JPH02122192U - - Google Patents

Info

Publication number
JPH02122192U
JPH02122192U JP2984389U JP2984389U JPH02122192U JP H02122192 U JPH02122192 U JP H02122192U JP 2984389 U JP2984389 U JP 2984389U JP 2984389 U JP2984389 U JP 2984389U JP H02122192 U JPH02122192 U JP H02122192U
Authority
JP
Japan
Prior art keywords
end surface
joint end
rear cover
pump
front body
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
JP2984389U
Other languages
Japanese (ja)
Other versions
JPH0734219Y2 (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 JP1989029843U priority Critical patent/JPH0734219Y2/en
Publication of JPH02122192U publication Critical patent/JPH02122192U/ja
Application granted granted Critical
Publication of JPH0734219Y2 publication Critical patent/JPH0734219Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Description

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

第１図は、本考案に係るタンデムポンプの一実
施例を示す長手方向の断面図、第２図は、従来の
タンデムポンプの構造例を示す長手方向の断面図
である。 ２……ポンプユニツト、４……ポンプユニツト
、７ａ……回転軸、１４……タンデムポンプ、１
５……フロントボデイ、１６……センターボデイ
、１７……リヤカバー、１８……接合端面、１９
ａ，１９ｂ……接合端面、２０……接合端面、２
１ａ，２１ｂ……シールワツシヤ。 FIG. 1 is a longitudinal sectional view showing an embodiment of a tandem pump according to the present invention, and FIG. 2 is a longitudinal sectional view showing an example of the structure of a conventional tandem pump. 2... Pump unit, 4... Pump unit, 7a... Rotating shaft, 14... Tandem pump, 1
5...Front body, 16...Center body, 17...Rear cover, 18...Joint end surface, 19
a, 19b...joint end surface, 20...joint end surface, 2
1a, 21b... Seal washers.

Claims (1)

【実用新案登録請求の範囲】 (1) 同一の回転軸を共有するように軸方向に配
置された２台のポンプユニツトをそれぞれ収容す
るフロントボデイおよびセンターボデイと、セン
ターボデイの側面開口部を閉止するリヤカバーと
を軸方向に一体的に接合してなるタンデムポンプ
において、フロントボデイの接合端面、センター
ボデイの接合端面およびリヤカバーの接合端面を
ともに平坦に形成したことを特徴とするタンデム
ポンプ。 (2) フロントボデイ側のポンプユニツトに貫挿
される回転軸の直径を、リヤカバー側のポンプユ
ニツトに貫挿される回転軸の直径より大きく設定
したことを特徴とする請求項１記載のタンデムポ
ンプ。[Claims for Utility Model Registration] (1) A front body and a center body each accommodating two pump units arranged in the axial direction so as to share the same rotation axis, and a side opening of the center body is closed. 1. A tandem pump formed by integrally joining a rear cover in the axial direction, characterized in that a joint end surface of a front body, a joint end surface of a center body, and a joint end surface of a rear cover are all formed flat. (2) The tandem pump according to claim 1, wherein the diameter of the rotating shaft inserted through the pump unit on the front body side is set larger than the diameter of the rotating shaft inserted through the pump unit on the rear cover side.
JP1989029843U 1989-03-17 1989-03-17 Tandem pump Expired - Fee Related JPH0734219Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989029843U JPH0734219Y2 (en) 1989-03-17 1989-03-17 Tandem pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989029843U JPH0734219Y2 (en) 1989-03-17 1989-03-17 Tandem pump

Publications (2)

Publication Number Publication Date
JPH02122192U true JPH02122192U (en) 1990-10-05
JPH0734219Y2 JPH0734219Y2 (en) 1995-08-02

Family

ID=31254409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989029843U Expired - Fee Related JPH0734219Y2 (en) 1989-03-17 1989-03-17 Tandem pump

Country Status (1)

Country Link
JP (1) JPH0734219Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61150871A (en) * 1984-12-21 1986-07-09 Atsugi Motor Parts Co Ltd Hydraulic oil circulation device
JPS6241982A (en) * 1985-08-15 1987-02-23 Nissan Motor Co Ltd Two-ganged vane pump
JPS643084U (en) * 1987-06-24 1989-01-10

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61150871A (en) * 1984-12-21 1986-07-09 Atsugi Motor Parts Co Ltd Hydraulic oil circulation device
JPS6241982A (en) * 1985-08-15 1987-02-23 Nissan Motor Co Ltd Two-ganged vane pump
JPS643084U (en) * 1987-06-24 1989-01-10

Also Published As

Publication number Publication date
JPH0734219Y2 (en) 1995-08-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees