Original document(10 pages) Authorized document(7 pages) 中文版
    A new cutting method is published in this invention, the fluid cutting is carried out by injection of fluid of wall-attachment screw flow which is generated by leading-in of pressure fluid. A cutting unit presented in this method is comprised of a rotary and movable nozzle by which is generated wall-attachment screw flow, it has a ring groove of air nozzle through which is led in pressure fluid and a curved wall which is extended from the groove to nozzle. The cutting feature is improved greatly, the antiwear property of nozzle is best, when hard cutting grains are used, the dissemination in all fluid is smooth.
Application Number
90106653 Application Date
Title 名称 Cutting method and apparatus
Publication Number
1058741 Publication Date
Approval Pub. Date Granted Pub. Date 1995.06.14
International Classification 分类号 B24C1/00
Applicant(s) Name
Kiyoshi Horii
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人 LIU ZHIPING

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