Title:
VALVE GEAR
Document Type and Number:
Japanese Patent JP2022111436
Kind Code:
A
Abstract:
To provide a valve gear for effectively preventing an event that fuel entering into a valve chest when a valve is being opened in a state of a high pressure in a valve chest, or remaining is jetted out to a ventilation flow path side together with a gas in the valve chest 2.SOLUTION: A valve gear includes a partition wall 3 partitioning an upper part chamber 1 including a ventilation part 1a to the outside of a fuel tank T and a valve chest 2 formed below the upper part chamber 1, and a valve port part 3a formed therein to be opened/closed by a float body 4 stored in the valve chest 2 in an up-and-down movable manner, the valve chest 2 being formed with an inflow port 2a for fuel, and further includes a check valve 11 provided above the inflow port 2a and below the partition wall 3 for opening itself when a pressure in the valve chest 2 is higher than a pressure in the fuel tank T.SELECTED DRAWING: Figure 2
Inventors:
OKABAYASHI SHUNSUKE
Application Number:
JP2021006855A
Publication Date:
August 01, 2022
Filing Date:
January 20, 2021
Export Citation:
Assignee:
NIFCO INC
International Classes:
F02M37/00; F16K31/18
Attorney, Agent or Firm:
Nobuhiko Nakamura
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