| 单词 | recirculating ball |
| 释义 | > as lemmasrecirculating ball recirculating ball n. Mechanics a ball bearing running in a closed ball race; chiefly attributive, designating a type of automative steering mechanism.A recirculating ball steering mechanism contains a worm gear that turns inside a toothed block with a threaded hole, the hole containing recirculating ball bearings to reduce friction and wear. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [adjective] > types of steering self-centring1909 finger-light1925 recirculating ballc1943 soggy1957 1940 Hillsboro (Ohio) Press-Gaz. 6 Dec. 11/1 (advt.) New recirculating ball-bearing steering gear.] c1943 A. F. Denham 20 Years' Progress Commerc. Motor Vehicles vii. 164 New steefring gear types..[include] the worm and sector on some trucks, cam and lever and twin-lever types which followed the worm-and-nut mechanisms, recirculating ball types, etc. 1980 Times 9 May 26/2 Instead of rack and pinion Toyota has decided to stick with recirculating ball steering. 1999 BBC Top Gear Mag. June 89/2 The steering is of the recirculating-ball variety (standard kit in traditional 4x4s). < as lemmas |
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