Title:
燃料遮断弁装置
Document Type and Number:
Japanese Patent JP3973205
Kind Code:
B2
Abstract:
A fuel blocking valve device includes a housing attached to a fuel tank of a vehicle and having a communication path between an inside and an outside of the fuel tank, a float valve for closing the communication path when fuel flows into the housing, and a two-way valve disposed above the float vale for opening and closing according to an inner pressure of the tank. The two-way valve opens and closes according to a difference between the inner pressure of the fuel tank and an atmospheric pressure. Further, the two-way valve includes a valve member for opening when the vehicle runs and vibrates. The valve member is formed of a spherical member and a cone shape valve seat for opening the communication path when the inner pressure of the fuel tank exceeds a predetermined high level.
Inventors:
Ken Kojima
Application Number:
JP2002229505A
Publication Date:
September 12, 2007
Filing Date:
August 07, 2002
Export Citation:
Assignee:
Nifco Co., Ltd.
International Classes:
F02M37/00; F16K17/19; F16K24/04
Domestic Patent References:
| JP10047184A | ||||
| JP8086257A | ||||
| JP7301353A | ||||
| JP2001329925A | ||||
| JP62161021U | ||||
| JP63079356U | ||||
| JP3287417A |
Foreign References:
| WO2002059512A1 | ||||
| US5623958 |
Attorney, Agent or Firm:
Hideki Yamamoto