Title:
DEPRESSION HEAD OF LIQUID DISCHARGER
Document Type and Number:
Japanese Patent JP3457404
Kind Code:
B
Abstract:
PURPOSE: To prevent liquid from beering discharged by mischief by closing a discharge valve even if a child commonly pushes down the central part of the top face of a depression head in the depression head of a vertical pump type liquid discharger.
CONSTITUTION: The center part of a head upper than a stem-fitting cylinder 5 of the depression head of a liquid discharger is formed into a vertical hole 8 communicated with the hole of the stem-fitting cylinder. A sliding member 15 is fitted into the vertical hole so as to be freely moved upward and downward and so as not to be pulled out therefrom. A discharge valve seat 7 is provided on the inixer face of a stem-fitting cylinder hole 6 lower than the opening face of a nozzle 31. A valve hole 7a formed of the discharge valve seat 7 is closed by the base of the sliding member and also the outer circumference of a seal part 17 provided in the middle of the sliding member is water- tightly brought into contact with the inner circumferential face of the vertical hole. The depression head is provided so as to open a discharge valve 19 by depressing a second depression face 21 of the top face of the body head 2 of a head surrounding the vertical hole 8.
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Inventors:
Endo, Shuzo
Application Number:
JP1994000292064
Publication Date:
August 01, 2003
Filing Date:
October 31, 1994
Export Citation:
Assignee:
YOSHINO KOGYOSHO CO LTD
International Classes:
B05B9/03; B05B11/00; B05B9/03; B05B11/00; (IPC1-7): B05B11/00; B05B9/03