1913. DEVICES FOR USE IN CONTROLLING THE BULKHEAD DOORS ON SHIPS, ATLAS-WERKE AKT. GES. OF “AM TREIHAREN,”? BREMEN, GERMANY. Claim.—A device for use in… … individual to each door operating cylinder are connected to a four-way cock which is interposed between the two three-way cocks individual_ to that door. The plug levers of the three-way cocks are coupled to- gether to move in unison and the lever of the corresponding four-way cock is movable…
Shipbuilding -- Periodicals · Shipbuilding industry -- Periodicals
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