JPS6180380U - - Google Patents

Info

Publication number
JPS6180380U
JPS6180380U JP16394284U JP16394284U JPS6180380U JP S6180380 U JPS6180380 U JP S6180380U JP 16394284 U JP16394284 U JP 16394284U JP 16394284 U JP16394284 U JP 16394284U JP S6180380 U JPS6180380 U JP S6180380U
Authority
JP
Japan
Prior art keywords
rotor
housing
base material
roots pump
thermal expansion
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
JP16394284U
Other languages
English (en)
Other versions
JPH0219599Y2 (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 JP1984163942U priority Critical patent/JPH0219599Y2/ja
Publication of JPS6180380U publication Critical patent/JPS6180380U/ja
Application granted granted Critical
Publication of JPH0219599Y2 publication Critical patent/JPH0219599Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Supercharger (AREA)

Description

【図面の簡単な説明】
第1図はこの考案のロータの一部破断側面図。
第2図は第1図の−線に沿う断面図。第3図
はこの考案のロータを備えたルーツポンプの軸方
向断面図。第4図は第3図の−線に沿う断面
図。第5図及び第6図は第2の実施例における夫
々第1図及び第2図と同様な図。 10……ハウジング、18……ロータ、18a
……ロータ母材、18b……ロータ心材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 内燃機関の機械式過給機等に使用するルーツポ
    ンプにおいて、ルーツポンプのハウジング内に配
    置されるロータはハウジングと実質上同一の熱膨
    張率の大きな材料で作られた母材と、該母材内に
    埋設された、母材より熱膨張率の小さな材料で作
    られた肉薄の多孔体とより成り、該多孔体はロー
    タ内における少なくともハウジングと近接する先
    端部分に配置されることを特徴とするルーツポン
    プ構造。
JP1984163942U 1984-10-31 1984-10-31 Expired JPH0219599Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984163942U JPH0219599Y2 (ja) 1984-10-31 1984-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984163942U JPH0219599Y2 (ja) 1984-10-31 1984-10-31

Publications (2)

Publication Number Publication Date
JPS6180380U true JPS6180380U (ja) 1986-05-28
JPH0219599Y2 JPH0219599Y2 (ja) 1990-05-30

Family

ID=30721806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984163942U Expired JPH0219599Y2 (ja) 1984-10-31 1984-10-31

Country Status (1)

Country Link
JP (1) JPH0219599Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008516146A (ja) * 2004-10-07 2008-05-15 バリアン・インコーポレイテッド 軸方向の熱膨張が制御されたスクロールポンプ
KR20170036083A (ko) * 2014-08-28 2017-03-31 콘티넨탈 오토모티브 게엠베하 강화 링을 구비하는 궤도 펌프

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5492405U (ja) * 1977-12-14 1979-06-30
JPS56589A (en) * 1979-06-15 1981-01-07 Nippon Piston Ring Co Ltd Rotary type hydraulic pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5492405U (ja) * 1977-12-14 1979-06-30
JPS56589A (en) * 1979-06-15 1981-01-07 Nippon Piston Ring Co Ltd Rotary type hydraulic pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008516146A (ja) * 2004-10-07 2008-05-15 バリアン・インコーポレイテッド 軸方向の熱膨張が制御されたスクロールポンプ
KR20170036083A (ko) * 2014-08-28 2017-03-31 콘티넨탈 오토모티브 게엠베하 강화 링을 구비하는 궤도 펌프

Also Published As

Publication number Publication date
JPH0219599Y2 (ja) 1990-05-30

Similar Documents

Publication Publication Date Title
JPS6180379U (ja)
JPH0280724U (ja)
JPS63130629U (ja)
JPH0177137U (ja)
JPS6224030U (ja)
JPS63175312U (ja)
JPH0222620U (ja)
JPS61142171U (ja)
JPS6333044U (ja)
JPS6218360U (ja)
JPS61166153U (ja)
JPH0228558U (ja)
JPS61175507U (ja)
JPS61140257U (ja)
JPS61125609U (ja)
JPS6324312U (ja)
JPS59108861U (ja) ピストン及び連接棒の構造
JPS61204931U (ja)
JPS61175512U (ja)
JPS6159852U (ja)
JPS63123857U (ja)
JPS61107945U (ja)
JPS61120071U (ja)
JPS60133150U (ja) 内燃機関の断熱ピストン
JPS60164624U (ja) 副燃焼室をもつプラグ一体バルブ