Title:
AIR PIPE FOR USE IN BLOWER DEVICE OR DUST COLLECTOR
Document Type and Number:
Japanese Patent JP2016160861
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an air pipe having at least two pipes fitted therein for injecting or sucking air to be used in a blower device or a dust collector, wherein the individual pipes can be telescopically connected even if the dimensional accuracies of the internal diameters of the pipes are not high.SOLUTION: An air pipe 30 comprises: an inner air pipe 41; an outer air pipe 42 fitting the outer circumference of one end side of the inner air pipe 41 axially movably on the inner circumference of the other end side; and a connection ring 43 for connecting one end side of the inner air pipe 41 and the other end side of the outer air pipe 42. The connection ring 43 includes: a first fitting part 43a fitted in an abutting state on the outer circumference of the inner air pipe 41; and a second fitting part 43b fitted in the abutting state on the outer circumference of the outer air pipe 42.SELECTED DRAWING: Figure 3
Inventors:
SHIBATA YOSHINORI
ISHIKAWA MOTONOBU
ISHIKAWA MOTONOBU
Application Number:
JP2015041565A
Publication Date:
September 05, 2016
Filing Date:
March 03, 2015
Export Citation:
Assignee:
MAKITA CORP
International Classes:
F04D29/46; F04B41/00; F04D25/08; F04D29/08
Attorney, Agent or Firm:
Teruichi Hase