JPS61192590U - - Google Patents

Info

Publication number
JPS61192590U
JPS61192590U JP7801885U JP7801885U JPS61192590U JP S61192590 U JPS61192590 U JP S61192590U JP 7801885 U JP7801885 U JP 7801885U JP 7801885 U JP7801885 U JP 7801885U JP S61192590 U JPS61192590 U JP S61192590U
Authority
JP
Japan
Prior art keywords
chamber
intake port
rotor
port
screw compressor
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
JP7801885U
Other languages
English (en)
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 JP7801885U priority Critical patent/JPS61192590U/ja
Publication of JPS61192590U publication Critical patent/JPS61192590U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図イ,ロは本考案の一実施例を示し、同図
イは平面断面図、同図ロは正面断面図。第2図は
他実施例を示す概略説明図。第3図は従来例を示
す概略説明図。 1…ローター室、2…吸気口、3…吐気口、4
,4a…ローター軸、6…タイミングギヤ室、7
…仕切壁、13,13a…中間室。

Claims (1)

    【実用新案登録請求の範囲】
  1. 吸気口2及び吐気口3を夫々有するローター室
    1の吸気口2側と、該ローター室1の吸気口2側
    と仕切壁7を介して区画されるタイミングギヤ室
    6又は駆動室との両者間位置にてローター軸4,
    4aに少なくとも二重の軸シールを施してなる無
    潤滑式ねじ圧縮機に於いて、前記軸シールの相互
    間に形成される中間室13をローター室1の吸気
    口2と吐気口3との間位置に連通させてなること
    を特徴とする真空ポンプとしての無潤滑式ねじ圧
    縮機。
JP7801885U 1985-05-24 1985-05-24 Pending JPS61192590U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7801885U JPS61192590U (ja) 1985-05-24 1985-05-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7801885U JPS61192590U (ja) 1985-05-24 1985-05-24

Publications (1)

Publication Number Publication Date
JPS61192590U true JPS61192590U (ja) 1986-11-29

Family

ID=30621617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7801885U Pending JPS61192590U (ja) 1985-05-24 1985-05-24

Country Status (1)

Country Link
JP (1) JPS61192590U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57140590A (en) * 1980-12-18 1982-08-31 Pfeiffer Vakuumtechnik Rotary piston pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57140590A (en) * 1980-12-18 1982-08-31 Pfeiffer Vakuumtechnik Rotary piston pump

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