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JPH0243491U - - Google Patents

Info

Publication number
JPH0243491U
JPH0243491U JP1988109832U JP10983288U JPH0243491U JP H0243491 U JPH0243491 U JP H0243491U JP 1988109832 U JP1988109832 U JP 1988109832U JP 10983288 U JP10983288 U JP 10983288U JP H0243491 U JPH0243491 U JP H0243491U
Authority
JP
Japan
Prior art keywords
piston
switching valve
pressure
plunger
chamber
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
JP1988109832U
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 JP1988109832U priority Critical patent/JPH0243491U/ja
Priority to US07/396,843 priority patent/US5020975A/en
Publication of JPH0243491U publication Critical patent/JPH0243491U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C28/14—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using rotating valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例としての可変容量ベ
ーン型圧縮機の全体断面図、第２図は同回転圧縮
機の連通路、ピストン及びアジヤストプレートの
速結状態を示す説明図、第３図は従来の可変容量
ベーン型回転圧縮機の要部断面図である。 ２０……ピストン、２１……アジヤストプレー
ト、２２……作動室、２３……ロータ、２７……
ベーン、３９……吐出室、４３……リターンスプ
リング、４６……パイロツト圧路、４９……ベロ
ーズ、５０……ベローズ室、５２……ボール弁（
切換弁）、５５……プランジヤ、５３……連通路
、ａ……絞り部。

Claims (1)

    【実用新案登録請求の範囲】
  1. ロータと一体回転するベーンによる流動体の圧
    縮開始位置を変えるべくアジヤストプレートを回
    動調整するピストスを備え、前記ピストンの一側
    に弾性押圧力を他側にパイロツト圧をそれぞれ加
    えるとともに、前記アジヤストプレート側から互
    いに隣り合う一対のベーン間の作動室に流入した
    流動体を加圧して吐出する可変容量ベーン型回転
    圧縮機であつて、前記ピストン側にパイロツト圧
    を導く開口を備えた連通路と、前記連通路の一端
    側のベローズ室の吸入圧及び前記連通路の他端側
    の吐出室の吐出圧を前記開口側に選択的に導く切
    換弁とを備え、前記切換弁にはこの切換弁を吐出
    圧に応じてベローズ室閉鎖方向に押圧するプラン
    ジヤが対設され、前記プランジヤと前記連通路内
    壁とが絞り部を形成していることを特徴とする可
    変容量ベーン型回転圧縮機。
JP1988109832U 1988-08-22 1988-08-22 Pending JPH0243491U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988109832U JPH0243491U (ja) 1988-08-22 1988-08-22
US07/396,843 US5020975A (en) 1988-08-22 1989-08-21 Variable-delivery vane-type rotary compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988109832U JPH0243491U (ja) 1988-08-22 1988-08-22

Publications (1)

Publication Number Publication Date
JPH0243491U true JPH0243491U (ja) 1990-03-26

Family

ID=14520336

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988109832U Pending JPH0243491U (ja) 1988-08-22 1988-08-22

Country Status (2)

Country Link
US (1) US5020975A (ja)
JP (1) JPH0243491U (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364235A (en) * 1993-09-27 1994-11-15 Zexel Usa Corporation Variable capacity vane compressor with axial pressure device
US5492450A (en) * 1993-09-27 1996-02-20 Zexel Usa Corporation Control valve for variable capacity vane compressor
CA2809945C (en) 2010-08-30 2018-10-16 Oscomp Systems Inc. Compressor with liquid injection cooling
US9267504B2 (en) 2010-08-30 2016-02-23 Hicor Technologies, Inc. Compressor with liquid injection cooling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0610474B2 (ja) * 1986-05-12 1994-02-09 株式会社ゼクセル ベ−ン型圧縮機
JPS62247185A (ja) * 1986-04-18 1987-10-28 Nippon Radiator Co Ltd 容量可変斜板式コンプレツサ
JPS63289286A (ja) * 1987-05-20 1988-11-25 Matsushita Electric Ind Co Ltd 能力制御コンプレッサ
JPS6436997A (en) * 1987-07-31 1989-02-07 Diesel Kiki Co Vane type compressor
JPH01216086A (ja) * 1988-02-23 1989-08-30 Diesel Kiki Co Ltd 可変容量型圧縮機

Also Published As

Publication number Publication date
US5020975A (en) 1991-06-04

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