Title:
吸排気弁
Document Type and Number:
Japanese Patent JP4119912
Kind Code:
B2
Abstract:
To provide an intake/exhaust valve disposed in a vent tube leading to open air from the inside of a tank, the valve being capable of taking in open air even if an intake valve malfunctions with the result that the tank becomes an excessively vacuum state.
The intake/exhaust valve disposed in the vent tube E leading to open air from the inside of the tank and having an exhaust valve 3 and the intake valve 7 which maintain pressure in the tank at a constant range. In addition to the intake valve 7, the intake/exhaust valve includes an auxiliary intake valve 15 that takes in open air when pressure in the tank falls to a predetermined pressure or below.
COPYRIGHT: (C)2007,JPO&INPIT
Inventors:
Shinsuke Maeshiba
Application Number:
JP2005356744A
Publication Date:
July 16, 2008
Filing Date:
December 09, 2005
Export Citation:
Assignee:
Showa Kiki Kogyo Co., Ltd.
International Classes:
B65D90/32; B67D7/84; F16K1/44; F16K24/00
Domestic Patent References:
| JP57017777A | ||||
| JP54057627U |
Attorney, Agent or Firm:
Masu Kobori
Takato Tsutsumi
Takato Tsutsumi