Title:
車輛用燃料供給バルブ
Document Type and Number:
Japanese Patent JP4467134
Kind Code:
B2
Abstract:
A refueling valve for a motor vehicle includes a body connected to the upper wall of a fuel tank in vertical depending relationship thereon and the body has a body top or cover with a vapor exit passage adapted to be connected to a fuel vapor storage canister, a baffle is connected to the valve body intermediate the ends thereof to form a fuel space and a vapor space; the body includes a portion depending from the cover that has a vapor exit port communicating with the vapor space and wherein the vent exit port has a valve seat closed by a valve mounted on one end of a connecting rod that has its opposite end connected to a float within the fuel space and wherein the vapor exit port remains open until the fuel tank is filled and/or fuel slosh in the tank raises the float to close the valve; the connecting rod is directed through a port in the baffle to provide for vapor exhaust across the baffle during tank fill and to restrict fuel bypass into the vapor space during fuel slosh within the tank. In one embodiment a baffle is a transverse wall and in another embodiment the baffle is an inverted cone having a center vapor relief port therein and a peripheral wall formed with fuel return openings.
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Inventors:
Trevor El Engine
Application Number:
JP2000126788A
Publication Date:
May 26, 2010
Filing Date:
April 27, 2000
Export Citation:
Assignee:
Energy Automotive Systems Research (Societe Anonym)
International Classes:
B60K15/077; B60K15/035; F02M37/00; F02M25/08; F16K24/00; F16K31/24
Domestic Patent References:
| JP7257205A | ||||
| JP2535848Y2 | ||||
| JP3109132A | ||||
| JP11037008A | ||||
| JP58102715U |
Attorney, Agent or Firm:
Kazuo Shamoto
Shinjiro Ono
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Yamazaki Kosaku
Shinjiro Ono
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Yamazaki Kosaku