JPH0296494U

JPH0296494U -

Info

Publication number: JPH0296494U
Application number: JP537289U
Authority: JP
Priority date: 1989-01-19
Filing date: 1989-01-19
Publication date: 1990-08-01

Description

[Brief explanation of the drawing]

第１図はこの考案の実施例の電動式燃料供給ポ
ンプの縦断面図、第２図は第１図のＡ−Ａ断面図
である。２……モータ・ハウジング、３……ブラシレス
・モータ、４……吸入側ポンプ・カバー、７……
モータ・シヤフト・ベアリング、８……タイミン
グ・ロータ・ベアリング、９……モータ・シヤフ
ト、１１……ロータ・マグネツト、１２……ロー
タ・カバー、１３……タイミング・ロータ、１８
……センサー・マグネツト、２５……燃料溝。 FIG. 1 is a longitudinal cross-sectional view of an electric fuel supply pump according to an embodiment of this invention, and FIG. 2 is a cross-sectional view taken along line A-A in FIG. 2...Motor housing, 3...Brushless motor, 4...Suction side pump cover, 7...
Motor shaft bearing, 8... Timing rotor bearing, 9... Motor shaft, 11... Rotor magnet, 12... Rotor cover, 13... Timing rotor, 18
...Sensor/magnet, 25...Fuel groove.

Claims

[Scope of utility model registration request]

An electric fuel supply pump that drives the pump with a coaxially coupled brushless motor and discharges the sucked fuel through the motor housing, the rotor of the brushless motor being attached to the motor shaft. a rotor magnet, a rotor cover attached to an end face of the rotor magnet on the pump side, and a rotor magnet;
It consists of a timing rotor attached to the opposite end face of the magnet, a sensor magnet attached to the end face of the timing rotor, a motor shaft bearing provided on the suction side pump cover, and a motor shaft bearing provided on the suction side pump cover; timing·
The timing rotor bearing is rotatably supported by a timing rotor bearing inserted between the outer periphery of the rotor and the inner periphery of the motor housing. Electric fuel supply pump with grooves.