JPH0363786U - - Google Patents

Info

Publication number
JPH0363786U
JPH0363786U JP12436289U JP12436289U JPH0363786U JP H0363786 U JPH0363786 U JP H0363786U JP 12436289 U JP12436289 U JP 12436289U JP 12436289 U JP12436289 U JP 12436289U JP H0363786 U JPH0363786 U JP H0363786U
Authority
JP
Japan
Prior art keywords
check valves
pressurization
valve
flow path
path
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
JP12436289U
Other languages
English (en)
Other versions
JP2516013Y2 (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 JP1989124362U priority Critical patent/JP2516013Y2/ja
Publication of JPH0363786U publication Critical patent/JPH0363786U/ja
Application granted granted Critical
Publication of JP2516013Y2 publication Critical patent/JP2516013Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例の断面図、第２図は従
来装置の流体回路図である。 １１……ポンプヘツド、１２……シリンダー、
１３……プランジー、１４……駆動手段、１５…
…ロツド、１６……スプリング、１７……吸液路
、１８……送液路、１９，２０……チエツキ弁、
２１……分岐路、２２……開閉弁、２３……弁体
、２４……弁座、２５……流路、２６……ポンプ
ジヨイント孔、２７……注射器、２８，２９，３
０……シールリング。

Claims (1)

    【実用新案登録請求の範囲】
  1. 同一方向に向けた一対のチエツキ弁と、該チエ
    ツキ弁間の流路に連通させた加減圧室と、該加減
    圧室に設けたプランジヤー等の定量加減圧機構と
    、該定量加減圧機構を連続駆動させる駆動手段と
    を備えてなる小型定量送液ポンプにおいて、前記
    両チエツキ弁間の流路に分岐路を設け、該分岐路
    に開閉弁を介して前記加減圧機構の容量に比べて
    充分に大きい容量の補助加減圧機構を連続させた
    ことを特徴としてなる小型定量送液ポンプ。
JP1989124362U 1989-10-24 1989-10-24 小型定量送液ポンプ Expired - Fee Related JP2516013Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989124362U JP2516013Y2 (ja) 1989-10-24 1989-10-24 小型定量送液ポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989124362U JP2516013Y2 (ja) 1989-10-24 1989-10-24 小型定量送液ポンプ

Publications (2)

Publication Number Publication Date
JPH0363786U true JPH0363786U (ja) 1991-06-21
JP2516013Y2 JP2516013Y2 (ja) 1996-11-06

Family

ID=31672285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989124362U Expired - Fee Related JP2516013Y2 (ja) 1989-10-24 1989-10-24 小型定量送液ポンプ

Country Status (1)

Country Link
JP (1) JP2516013Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61174669U (ja) * 1985-04-19 1986-10-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61174669U (ja) * 1985-04-19 1986-10-30

Also Published As

Publication number Publication date
JP2516013Y2 (ja) 1996-11-06

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Legal Events

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