JPH0465977U

JPH0465977U -

Info

Publication number: JPH0465977U
Application number: JP10708290U
Authority: JP
Priority date: 1990-10-12
Filing date: 1990-10-12
Publication date: 1992-06-09

Description

[Brief explanation of the drawing]

第１図及び第２図は本考案の第１実施例を示す
図で、第１図ａはカバー本体の平面図、第１図ｂ
は第１図ａのｂ−ｂ断面図、第２図ａはプレート
の平面図、第２図ｂは第２図ａのｂ−ｂ断面図、
第３図は第２実施例を示す図で、第３図ａはカバ
ーの平面図、第３図ｂは第３図ａのｂ−ｂ断面図
、第４図及び第５図は第３実施例を示す図で、第
４図ａはカバー本体の平面図、第４図ｂは第４図
ａのｂ−ｂ断面図、第５図ａはプレートの断面図
、第５図ｂは第５図ａのｂ−ｂ矢視図、第５図ｃ
は第５図ａのｃ−ｃ矢視図、第６図及び第７図は
従来例を示す図で、第６図はベーンポンプの断面
図、第７図ａはカバーの平面図、第７図ｂは第７
図ａのｂ−ｂ断面図である。１……ボデイー、３……カバー、７……ロータ
、９……ベーン、１１……吸込穴通路、１０１…
…カバー本体、１０３……プレート。 1 and 2 are views showing the first embodiment of the present invention, FIG. 1a is a plan view of the cover body, and FIG. 1b is a plan view of the cover body.
is a sectional view taken along line bb in Figure 1a, Figure 2a is a plan view of the plate, Figure 2b is a sectional view taken along line bb in Figure 2a,
Figure 3 is a diagram showing the second embodiment, Figure 3a is a plan view of the cover, Figure 3b is a sectional view taken along line bb of Figure 3a, and Figures 4 and 5 are views of the third embodiment. FIG. 4a is a plan view of the cover body, FIG. 4b is a sectional view taken along line bb of FIG. 4a, FIG. 5a is a sectional view of the plate, and FIG. View from arrow bb in Figure a, Figure 5c
is a view taken along the line c-c in FIG. 5a, FIGS. 6 and 7 are views showing a conventional example, FIG. 6 is a sectional view of the vane pump, FIG. 7a is a plan view of the cover, and FIG. b is the seventh
It is a bb sectional view of figure a. 1...Body, 3...Cover, 7...Rotor, 9...Vane, 11...Suction hole passage, 101...
...Cover body, 103...Plate.

Claims

[Scope of utility model registration request]

A vane pump comprising a body, a cover fixed to the body and provided with a suction hole passage, and a rotor rotatably housed in the body and cover, fixed to a shaft, and provided with a plurality of vanes. In the above, the cover is composed of a cover body and a plate that abuts and is placed on the cover body from the body side, and by abutting and arranging the plate on the cover body, a suction hole passage of a desired shape is formed between the two. A vane pump characterized by forming a.