| 摘要 |
643,235. Circlips. SIMMONDS AEROCESSORIES (TREFOREST), Ltd. Aug. 9, 1948, No. 20933. [Class 89(ii)] [Also in Group XXII] A circlip comprises an annulus 10 of spring steel, phosphor bronze or like material with a series of curved prongs 11 extending axially and engaging a shaft &c. B with sufficient pressure to maintain the clip in place. The shaft may have a groove with an abrupt shoulder b<1>; in that case movement in that direction is prevented or the groove may be curved to permit movement in either direction.
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