A high-pressure fuel pump assembly (200) for use in an internal combustion engine is disclosed. The fuel pump assembly (200) comprises a pumping plunger (201) for pressurising fuel within a pump chamber (220) during a plunger pumping stroke, and being slid...

The clutch (1) has a clutch piece (2) comprising two-planes (4), and another coupling piece (3) comprising a clutch slot (5). The two-planes are partially engaged with the former clutch slot, and an inner side (19) of the clutch slot acts in a pressure reg...

A fuel injection pump comprising: a rotatable cam; a drive shaft (14) for transmitting a rotational force to said rotatable cam (17); at least two fuel pressure chambers (30) for pressurizing fuel; at least two pressure feed fuel passages (32, 33, 34, 62, ...

A low-pressure fuel supplying system (5), a fuel supply control system (6) and a high-pressure fuel discharging system (3) are independently provided as separate pieces, and the low-pressure fuel supplying system (5), the fuel supply control system (7) and...

A drive shaft (14) transmits rotational force to a cam (17) whose rotation reciprocates a plunger (20), pressurizing fuel in the fuel pressure chambers (30) and transmitting the pressurized fuel to a fuel discharge passage (32), fuel chamber (33) and accom...

A fuel injection pump, comprising a cam shaft (7) driving a plunger (4) and a feed pump (3) assembled therein for feeding fuel pressured by the plunger (4), wherein a flange part (52) projecting radially is provided on the cam shaft (7), an internal gear (...