PURPOSE:To provide an automatic regenerative filter-type dust collector capable of continuing operation even when congestion is caused in a crossfeed mechanism. CONSTITUTION:An air cylinder 104 for driving a crossfeed arm 102 for sending a filter unit 101 crosswise and a solenoid valve 103 for driving the cylinder 104 are provided, and a crossfeed arm restoration control means 4 is furnished to repeatedly send the control air for feed and return to the cylinder 104 through the solenoid valve 103 when the cylinder 104 malfunctions.
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