It is one flat spring steel piece, the side outside nailing those who tighten solid shuttle carapace with snail.
是一片弹簧钢片，用螺钉紧固梭壳的外侧。
With snail clench solid is on lower shaft, with 2nr/min (N is embroider engine rotate speed) shuttle of rotate speed edge wears the annular slideway C that go up (oriented tine) high speed runs.
用螺钉紧固在下轴上，以2nr/min（n为绣花机转速）转速沿梭架上的环形导轨C（导向齿）高速运转。
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