Title:
容量計量式ポンプ装置
Document Type and Number:
Japanese Patent JP2009516805
Kind Code:
A
Abstract:
The volume-metering pump device comprises a pump member associated with a manifold member comprising a body containing a manifold chamber having ports providing connections with the pump member, with an admission duct connected to a feed vessel, and with a discharge duct, and in which a manifold control element is mounted to move along a longitudinal axis of the manifold chamber, the ports providing connections with the admission duct and with the discharge duct being disposed facing each other and being coaxial about the longitudinal axis of the manifold chamber on either side of the port providing a connection with the pump member, and being adjacent to seats facing towards the inside of the manifold chamber with which valve-member forming portions made at the ends of the manifold control element co-operate to enable one or the other of the ports to be closed.
Inventors:
Olivier, Peru
Robert, Claude
Robert, Claude
Application Number:
JP2008541784A
Publication Date:
April 23, 2009
Filing Date:
November 20, 2006
Export Citation:
Assignee:
Shellac group
International Classes:
F04B13/00; F04B53/00
Domestic Patent References:
| JPH08114178A | 1996-05-07 |
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tetsuro Shimada
Shinozaki Masami
Kazuyoshi Ohira
Yasushi Ohashi
Jun Tsuruta
Tetsuro Shimada
Shinozaki Masami
Kazuyoshi Ohira
Yasushi Ohashi