Fuel cap provided with breather mechanism

摘要

FUEL CAP PROVIDED WITH BREATHER MECHANISM In a fuel cap provided with a breather mechanism, a cap (60) openably and closably covering a fuel filler (16a) of a fuel tank (16), the cap (60) including a breather passage (80) for communication between the inside and the outside of the fuel tank (16), the breather passage (80) is provided with a breather valve mechanism (120) and a resonator chamber (81) as a silencing mechanism, and the breather mechanism (120) is a valve having a spring (111) capable of retaining a pressure within the fuel tank (16) up to a predetermined pressure. (Co cco CC* c co co cco tor C -- - -- - -- - -- - -