JPS63143784U - - Google Patents

Info

Publication number
JPS63143784U
JPS63143784U JP3572287U JP3572287U JPS63143784U JP S63143784 U JPS63143784 U JP S63143784U JP 3572287 U JP3572287 U JP 3572287U JP 3572287 U JP3572287 U JP 3572287U JP S63143784 U JPS63143784 U JP S63143784U
Authority
JP
Japan
Prior art keywords
window hole
side plate
pressure area
horizontal piece
gear
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
JP3572287U
Other languages
English (en)
Other versions
JPH0444873Y2 (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 JP3572287U priority Critical patent/JPH0444873Y2/ja
Publication of JPS63143784U publication Critical patent/JPS63143784U/ja
Application granted granted Critical
Publication of JPH0444873Y2 publication Critical patent/JPH0444873Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Rotary Pumps (AREA)

Description

【図面の簡単な説明】
図面第1図はこの考案の実施例を示す要部の断
面図、第2〜5図は従来のギヤポンプを示すもの
で、第2図は断面図、第3図は第2図―線断
面図、第4図は上記第1図に対応する断面図、第
5図は窓孔とシール部材との関係を示す部分図で
ある。 7,8……ギヤ、11……サイドプレート、1
8……窓孔、19,21……シール部材、20…
…バツクアツプ、20a……起立片、20b……
水平片。

Claims (1)

    【実用新案登録請求の範囲】
  1. ギヤの側面に設けたサイドプレートに閉じ込み
    逃げ溝を構成する窓孔を形成するとともに、この
    サイドプレートの裏面に少なくとも高圧エリヤと
    低圧エリヤとをシール部材で区画し、しかも、こ
    のシール部材にバツクアツプを沿わせてなるギヤ
    ポンプにおいて、上記バツクアツプは、起立片と
    水平片とからなり、この水平片が上記窓孔の少な
    くとも一部を閉じる関係にしたギヤポンプ。
JP3572287U 1987-03-11 1987-03-11 Expired JPH0444873Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3572287U JPH0444873Y2 (ja) 1987-03-11 1987-03-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3572287U JPH0444873Y2 (ja) 1987-03-11 1987-03-11

Publications (2)

Publication Number Publication Date
JPS63143784U true JPS63143784U (ja) 1988-09-21
JPH0444873Y2 JPH0444873Y2 (ja) 1992-10-22

Family

ID=30845464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3572287U Expired JPH0444873Y2 (ja) 1987-03-11 1987-03-11

Country Status (1)

Country Link
JP (1) JPH0444873Y2 (ja)

Also Published As

Publication number Publication date
JPH0444873Y2 (ja) 1992-10-22

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