JPH0325891U - - Google Patents

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Publication number
JPH0325891U
JPH0325891U JP8763089U JP8763089U JPH0325891U JP H0325891 U JPH0325891 U JP H0325891U JP 8763089 U JP8763089 U JP 8763089U JP 8763089 U JP8763089 U JP 8763089U JP H0325891 U JPH0325891 U JP H0325891U
Authority
JP
Japan
Prior art keywords
threaded groove
stator
rotor
vacuum pump
blades
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
JP8763089U
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 JP8763089U priority Critical patent/JPH0325891U/ja
Publication of JPH0325891U publication Critical patent/JPH0325891U/ja
Pending legal-status Critical Current

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Description

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

第1図および第2図は本考案に係る真空ポンプ
の一実施例を示す図であり、第1図はその全体断
面図、第2図は第1図における矢視部分拡大図
である。 4……ロータ、5……ネジ溝部、6……ステー
タ、8,9,11……翼、10……切欠部。
1 and 2 are diagrams showing an embodiment of a vacuum pump according to the present invention, with FIG. 1 being an overall sectional view thereof, and FIG. 2 being a partially enlarged view taken in the direction of the arrows in FIG. 1. 4...Rotor, 5...Threaded groove part, 6...Stator, 8, 9, 11...Blade, 10...Notch part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ステータに対して相対回転するロータと、この
ロータと前記ステータの対向する壁面のいずれか
一方に形成されたネジ溝部とを備えた真空ポンプ
において、前記ネジ溝部に対向する壁面に翼を設
け、この翼に対向したネジ溝部に切欠部を設けた
ことを特徴とする真空ポンプ。
In a vacuum pump equipped with a rotor that rotates relative to a stator, and a threaded groove formed on either one of the opposing walls of the rotor and the stator, blades are provided on the wall facing the threaded groove, and the blades are provided on the wall facing the threaded groove. A vacuum pump characterized in that a notch is provided in the threaded groove facing the blade.
JP8763089U 1989-07-24 1989-07-24 Pending JPH0325891U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8763089U JPH0325891U (en) 1989-07-24 1989-07-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8763089U JPH0325891U (en) 1989-07-24 1989-07-24

Publications (1)

Publication Number Publication Date
JPH0325891U true JPH0325891U (en) 1991-03-18

Family

ID=31637275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8763089U Pending JPH0325891U (en) 1989-07-24 1989-07-24

Country Status (1)

Country Link
JP (1) JPH0325891U (en)

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