Title:
BLASTING NOZZLE
Document Type and Number:
Japanese Patent JP2004351522
Kind Code:
A
Abstract:
To provide a light, low-cost and high-speed blasting nozzle allowing a worker long-time blasting work.
Inside diameter is extended to form a tapered shape from a terminal end of an inside throat part 2 toward tip of an outlet 3 at 0.5 - 1.5° of angle θ of divergence against the longitudinal direction of the nozzle, and the ratio of the length B from the terminal end of the throat part 2 to the tip of the outlet 3 to the diameter A of the throat part 2 (B/A) is 10 or more. The angle of divergence is desirably set at 1.0 - 1.3°, and the ratio (B/A) is desirably set at 15 - 25.
Inventors:
KOBAYASHI KAZUYUKI
NISHIMURA HIROTO
URANAKA MASAKI
NISHIMURA HIROTO
URANAKA MASAKI
Application Number:
JP2003148246A
Publication Date:
December 16, 2004
Filing Date:
May 26, 2003
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
B24C5/04; (IPC1-7): B24C5/04
Attorney, Agent or Firm:
Ichiro Honda