Improvements in Fastenings for the Ceilings Lining & Decks of Iron or Steel Ships & Steamers
9850. Sweeting, F. J. April 29. Lining; deck plates.-Instead of an iron screw bolt in fastenings for the ceilings, linings, and decks of iron or steel ships and steamers, a bolt B of wood with a square head and saw kerf at the other end is em, ployed. A wedge C is driven into the bolt B to form a do...
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| Zusammenfassung: | 9850. Sweeting, F. J. April 29. Lining; deck plates.-Instead of an iron screw bolt in fastenings for the ceilings, linings, and decks of iron or steel ships and steamers, a bolt B of wood with a square head and saw kerf at the other end is em, ployed. A wedge C is driven into the bolt B to form a dovetail and prevent the planks from drawing over. When the ceiling or deck planks A have to be taken up, the wood bolts are bored out or their heads are cut off. |
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