Jet-type Patcher is a professional road repair equipment for pothole repairs, adopted diesel generator set as the injection power source, ROOTS air blower produces high-speed airflow, mixed the gravel and emulsified asphalt in the injection pipe to complete the repair process. The device can be used for asphalt pavement and cement pavement patching, with the characteristics of short repair time, simple construction process, good adhesion and long service life etc. It is the ideal equipment for pavement pothole reparations.