| 单词 | locking wheel |
| 释义 | > as lemmaslocking wheel locking wheel n. (a) a wheel with short notches round the edge designed so that inserting something into a notch stops the wheel from turning; (Clockmaking and Watchmaking) a locking plate (locking plate n. 2) or count-wheel; †(b) a mechanism for keeping a carriage stable when going over obstacles, consisting of a large pivoting iron ring fixed horizontally underneath the carriage body and bearing on the axle trees (obsolete rare). ΚΠ 1696 W. Derham Artific. Clock-maker i. 6 Besides these, there are the Pinion of Report..which driveth round the Locking-Wheel, called also the Count-Wheel. 1828 London Jrnl. Arts & Sci. 14 122 A circular horizontal locking wheel formed of iron, is affixed to the front part of the carriage. 1917 Official Gaz. (U.S. Patent Office) 6 Mar. 40/2 In a wheel plow..notched locking wheels on said shaft and sleeve. 1963 Pop. Mech. Sept. 163/1 The top of the block is recessed to accommodate a locking wheel which incorporates a screw to fit the camera's tripod socket. 1972 H. C. Kelly Clock Repairing as Hobby v. 54 The stop lever SL, accordingly, drops and engages the pin SP on the locking wheel and the striking ceases. < as lemmas |
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