Abstract: The invention relates to a mobile dust collector for use in association with mobile equipment. The dust collector is adapted to be mounted on a common platform with the mobile equipment. The dust collector includes a bottom portion and a top detachment portion. Duct means extend from the bottom portion to the equipment for capturing air over and around the equipment.

Abstract: The disclosure teaches a mobile dust collector which comprises a housing structure mounted on a trailer. The housing structure includes a filter chamber and a fan chamber. An opening in the side wall of the filter chamber communicates outside air with the filter chamber, and a plurality of filter bags disposed in the filter chamber make up the filter of the dust collector. A fan is disposed in the fan chamber, and the interior of the filter chamber is communicated with the fan. Wheels at the back of the trailer are adapted to rollingly support the trailer, and a removable support is disposed at the front end of the trailer for supporting the trailer when it is in a stationary condition. In operation, the housing structure stands in an upright position. Means are included for self erection of the housing structure.