Title:
【発明の名称】車両燃料タンク安全弁装置
Document Type and Number:
Japanese Patent JP3370255
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To ensure the air bleed of very small flow amount under a valve opening pressure or less or a long period without clogging. SOLUTION: A device has a first evaporation line extended from a fuel tank, negative pressure cutoff valve provided in a main evaporation line, and a safety valve 1 provided in the first evaporation line. A spring pressure of a spring 8 of the safety valve 1 is set higher than an opening pressure of the negative pressure cutoff valve, in a peripheral surface of a valve unit 6, a semicircular arc-shaped groove 7 is provided.
Inventors:
Minoru Kawasaki
Invited Imaeda
Chiaki
Yasunobu Endo
Tsuyoshi Cho
Invited Imaeda
Chiaki
Yasunobu Endo
Tsuyoshi Cho
Application Number:
JP15464697A
Publication Date:
January 27, 2003
Filing Date:
June 12, 1997
Export Citation:
Assignee:
Tokai Rubber Industry Co., Ltd.
Honda motor industry stock company
Honda motor industry stock company
International Classes:
B60K15/035; B65D88/12; F16K24/04; (IPC1-7): F16K24/04; B60K15/035
Domestic Patent References:
| JP6183271A | ||||
| JP8216707A | ||||
| JP8258577A | ||||
| JP9105363A | ||||
| JP5578751U | ||||
| JP5632109U | ||||
| JP3628563Y1 |
Attorney, Agent or Firm:
Yukihiko Saitou