Title:
DEVICE FOR SUPPLYING AIR TO BAG BODY
Document Type and Number:
Japanese Patent JP2019052617
Kind Code:
A
Abstract:
To provide a device for supplying air to a bag body which achieves small operation sounds in a pump, can prevent the operation sound in the pump from leaking to the outside of the pump, and achieves excellent quietness.SOLUTION: A device for supplying air to a bag body includes: a pump P for supplying air to an airbag body B; and an electric motor M. The pump P includes: a suction hole part Pa for suctioning air; and a discharge hole part Pb for discharging air. The pump P includes multiple bowl-shaped diaphragm parts 51 for forming a pump chamber 59. Further, in the pump P, a suction side filter Fa, which achieves a dust-proof function for preventing entry of foreign objects and a sound deadening function for preventing leakage of operation sound in the pump to the outside, is disposed at the suction hole part Pa.SELECTED DRAWING: Figure 1
Inventors:
KAWASAKI SHUSAKU
Application Number:
JP2017178698A
Publication Date:
April 04, 2019
Filing Date:
September 19, 2017
Export Citation:
Assignee:
TADA PLASTIC KOGYO KK
International Classes:
F04B45/04; F04B39/00; F04B45/047
Domestic Patent References:
| JP2010007472A | 2010-01-14 | |||
| JP2010174685A | 2010-08-12 | |||
| JPS55146290A | 1980-11-14 | |||
| JP2012172577A | 2012-09-10 | |||
| JP2012241636A | 2012-12-10 | |||
| JP2009299871A | 2009-12-24 | |||
| JP2009257461A | 2009-11-05 |
Foreign References:
| CN204900208U | 2015-12-23 | |||
| CN203742957U | 2014-07-30 |
Attorney, Agent or Firm:
Takeshi Nakatani