Title:
METERING PUMP DISPENSER
Document Type and Number:
Japanese Patent JP2004293551
Kind Code:
A
Abstract:
To allow accurate metering of a feeding amount of medium to be pressure-fed.
A displacement piston 40 is closed at a lower end thereof, and at least one flow opening thereof is disposed in an upper end area of a pump chamber 32. The flow opening connects the pump chamber 32 with an outlet valve 55.
Inventors:
GUENTHER AUER
Application Number:
JP2004083542A
Publication Date:
October 21, 2004
Filing Date:
March 22, 2004
Export Citation:
Assignee:
MEGAPLAST GMBH & CO KG
International Classes:
B05B11/00; F04B9/14; F04B13/02; F04B43/08; (IPC1-7): F04B13/02; F04B43/08
Domestic Patent References:
JPH0642448A | 1994-02-15 | |||
JPS6470162A | 1989-03-15 | |||
JPH1061544A | 1998-03-03 | |||
JPH09501352A | 1997-02-10 |
Foreign References:
US5042694A | 1991-08-27 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel