JPS6078986U - electric hydraulic pump - Google Patents

electric hydraulic pump

Info

Publication number
JPS6078986U
JPS6078986U JP17012083U JP17012083U JPS6078986U JP S6078986 U JPS6078986 U JP S6078986U JP 17012083 U JP17012083 U JP 17012083U JP 17012083 U JP17012083 U JP 17012083U JP S6078986 U JPS6078986 U JP S6078986U
Authority
JP
Japan
Prior art keywords
pressure oil
valve
lever
low
hydraulic pump
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
JP17012083U
Other languages
Japanese (ja)
Other versions
JPS641494Y2 (en
Inventor
田村　一友
小松　通長
Original Assignee
理研機器株式会社
理研精機株式会社
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 by 理研機器株式会社, 理研精機株式会社 filed Critical 理研機器株式会社
Priority to JP17012083U priority Critical patent/JPS6078986U/en
Publication of JPS6078986U publication Critical patent/JPS6078986U/en
Application granted granted Critical
Publication of JPS641494Y2 publication Critical patent/JPS641494Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Details Of Reciprocating Pumps (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図はこの考案の一実施例の要部を断面として示す正
面図、第２図は第１図におけるＡ−Ａ断面図である。 １０は本体、１２は油タンク、１３は電動機、１７はポ
ンプ、１８は低圧油流路、２２はピストン、３０は高圧
油流路、３２は吐出口、３３はバルブ、３５はレバー、
３６は軸、３８はバネ、４０は操作ピストン、４８は電
磁弁、５０は圧力スイッチ。FIG. 1 is a front view showing a main part of an embodiment of this invention in cross section, and FIG. 2 is a sectional view taken along line A-A in FIG. 10 is the main body, 12 is an oil tank, 13 is an electric motor, 17 is a pump, 18 is a low pressure oil passage, 22 is a piston, 30 is a high pressure oil passage, 32 is a discharge port, 33 is a valve, 35 is a lever,
36 is a shaft, 38 is a spring, 40 is an operating piston, 48 is a solenoid valve, and 50 is a pressure switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電動機により駆動されて低圧油を送出するポンプと、こ
のポンプにより送出された低圧油を加圧して高圧油を送
出する前記電動機により駆動されるピストンと、前記高
圧油を通過させる高圧油流路を油タンクに対して開閉す
るバルブと、所定位置に回動可能になっており前記バル
ブの開閉を操作するレバーと、常時前記バルブを開放す
る方向に前記レバーに弾力を及ぼすバネと、前記低圧油
により動作してレバーを前記バネに抗してバルブの閉塞
する状態に回動させる操作ピストンとを有−するものに
おいて、前記操作ピストンに作用する低圧油を油タンク
に対して開閉する電磁弁を設けたことを特徴とする電動
油圧ポンプ。A pump driven by an electric motor to send out low-pressure oil, a piston driven by the electric motor to pressurize the low-pressure oil sent out by the pump and send out high-pressure oil, and a high-pressure oil flow path through which the high-pressure oil passes. a valve that opens and closes with respect to the oil tank; a lever that is rotatable to a predetermined position and operates the valve to open and close; a spring that always exerts elasticity on the lever in a direction to open the valve; and the low-pressure oil. and an operating piston that is operated by a lever to rotate the lever against the spring to a state where the valve is closed. An electric hydraulic pump characterized by:
JP17012083U 1983-11-04 1983-11-04 electric hydraulic pump Granted JPS6078986U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17012083U JPS6078986U (en) 1983-11-04 1983-11-04 electric hydraulic pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17012083U JPS6078986U (en) 1983-11-04 1983-11-04 electric hydraulic pump

Publications (2)

Publication Number Publication Date
JPS6078986U true JPS6078986U (en) 1985-06-01
JPS641494Y2 JPS641494Y2 (en) 1989-01-13

Family

ID=30371466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17012083U Granted JPS6078986U (en) 1983-11-04 1983-11-04 electric hydraulic pump

Country Status (1)

Country Link
JP (1) JPS6078986U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001234872A (en) * 2000-02-24 2001-08-31 Hitachi Ltd Oil feeder

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233701U (en) * 1976-08-16 1977-03-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233701U (en) * 1976-08-16 1977-03-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001234872A (en) * 2000-02-24 2001-08-31 Hitachi Ltd Oil feeder

Also Published As

Publication number Publication date
JPS641494Y2 (en) 1989-01-13

Similar Documents

Publication Publication Date Title
JPS5873993U (en) 2 cylinder rotary compressor
JPS58149566U (en) distribution type fuel injection pump
JPS603437A (en) Exhaust brake system
KR880003117A (en) Rotary compressor
JPS6099304U (en) electric hydraulic cylinder
JPS5932683A (en) Pump
JPS6117187U (en) Lubrication mechanism of swash plate hydraulic pump
JPS6166685U (en)
JPH0219555Y2 (en)
JPS6117186U (en) Lubrication mechanism of swash plate hydraulic pump
JPS59127805U (en) Valve train with stop function
JPS58156139U (en) Engine control device for hydraulically driven vehicles
JPS641494Y2 (en)
JPS60180777U (en) electromagnetic oil pump
JPS5940587U (en) Check valve for reversible hydraulic pump
JPS60173610U (en) oil pump
JPS5822490U (en) Control device for screw type compressor
JPS5962291U (en) rotary compressor
JPH031296U (en)
JPS6137463U (en) Fuel cut mechanism of fuel injection device
JPS5962345U (en) Hydraulic vibration isolator valve unit
JPS5899350U (en) Control mechanism of swing motor
JPS61197270U (en)
JPS59102994U (en) Oil-fed compressor
JPS58193022U (en) Variable compression ratio mechanism for internal combustion engines