Fuel injection pump for internal combustion engines

Details Fuel injection pump for internal combustion engines Fuel injection pump for internal combustion engines

Filed on

1981-02-25

Date issued

1984-02-14

Examiner

Feinberg, Craig R.

Patent Class

Internal-combustion engines

SubClass

Charge forming device

SubSubClass

Fuel injection system

Other Related Categories

123501, 123509, F02M 4102

Type

Patent

Status

active

Patent number

044309775

Description

ABSTRACT:
A fuel injection pump for internal combustion engines of the type having a plunger adapted to be reciprocatingly moved within a barrel to pressurize and deliver a fuel before the establishment of communication between a fuel relief bore formed in the wall of said barrel and a fuel pressurizing chamber, said plunger being adapted to be rotated relatively to said barrel to change the timing of establishment of said communication thereby to adjust the amount of the fuel delivered per stroke of said plunger.
Said fuel injection pump is provided with a plunger rotating member coupled to said plunger for rotation therewith.
Whereby said plunger can be rotated by merely rotating said plunger rotating member.

REFERENCES:
patent: 1740360 (1929-12-01), L'Orange
patent: 2935062 (1960-05-01), Aldinger et al.
patent: 4168689 (1979-09-01), Parr
patent: 4289105 (1981-09-01), Noraberg

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