单词 | slip ring |
释义 | > as lemmasslip ring slip ring n. Brit. , U.S. Electrical Engineering a ring of conducting material which is attached to and rotates with a shaft, so that electric current may be transferred to a stationary circuit through a fixed brush pressing against it; also attributive.ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > dynamo > [noun] > contact brush1883 contact brush1884 slip ring1896 collector ring1909 1896 S. P. Thompson Dynamo-electr. Machinery (ed. 4) iii. 35 There must..be sliding contacts to maintain the coils of the revolving field-magnet part in continuous metallic connexion with the auxiliary exciting circuit. In either case the appropriate device consists of a pair of slip rings, against each of which a brush presses. 1958 Times Rev. Industry Feb. 46/1 Automatic starting of slip-ring electric motors has always presented many problems. 1974 Physics Bull. May 204/2 Special emphasis is placed on the study of aluminium as a contact material in place of copper for sliprings and commutators. < as lemmas |
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