Title:
低残留ポンプ、ディスペンサー及び詰め替えユニット
Document Type and Number:
Japanese Patent JP6311892
Kind Code:
B2
Abstract:
A foam pump including a housing and a piston that reciprocates within the housing is disclosed herein. The piston has a hollow portion and an orifice through the wall of the piston. A first seal located proximate the upper end of the piston provides a seal between the piston and the housing. A liquid inlet is located in the side wall of the housing at a point lower than the top of the piston. A one-way liquid inlet valve is located proximate the liquid inlet and a one-way liquid outlet valve is located prior to the liquid outlet. A charge chamber is defined at least in part by the liquid inlet valve, the liquid outlet valve, a wall of the piston and a wall of the housing.
Inventors:
McNulty, John J.
Kinlan, Robert El
Chavalera, Nick Yee
Zapka, Carrie Ann
Shoemaker, David J.
Kinlan, Robert El
Chavalera, Nick Yee
Zapka, Carrie Ann
Shoemaker, David J.
Application Number:
JP2015511685A
Publication Date:
April 18, 2018
Filing Date:
May 09, 2013
Export Citation:
Assignee:
GOJO Industries,Inc.
International Classes:
F04B13/00; B65D47/34; F04B9/14; F04B15/00; F04B19/06
Domestic Patent References:
| JP2005263324A | ||||
| JP2008537050A |
Foreign References:
| US20090294478 | ||||
| US20100102089 |
Attorney, Agent or Firm:
Yoshihisa Nagai
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