To provide a fuel pressure adjusting device which can integrally be formed with a fuel pump and adjusting fuel pressurized by the fuel pump to stable pressure, and a fuel supply device equipped therewith.
The fuel pressure adjusting device is provided with a cylindrical casing 66 arranged in a fuel pressure adjusting hole 62, a cylindrical valve seat 75 press-fitted coaxially with the casing 66 inside one end side of the casing 66 while having one end directed to a high pressure fuel passage 21, a sliding member 80A arranged in the casing 66 to be slidable with respect to the casing 66 while having a valve element pressing seat 82A directed to the valve seat 75, a valve element 88 arranged between the valve seat 75 and the valve element pressing seat 82A of the sliding member 80A, a spring 90 for energizing the valve element 88 in a direction in which the valve element is seated at the valve seat 75, a cylindrical part opening flow-in hole 81a making the inside and the outside of the sliding member 80A communicate wit each other, and a fuel flow passage 84 extended from an opening of the other end side of the valve seat 75 to the cylindrical part opening flow-in hole 81a.
NOSE SHINYA
ONISHI YOSHIHIKO
| JPH11351096A | 1999-12-21 | |||
| JP2001050174A | 2001-02-23 | |||
| JP2005024022A | 2005-01-27 |
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda