| 单词 | lifting plate |
| 释义 | > as lemmaslifting plate lifting plate n. (see quot. 1888). ΚΠ 1888 Lockwood's Dict. Mech. Engin. 208 Lifting plates, plates of wrought or malleable cast iron furnished with holes both for rapping and screwing, and let into or screwed on the faces of patterns; and by which they are lifted from the sand, a lifting screw being inserted into the tapped hole in the plate. 1925 J. G. Horner Pattern Making (ed. 5) iii. 56 Screws..either twisted into the wood of the pattern or..fitting into corresponding tapped holes in the lifting plates attached to the pattern face, are used. < as lemmas |
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