CONTAINER VALVE

WIPO Patent Application WO/2020/067185

A1

[Problem] To discharge a fluid with which the inside of a fluid storage container has been filled, stably and with a desired flow rate. [Solution] A container valve 10 has configured therein a flow passage 40 which provides communication from a container attachment portion 12 attached to a fluid storage container to an outlet 13, and which is provided, in an intermediate part thereof, with a valve chamber 412 accommodating an open/closed valve 36; a portion of the flow passage 40 from an end portion of the container attachment portion to a bottom surface of the valve chamber 412 is set to be a primary-side flow passage 42, and a portion thereof from an inside surface 416 of the valve chamber 412 to an outlet end portion is set to be a secondary-side flow passage 43; a discharge promoting groove 46 which promotes discharge of the fluid from a valve chamber inner space A to a sideways opening portion 43a is formed in an outer circumferential portion 415a of a bottom surface 415 of the valve chamber 412, continuous in the circumferential direction with a part corresponding to the sideways opening portion 43a; and a bottom surface 43b of the secondary-side flow passage 43 is configured to be positioned lower than a bottom surface 46b of the discharge promoting groove 46.

ICHITSUBO ATSUSHI (JP)
TAKEDA MASARU (JP)
OKADA SHINJI (JP)
MIYAZAKI KOJI (JP)

PCT/JP2019/037646

April 02, 2020

September 25, 2019

Click for automatic bibliography generation  

NERIKI VALVE CO LTD (JP)

F16K27/02; F17C13/04; F16K1/02; F16K31/50; F16K41/12

WO2018037993A1

2018-03-01

JP2001173801A	2001-06-29
DE102009033711A1	2011-01-27
JP2005188672A	2005-07-14
JPS6275285U	1987-05-14

NAGATA Motoaki et al. (JP)

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