| 单词 | running fit |
| 释义 | > as lemmasrunning fit running fit n. a fit which allows one part to rotate freely inside another. ΘΚΠ the world > space > extension in space > measurable spatial extent > [noun] > correspondence of size and shape > specific types of fit running fit1876 interference fit1919 1876 U.S. Patent 172,498 1/2 When the post c is fitted to the interval bore of the tube b it is made with what is known as a running fit—that is, so as to be readily slipped in and out of the tube without having any lateral play. 1908 S. H. Moore Mech. Engin. & Machine Shop Pract. vii. 184 Two formulas are given for running fits; one for close running fits, to be used in ordinary work.., and the other for free running fits, to be used for high-speeds, heavy pressures, rocker shafts, etc. 1953 W. H. Armstrong Mech. Inspection iv. 51 A running fit is one in which an allowance is made so that a shaft will be free to rotate in a bearing. 1990 W. A. Livesey GCSE Motor Vehicle Stud. iii. 36/1 As it is not possible to make the piston a running fit in the cylinder bore and a perfect gas-tight seal, piston rings are fitted. < as lemmas |
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