单词 | snap-actioned |
释义 | > as lemmassnap-actioned snap action n. Brit. /ˈsnap ˌakʃn/ , U.S. /ˈsnæp ˌækʃ(ə)n/ used attributively as snap action gun (see quot. a1884); also to designate switches and relays that make and break contact rapidly, independently of the speed of the actuating mechanism; so snap-actioned adj.ΘΚΠ society > occupation and work > equipment > machine > parts of machines > control(s) > [adjective] > types of switch snap action1875 society > armed hostility > military equipment > weapon > device for discharging missiles > firearm > small-arm > [noun] > other small arms long gun1530 currier1558 crabut1626 long arm1675 bullet-guna1701 hand cannon1752 wall-gun1812 walking-stick gun1823 shoulder gun1824 safety gun1825 gas gun1856 self-cocker1857 bolt action1871 snap action gun1875 saddle gun1886 multibarrel1899 dane gun1900 clip-loader1901 pump-action1923 sleeve gun1944 laser gun1961 phaser1966 magnum1970 1875 ‘Stonehenge’ Man. Brit. Rural Sports (ed. 12) i. i. ii. 26 Patents for slight modifications of this snap-actioned ‘central fire’. 1882 Worcs. Exhib. Catal. iii. 56 Top lever snap action gun. a1884 E. H. Knight Pract. Dict. Mech. Suppl. 826 Snap Action, as distinguished from a lever gun; one which as the hinged barrel closes is fastened by a spring catch. 1951 Chambers's Jrnl. Oct. 639/2 A snap-action switch..cuts out the power supply at short and timed intervals. 1962 Newnes Conc. Encycl. Electr. Engin. 726/1 Many rotary switches are manufactured for d.c. operation with snap-action mechanisms. 1977 R. W. Smeaton Switchgear & Control Handbk. iii. 4 Snap-action contacts reduce the arcing time. < as lemmas |
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