JPH0197085U - - Google Patents

Info

Publication number
JPH0197085U
JPH0197085U JP19246287U JP19246287U JPH0197085U JP H0197085 U JPH0197085 U JP H0197085U JP 19246287 U JP19246287 U JP 19246287U JP 19246287 U JP19246287 U JP 19246287U JP H0197085 U JPH0197085 U JP H0197085U
Authority
JP
Japan
Prior art keywords
housing
fixed
bushing
rotor
cover plate
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
JP19246287U
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 JP19246287U priority Critical patent/JPH0197085U/ja
Publication of JPH0197085U publication Critical patent/JPH0197085U/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第1
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―矢視断面図、第3図は
その周波数に対する騒音レベルの特性を示す図、
第4図はその回転数に対する従来例と第1実施例
との騒音レベルの特性を示す図、第5図は本考案
の第2実施例を示すそのベーンポンプの要部断面
図である。 1……ベーンポンプ、2……ハウジング、9…
…ロータ、10……ドライブシヤフト、10a…
…後端部(一端側)、10b……中間部、10c
……前端部(他端側)、11……カムリング、1
5……カバープレート、17……リアブツシユ(
第1のブツシユ)、19……第2のブツシユ、2
0……弾性部材、31……フローテイングブツシ
ユ、33……リング。
Figures 1 to 4 show the first vane pump according to the present invention.
FIG. 1 is a cross-sectional view of the main part thereof, FIG. 2 is a cross-sectional view taken along the - arrow in FIG. 1, and FIG. 3 is a diagram showing characteristics of noise level with respect to frequency.
FIG. 4 is a diagram showing the noise level characteristics of the conventional example and the first embodiment with respect to the rotation speed, and FIG. 5 is a sectional view of the main part of the vane pump showing the second embodiment of the present invention. 1... Vane pump, 2... Housing, 9...
...Rotor, 10...Driveshaft, 10a...
...Rear end (one end side), 10b...Middle part, 10c
...Front end (other end side), 11...Cam ring, 1
5...Cover plate, 17...Rear bushing (
1st button), 19...2nd button, 2
0...Elastic member, 31...Floating bush, 33...Ring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内部にカムリングおよびロータを収納し、カバ
ープレートとともにカムリング収納部を形成する
ハウジングと、カバープレートに固定された第1
のブツシユと、ハウジングに固定された第2のブ
ツシユと、ハウジングに固定されたベアリングと
、ロータを回転駆動し、その一端側が前記第1の
ブツシユで、他端側がベアリングで、さらに中間
部が第2のブツシユでそれぞれ回転自在に支持さ
れたドライブシヤフトと、を備えたベーンポンプ
において、前記第2のブツシユをハウジングに浮
動支持して固定するようにしたことを特徴とする
ベーンポンプ。
A housing that houses a cam ring and a rotor therein and forms a cam ring housing part together with a cover plate, and a first housing that is fixed to the cover plate.
A bushing fixed to the housing, a second bushing fixed to the housing, a bearing fixed to the housing, and a rotor is rotatably driven, one end of which is the first bushing, the other end is the bearing, and an intermediate part thereof is the first bushing. 1. A vane pump comprising a drive shaft rotatably supported by two bushes, wherein the second bushes are floatingly supported and fixed to a housing.
JP19246287U 1987-12-18 1987-12-18 Pending JPH0197085U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19246287U JPH0197085U (en) 1987-12-18 1987-12-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19246287U JPH0197085U (en) 1987-12-18 1987-12-18

Publications (1)

Publication Number Publication Date
JPH0197085U true JPH0197085U (en) 1989-06-28

Family

ID=31483321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19246287U Pending JPH0197085U (en) 1987-12-18 1987-12-18

Country Status (1)

Country Link
JP (1) JPH0197085U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566293U (en) * 1992-02-12 1993-09-03 セイコー精機株式会社 Vane gas compressor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5692388A (en) * 1979-12-24 1981-07-27 Jidosha Kiki Co Ltd Rotary liquid pressure device
JPS619582B2 (en) * 1977-04-06 1986-03-25 Denryoku Chuo Kenkyujo

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619582B2 (en) * 1977-04-06 1986-03-25 Denryoku Chuo Kenkyujo
JPS5692388A (en) * 1979-12-24 1981-07-27 Jidosha Kiki Co Ltd Rotary liquid pressure device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566293U (en) * 1992-02-12 1993-09-03 セイコー精機株式会社 Vane gas compressor

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