the design of the automatic clearance adjusting device in the air, in the past, the automatic clearance adjusting device for sponge phenomenon to be occurred, and the normal operation is not a problem occurred.;therefore, in this research, the automatic clearance adjusting device (c), cylinder head (1), the oil drainage hole (3) and the working chamber (50) and a ball (7) and (9) and a wax, and cooling to form the embroidery thread (11).the operating chamber (5), the first film to the ball (13) and a compression spring (15) and a plunger (17) to the plunger (17) that can be in the shape of the lower end (19) of the formation, in the top (9) of the contact record on the projection (21) formed,,,automatic clearance adjusting device of the occurrence of the noise at the same time, to prevent the reverse flow to the normal operation of a design can be.
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