| 单词 | camming device |
| 释义 | > as lemmascamming device camming device n. (a) Mechanics a component that involves a camming action; (b) Mountaineering and Rock Climbing any of various devices inserted into a rock fissure for protection when climbing, in which downwards force exerted on one or more cams causes the device to grip the rock; spec. a device of this type consisting of several spring-loaded cams mounted on an axle or axles; = friend n. 10. ΚΠ 1911 U.S. Patent 1,011,997 3/1 In a cash register..springs holding the actuating devices in contact with the camming devices. 1978 Off Belay June 6/1 Friends are a rational development in a long line of camming devices... After five years of testing in Yosemite, they could now become the next generation of climbing protection. 1994 J. Cinnamon Climbing Rock & Ice vii. 90/2 A wonderful, innovative passive camming device, the Lowe Tricam works in flares too small for most spring-loaded cams. 2007 Climb Mag. May 20/2 A camming device thrown slightly too tightly into a crack in a moment of stress can ease the anxiety of the leader but may require two hands and a lot of effort to retrieve. 2014 Sustainable Materials & Technol. 1–2 38 (caption) Detail view of a pulley segment with a camming device. < as lemmas |
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