单词 | pitman-box |
释义 | > as lemmaspitman-box C1. General attributive in sense 2b, as pitman-box, pitman-head, pitman-press, pitman-strap, etc. ΚΠ 1856 N.-Y. Daily Times 29 Mar. 8/3 About 6 o'clock last evening, the mangled remains of a man named Joseph Ratt were found wedged in the ‘Pitman box’ of a powerful steam engine. 1875 E. H. Knight Pract. Dict. Mech. Pitman-box, the stirrup and brasses which embrace the wrist of the driving-wheel... Pitman-coupling, a means of connecting a pitman to the object which it drives... Pitman-head, the block or enlargement at the end of a pitman, at which point its connection is made to the object by which it is driven or which it drives. 1879 Lumberman's Gaz. 13 Aug. 8 The Lee Mill..came to a stop..by the breaking of the lower pitman strap and trunk to the gang. a1884 E. H. Knight Pract. Dict. Mech. Suppl. 686/2 Pitman Press, one working by pitman connection with a shaft, instead of eccentric or other equivalent. 1912 Coshocton Tribune 30 June 1/6 (advt.) We are headquarters for repairs for all makes of machines, guards, sections, knife-heads and pitman straps. 1948 A. W. Turner & E. J. Johnson Machines for Farm, Ranch, & Plantation xi. 410 Oil the pitman box and the lower end of the pitman rod frequently. 1958 Zanesville 5 Mar. 10/1 The invention is an improvement in pitman heads for mowing machines. < as lemmas |
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