作者: Jeremy F. Knopow , Andrew L. Banka , Paul J. Larson , Ernst K. Reiter , Steven Merrill Harrington
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摘要: Portable devices for dislodging and/or capturing particulate matter that has accumulated on various surfaces or structures are provided. The include a body segment and nose extending away therefrom. A high-pressure assembly generates airflow is directed to nozzle in the segment. From assembly, can be emitted from multiple nozzles as series of bursts discretely contact surface which being dislodged. configuration each nozzle, well overall arrangement positions all together, selected impart desired characteristics device, device may incorporate vacuum remove after such been