Title:
PUSH-TYPE DISPENSER
Document Type and Number:
WIPO Patent Application WO/2012/001873
Kind Code:
A1
Abstract:
Provided is a push-type dispenser capable of sufficiently preventing dripping, although the structure of the dispenser is simple. Disclosed is push-type dispenser (100) provided with a cylinder (2), a piston (3) slidably movable in the cylinder (2), a stem (4) which moves the piston (3) upward, a pipe shaft (5) attached to be integral with the stem (4) to move the piston (3) downward, and a nozzle head (6) attached to the upper end of the pipe shaft (5), wherein liquid within the cylinder (2) is pressurized by the piston (3) to flow the liquid in the space (15) in the pipe shaft and to discharge the liquid from a nozzle port of the nozzle head (6), and wherein the stem (4) is provided with a sealing large diameter portion (23) for sealing between a space (12) in the cylinder and the space (15) in the pipe shaft in a step prior to raising the piston (3).
Inventors:
TADA, Atsushi (45-5, Kitasenzoku 2-chome Ota-k, Tokyo 62, 〒1450062, JP)
多田篤 (〒62 東京都大田区北千束２丁目４５番５号 Tokyo, 〒1450062, JP)
多田篤 (〒62 東京都大田区北千束２丁目４５番５号 Tokyo, 〒1450062, JP)
Application Number:
JP2011/002842
Publication Date:
January 05, 2012
Filing Date:
May 23, 2011
Export Citation:
Assignee:
CANYON CO., LTD. (28-3, Minamioi 3-chome Shinagawa-k, Tokyo 13, 〒1400013, JP)
キャニヨン株式会社 (〒13 東京都品川区南大井３－２８－３ Tokyo, 〒1400013, JP)
TADA, Atsushi (45-5, Kitasenzoku 2-chome Ota-k, Tokyo 62, 〒1450062, JP)
キャニヨン株式会社 (〒13 東京都品川区南大井３－２８－３ Tokyo, 〒1400013, JP)
TADA, Atsushi (45-5, Kitasenzoku 2-chome Ota-k, Tokyo 62, 〒1450062, JP)
International Classes:
B65D83/76; B65D47/34; B05B11/00
Attorney, Agent or Firm:
SHIRASAKI, Shinji (5F Mikado Bldg, 29-21 Takadanobaba 1-chome, Shinjuku-k, Tokyo 75, 〒1690075, JP)
Claims: