Title:
FUEL SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2022018488
Kind Code:
A
Abstract:
To provide a fuel supply device serving as a reservoir for reducing the leakage of fuel to the outside via an atmosphere communication passage due to vibration applied thereto.SOLUTION: A fuel supply device 1A including a housing 2 which is arranged in the middle of a fuel supply path ranging from a fuel tank to an engine, which consists of a housing body 2A forming a fuel storage tank 2a serving as a reservoir tank, and a lid body 3A covering an opening part of the housing body 2A, and in which there are provided a fuel pump 20 for forcibly feeding fuel, a regulator for regulating the pressure of the fuel to return extra fuel to the fuel storage tank 2a, and an atmosphere communication passage 35 formed passing through from a bottom face side of the lid body 3A to an upper face side to communicate an upper space of the fuel storage tank 2a with the outside, supplies the fuel regulated to a predetermined pressure to the engine. The atmosphere communication passage 35 is arranged so that the center lines of a vertical inlet side passage 35a and a vertical outlet side passage 35b are each shifted a predetermined distance to the horizontal direction to cause an intermediate portion to be bent.SELECTED DRAWING: Figure 1
Inventors:
SUEMATSU YUKITOMO
Application Number:
JP2020121617A
Publication Date:
January 27, 2022
Filing Date:
July 15, 2020
Export Citation:
Assignee:
NIKKI CO LTD
International Classes:
F02M37/00; F02M37/04
Attorney, Agent or Firm:
Kyoko Hashimoto
Katsuhiko Hashimoto
Katsuhiko Hashimoto