JPH0446099U - - Google Patents

Info

Publication number
JPH0446099U
JPH0446099U JP8816490U JP8816490U JPH0446099U JP H0446099 U JPH0446099 U JP H0446099U JP 8816490 U JP8816490 U JP 8816490U JP 8816490 U JP8816490 U JP 8816490U JP H0446099 U JPH0446099 U JP H0446099U
Authority
JP
Japan
Prior art keywords
cylinder
hydraulic
electric motor
loading platform
switching valve
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
JP8816490U
Other languages
Japanese (ja)
Other versions
JPH07477Y2 (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 JP1990088164U priority Critical patent/JPH07477Y2/en
Publication of JPH0446099U publication Critical patent/JPH0446099U/ja
Application granted granted Critical
Publication of JPH07477Y2 publication Critical patent/JPH07477Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Forklifts And Lifting Vehicles (AREA)

Description

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

第１図は要部の油圧回路図、第２図は荷役作業
車の全体側面図、第３図は同背面図、第４図は同
平面図、第５図は荷台の平面図、第６図は昇降レ
バー部の側面説明図、第７図は制御回路図、第８
図は油圧切換弁の変形例を示す油圧回路図である
。 ９……荷台、１２……マスタシリンダ、１９…
…油圧ポンプ、２０……電動モータ、３８……油
圧切換弁、４０……スプール、５０……昇降速度
調節電動モータ。 Fig. 1 is a hydraulic circuit diagram of the main parts, Fig. 2 is an overall side view of the cargo handling vehicle, Fig. 3 is a rear view of the same, Fig. 4 is a plan view of the same, Fig. 5 is a plan view of the loading platform, and Fig. 6 is a plan view of the loading platform. The figure is an explanatory side view of the lifting lever section, Figure 7 is a control circuit diagram, and Figure 8 is a diagram of the control circuit.
The figure is a hydraulic circuit diagram showing a modification of the hydraulic switching valve. 9... Loading platform, 12... Master cylinder, 19...
... Hydraulic pump, 20 ... Electric motor, 38 ... Hydraulic switching valve, 40 ... Spool, 50 ... Lifting speed adjustment electric motor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 荷台を昇降させるマスタシリンダと、前記シリ
ンダを作動させる油圧ポンプ並びにこのポンプを
駆動する電動モータと、前記シリンダを作動制御
する油圧切換弁とを配設した荷役作業車において
、前記切換弁のスプールを進退させる昇降速度調
節電動モータを備え、前記荷台の上昇と下降の切
換え並びに昇降速度の調節を遠隔操作可能に構成
したことを特徴とする荷役作業車の油圧装置。 In a material handling vehicle equipped with a master cylinder that raises and lowers a loading platform, a hydraulic pump that operates the cylinder, an electric motor that drives this pump, and a hydraulic switching valve that controls the operation of the cylinder, the spool of the switching valve is A hydraulic system for a cargo handling vehicle, characterized in that it is equipped with an electric motor for adjusting the speed of elevation and descent of the cargo platform, and is configured to be able to remotely control switching between raising and lowering the loading platform and adjustment of the speed of elevation.
JP1990088164U 1990-08-22 1990-08-22 Hydraulic equipment for cargo handling vehicles Expired - Lifetime JPH07477Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990088164U JPH07477Y2 (en) 1990-08-22 1990-08-22 Hydraulic equipment for cargo handling vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990088164U JPH07477Y2 (en) 1990-08-22 1990-08-22 Hydraulic equipment for cargo handling vehicles

Publications (2)

Publication Number Publication Date
JPH0446099U true JPH0446099U (en) 1992-04-20
JPH07477Y2 JPH07477Y2 (en) 1995-01-11

Family

ID=31821158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990088164U Expired - Lifetime JPH07477Y2 (en) 1990-08-22 1990-08-22 Hydraulic equipment for cargo handling vehicles

Country Status (1)

Country Link
JP (1) JPH07477Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114294280A (en) * 2021-12-26 2022-04-08 浙江海宏液压科技股份有限公司 Working valve plate and multi-way valve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6339520A (en) * 1986-08-02 1988-02-20 原科　利行 Seedling growing method and mat

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6339520A (en) * 1986-08-02 1988-02-20 原科　利行 Seedling growing method and mat

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114294280A (en) * 2021-12-26 2022-04-08 浙江海宏液压科技股份有限公司 Working valve plate and multi-way valve
CN114294280B (en) * 2021-12-26 2024-04-09 浙江海宏液压科技股份有限公司 Working valve plate and multi-way valve

Also Published As

Publication number Publication date
JPH07477Y2 (en) 1995-01-11

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term