| 单词 | selsyn motor |
| 释义 | > as lemmasselsyn motor A kind of electric motor closely resembling a magslip and employed similarly in pairs in order esp. to transmit and receive information about the position or motion of mechanical equipment. Also selsyn motor. Formerly a proprietary term in the U.S. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > motor > [noun] > electric electromotor1879 electric locomotive1880 shunt motor1883 shunt machine1888 repulsion motor1891 rotary converter1891 induction motor1897 traction motor1900 selsyn1926 torque motor1926 synchro1943 magslip1947 1926 Official Gaz. (U.S. Patent Office) 27 Apr. 802/1 General Electric Company, Shenectady, N.Y... Selsyn... Electrical apparatus for transmitting and receiving motion. Claims use since April, 1921. 1930 Gen. Electr. Rev. July 378/2 A distinct possibility exists in the application of Selsyn motors to remote control. 1945 Rev. Sci. Instruments 16 132/2 The Central Scientific Company announces the availability of a limited supply of a.c. Selsyn motors. 1948 Electronic Engin. 20 17 A recorder..was modified..by removing the motor and replacing it by a gear train driven by a selsyn. 1962 J. Bell in G. A. T. Burdett Automatic Control Handbk. iv. 11 In the German Navy of the 1914–18 war an early form of a.c. synchronous transmission was used; this was copied by U.S.A. in the G.E. ‘Selsyns’, the forerunners of the present U.S.A. synchros. 1967 M. Healey Princ. Automatic Control xiv. 261 Some confusion existed over terminology, but military specifications have led to standardisation of sizes, voltages, frequencies, etc., so that older units such as Selsyns and Magslips are similar in principle but different in size. < as lemmas |
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