公开(公告)号：US3870232A

公开(公告)日：1975-03-11

申请号：US35530673

申请日：1973-04-30

Applicant: AIR IND

Inventor： LACCHIA ADRIEN

IPC: B05B1/14 ,  B05B5/025 ,  B05B5/03 ,  B05B7/08 ,  B05B7/14 ,  B05B7/28 ,  B29C31/00 ,  B29C41/00 ,  B05B1/04 ,  B05B5/02 ,  B05B7/04

CPC classification number: B05B5/032 ,  B05B1/14 ,  B05B7/08 ,  B05B7/1486 ,  B05B7/28 ,  Y10T137/87603

Abstract: The invention relates to a nozzle for projecting powdered solid products intended for coating objects, of the kind comprising a device for shaping the incident mixture consisting of said powdered solid and its conveyor gas, into an outlet jet of substantially flat form, said nozzle essentially comprising a plurality of separate pipes passing at least partly through the nozzle in the direction of emission of the jet, and intended to be completely traversed by a specific portion of said jet, each of said separate pipes being provided with a suction device for said incident mixture, said suction devices being of the Venturi type, each comprising at least one conduit for injecting a flow of auxiliary gas into said pipes. Especially advantageous applications of the invention are found in the field of electrostatic powdercoating apparatus.

Abstract translation: 本发明涉及一种用于投射用于涂覆物体的粉末固体产品的喷嘴，其包括用于将由所述粉末状固体和其输送气体组成的入射混合物成形为基本平坦形式的出口射流的装置，所述喷嘴基本上包括 多个独立的管道，其沿喷射方向至少部分地穿过喷嘴，并且旨在由所述射流的特定部分完全穿过，每个所述分离的管道设置有用于所述入射混合物的抽吸装置 所述抽吸装置为文丘里型，每个包括用于将辅助气体流注入所述管道中的至少一个管道。