JPS60178387U - oil rotary vacuum pump - Google Patents

oil rotary vacuum pump

Info

Publication number
JPS60178387U
JPS60178387U JP5558884U JP5558884U JPS60178387U JP S60178387 U JPS60178387 U JP S60178387U JP 5558884 U JP5558884 U JP 5558884U JP 5558884 U JP5558884 U JP 5558884U JP S60178387 U JPS60178387 U JP S60178387U
Authority
JP
Japan
Prior art keywords
oil
vacuum pump
rotary vacuum
oil tank
pump
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.)
Granted
Application number
JP5558884U
Other languages
Japanese (ja)
Other versions
JPS6143992Y2 (en
Inventor
章 近森
Original Assignee
株式会社　徳田製作所
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 by 株式会社　徳田製作所 filed Critical 株式会社　徳田製作所
Priority to JP5558884U priority Critical patent/JPS60178387U/en
Publication of JPS60178387U publication Critical patent/JPS60178387U/en
Application granted granted Critical
Publication of JPS6143992Y2 publication Critical patent/JPS6143992Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図および第２図は本考案の一巣施例を示したもので
、第１図は正面断面図、第２図は側面断面図である。 １・・・油槽、２・・・シリンダ、３・・・ポンプ側壁
、４・・・ロータ、５・・・駆動軸、６・・・軸受、７
・・・ばね、８・・・回転翼、９・・・吸気通路、１０
・・・排気弁、１１・・・排気通路、１２・・・連通管
、１３．１７・・・止め弁、１４・・・ホイルポンプ、
１５・・・エレメント、１６・・・フィルタ、１８・・
・連通孔、１９・・・給油孔、２０・・・圧力計、２１
・・・排気口。1 and 2 show a single embodiment of the present invention, with FIG. 1 being a front sectional view and FIG. 2 being a side sectional view. DESCRIPTION OF SYMBOLS 1... Oil tank, 2... Cylinder, 3... Pump side wall, 4... Rotor, 5... Drive shaft, 6... Bearing, 7
...Spring, 8...Rotor blade, 9...Intake passage, 10
...Exhaust valve, 11...Exhaust passage, 12...Communication pipe, 13.17...Stop valve, 14...Foil pump,
15...Element, 16...Filter, 18...
・Communication hole, 19... Oil supply hole, 20... Pressure gauge, 21
···exhaust port.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油槽内に、偏心回転するロータを収容し一面側がポンプ
側壁により密閉されるシリンダを設け、上記油槽内の油
をフィルタを介して再び油槽内に戻す連通管を設け、上
記ロータの回転により真空排気を行ない上記フィルタに
より上記油槽内の油を浄化するようにしてなる油回転真
空ポンプにおいて、上記浄化された油が流れる連通管の
端部を、上記ポンプ側壁に設けられ一端部が上記油槽内
の油中に開口する連通孔に接続し、上記連通孔から分岐
して上記シリンダ内に開口する給油孔を設けたことを特
徴とする油回転真空ポンプ。A cylinder that accommodates an eccentrically rotating rotor and is sealed on one side by the pump side wall is provided in the oil tank, and a communication pipe is provided to return the oil in the oil tank to the oil tank via a filter, and the rotation of the rotor causes vacuum exhaust. In the oil rotary vacuum pump, the oil in the oil tank is purified by the filter, and one end of the communication pipe through which the purified oil flows is provided on the side wall of the pump, and one end is in the oil tank. An oil rotary vacuum pump characterized in that an oil supply hole is provided, which is connected to a communication hole that opens into oil, and which branches from the communication hole and opens into the cylinder.
JP5558884U 1984-04-16 1984-04-16 oil rotary vacuum pump Granted JPS60178387U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5558884U JPS60178387U (en) 1984-04-16 1984-04-16 oil rotary vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5558884U JPS60178387U (en) 1984-04-16 1984-04-16 oil rotary vacuum pump

Publications (2)

Publication Number Publication Date
JPS60178387U true JPS60178387U (en) 1985-11-27
JPS6143992Y2 JPS6143992Y2 (en) 1986-12-11

Family

ID=30578401

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5558884U Granted JPS60178387U (en) 1984-04-16 1984-04-16 oil rotary vacuum pump

Country Status (1)

Country Link
JP (1) JPS60178387U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008240708A (en) * 2007-03-29 2008-10-09 Nichiden Kogyo Kk Vacuum pump device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008240708A (en) * 2007-03-29 2008-10-09 Nichiden Kogyo Kk Vacuum pump device

Also Published As

Publication number Publication date
JPS6143992Y2 (en) 1986-12-11

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