JPH0296498U - - Google Patents
Info
- Publication number
- JPH0296498U JPH0296498U JP537189U JP537189U JPH0296498U JP H0296498 U JPH0296498 U JP H0296498U JP 537189 U JP537189 U JP 537189U JP 537189 U JP537189 U JP 537189U JP H0296498 U JPH0296498 U JP H0296498U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- pump
- timing
- face
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 3
Landscapes
- Brushless Motors (AREA)
Description
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
、第３図ａは第１図の実施例のロータ単体の縦断
面図、第３図ｂは第３図ａのＢ−Ｂ断面図、第４
図及び第５図はそれぞれ別の実施例のロータ単体
の縦断面図、第６図はロータ・マグネツトの動バ
ランス量と自動車の室内騒音の関係を示すグラフ
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……クイミン
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。
Fig. 1 is a longitudinal sectional view of an electric fuel supply pump according to an embodiment of this invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, and Fig. 3a is a longitudinal sectional view of a single rotor according to the embodiment of Fig. 1. The top view, Figure 3b is the BB sectional view of Figure 3a, Figure 4
5 and 5 are longitudinal cross-sectional views of a single rotor according to another embodiment, respectively, and FIG. 6 is a graph showing the relationship between the dynamic balance of the rotor and magnet and the indoor noise of the automobile. 2...Motor housing, 3...Brushless motor, 4...Suction side pump cover, 7...
Motor shaft bearing, 8...Quiming rotor bearing, 9...Motor shaft, 11...Rotor magnet, 12...Rotor cover, 13...Timing rotor 18...
...sensor magnet.
Claims (1)
料供給ポンプであつて、前記ブラシレス・モータ
のロータは、モータ・シヤフトに取り付けられた
ロータ・マグネツトと、前記ロータ・マグネツト
のポンプ側端面部に取り付けられたロータ・カバ
ーと、前記ロータ・マグネツトの反対側端面部に
取り付けられたタイミング・ロータと、前記タイ
ミング・ロータの端面上に取り付けられたセンサ
ー・マグネツトとからなり、吸入側ポンプ・カバ
ーに設けられたモータ・シヤフト・ベアリングと
、前記タイミング・ロータの外周とモータ・ハウ
ジングの内周との間に挿入されたタイミング・ロ
ータ・ベアリングとで回転自在に支持された電動
式燃料供給ポンプ。 An electric fuel supply pump having a brushless motor coupled coaxially, the rotor of the brushless motor comprising a rotor magnet attached to a motor shaft and an end face of the rotor magnet on the pump side. The pump includes a rotor cover, a timing rotor attached to an end face opposite to the rotor magnet, and a sensor magnet attached to the end face of the timing rotor, and is provided on the suction side pump cover. An electric fuel supply pump rotatably supported by a motor shaft bearing and a timing rotor bearing inserted between an outer periphery of the timing rotor and an inner periphery of the motor housing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP537189U JPH0296498U (en) | 1989-01-19 | 1989-01-19 | |
| US07/454,448 US5053664A (en) | 1989-01-18 | 1989-12-21 | Motor-driven fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP537189U JPH0296498U (en) | 1989-01-19 | 1989-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296498U true JPH0296498U (en) | 1990-08-01 |
Family
ID=31208692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP537189U Pending JPH0296498U (en) | 1989-01-18 | 1989-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296498U (en) |
-
1989
- 1989-01-19 JP JP537189U patent/JPH0296498U/ja active Pending