JPH0197082U - - Google Patents

Info

Publication number
JPH0197082U
JPH0197082U JP19468687U JP19468687U JPH0197082U JP H0197082 U JPH0197082 U JP H0197082U JP 19468687 U JP19468687 U JP 19468687U JP 19468687 U JP19468687 U JP 19468687U JP H0197082 U JPH0197082 U JP H0197082U
Authority
JP
Japan
Prior art keywords
cam ring
recess
axial groove
positioning hole
housing
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
Application number
JP19468687U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP19468687U priority Critical patent/JPH0197082U/ja
Publication of JPH0197082U publication Critical patent/JPH0197082U/ja
Pending legal-status Critical Current

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  • Rotary Pumps (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1〜4図は本考案に係るベーンポンプの一実
施例を示す図であり、第1図はその要部断面図、
第2図は第1図のA―A′矢視側面図、第3図は
第2図のB―B′断面図、第4図はその騒音レベ
ルを示す図、第5図は従来のベーンポンプのポン
プ軸を含む軸方向の要部の断面図である。 1……ポンプハウジング、5……凹部、6……
ベーン、7……ロータ、9……カムリング、20
……位置決め穴、21……半円形の軸方向溝、2
2……半円形の軸方向溝、23……スプリングピ
ン(係合部材)。
1 to 4 are diagrams showing one embodiment of the vane pump according to the present invention, and FIG. 1 is a sectional view of the main part thereof;
Figure 2 is a side view taken along the line A-A' in Figure 1, Figure 3 is a sectional view taken along line B-B' in Figure 2, Figure 4 is a diagram showing the noise level, and Figure 5 is a conventional vane pump. FIG. 2 is a cross-sectional view of the main part in the axial direction including the pump shaft. 1...Pump housing, 5...Recess, 6...
Vane, 7...Rotor, 9...Cam ring, 20
...Positioning hole, 21 ...Semicircular axial groove, 2
2... Semicircular axial groove, 23... Spring pin (engaging member).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端開口に凹部が形成されたハウジングと、ハ
ウジングの凹部に収納され、複数のベーンを放射
方向に出没自在に取り付けたロータを収容するカ
ムリングと、カムリングとともに前記凹部を画成
するカバープレートと、カムリングの開口端側外
周の軸対称2箇所に穿設された半円形の軸方向溝
と、ハウジングの凹部にカムリングの軸方向溝に
対応して穿設された半円形の軸方向溝と、を備え
、これら対応する二組の半円形の軸方向溝によつ
て円形の位置決め穴を形成したベーンポンプにお
いて、前記位置決め穴の内部にその外周部を常時
押圧するような所定の弾性力を有する係合部材を
設け、係合部材を位置決め穴に挿入することを特
徴とするベーンポンプ。
a cam ring that accommodates a rotor that is housed in the recess of the housing and has a plurality of vanes radially retractable; a cover plate that defines the recess together with the cam ring; A semicircular axial groove is formed in two axially symmetrical locations on the outer periphery of the opening end of the cam ring, and a semicircular axial groove is formed in the recess of the housing in correspondence with the axial groove of the cam ring. , a vane pump in which a circular positioning hole is formed by these two sets of corresponding semicircular axial grooves; A vane pump characterized in that the engagement member is inserted into the positioning hole.
JP19468687U 1987-12-21 1987-12-21 Pending JPH0197082U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19468687U JPH0197082U (en) 1987-12-21 1987-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19468687U JPH0197082U (en) 1987-12-21 1987-12-21

Publications (1)

Publication Number Publication Date
JPH0197082U true JPH0197082U (en) 1989-06-28

Family

ID=31485406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19468687U Pending JPH0197082U (en) 1987-12-21 1987-12-21

Country Status (1)

Country Link
JP (1) JPH0197082U (en)

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