JPS6285557U - - Google Patents

Info

Publication number
JPS6285557U
JPS6285557U JP17798085U JP17798085U JPS6285557U JP S6285557 U JPS6285557 U JP S6285557U JP 17798085 U JP17798085 U JP 17798085U JP 17798085 U JP17798085 U JP 17798085U JP S6285557 U JPS6285557 U JP S6285557U
Authority
JP
Japan
Prior art keywords
bucket
scooping
bucket cylinder
loader
boom
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
JP17798085U
Other languages
Japanese (ja)
Other versions
JPH0519390Y2 (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 JP1985177980U priority Critical patent/JPH0519390Y2/ja
Publication of JPS6285557U publication Critical patent/JPS6285557U/ja
Application granted granted Critical
Publication of JPH0519390Y2 publication Critical patent/JPH0519390Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)

Description

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

図面は本考案の一実施例を示し、第１図は油圧
回路図、第２図はフロントローダの側面図、第３
図はフロントローダ取付部の背面図、第４図は電
気回路図である。 ５……フロントローダ、１２……ブーム、１４
……バケツト、１６……バケツトシリンダ、１９
……制御弁、２２……圧力スイツチ、２５……掬
い側回路、２６……増圧器、３５……電磁弁。 The drawings show one embodiment of the present invention, with Figure 1 being a hydraulic circuit diagram, Figure 2 being a side view of the front loader, and Figure 3 being a side view of the front loader.
The figure is a rear view of the front loader attachment part, and FIG. 4 is an electric circuit diagram. 5...Front loader, 12...Boom, 14
...bucket cylinder, 16...bucket cylinder, 19
... Control valve, 22 ... Pressure switch, 25 ... Scooping side circuit, 26 ... Pressure booster, 35 ... Solenoid valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ブームの先端部に枢着されたバケツトを操作す
るバケツトシリンダを備え、このバケツトシリン
ダの収縮時にバケツトが掬い動作を行なうように
したフロントローダにおいて、バケツトシリンダ
とこれを制御する制御弁との間の掬い側回路に圧
力スイツチを設け、バケツトシリンダに高圧油を
送るための増圧器を設け、圧力スイツチが所定圧
力以上の圧力上昇を感知した時に、前記掬い側回
路中に増圧器を介在させるための弁を設けたこと
を特徴とするローダの掬い力増大装置。 A front loader is equipped with a bucket cylinder that operates a bucket that is pivotally attached to the tip of the boom, and the bucket performs a scooping operation when the bucket cylinder contracts. A pressure switch is installed in the scooping side circuit between the two, and a pressure intensifier is installed to send high pressure oil to the bucket cylinder. A scooping force increasing device for a loader, characterized by being provided with a valve for intervening.
JP1985177980U 1985-11-19 1985-11-19 Expired - Lifetime JPH0519390Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985177980U JPH0519390Y2 (en) 1985-11-19 1985-11-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985177980U JPH0519390Y2 (en) 1985-11-19 1985-11-19

Publications (2)

Publication Number Publication Date
JPS6285557U true JPS6285557U (en) 1987-06-01
JPH0519390Y2 JPH0519390Y2 (en) 1993-05-21

Family

ID=31119682

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985177980U Expired - Lifetime JPH0519390Y2 (en) 1985-11-19 1985-11-19

Country Status (1)

Country Link
JP (1) JPH0519390Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52107102A (en) * 1976-03-04 1977-09-08 Komatsu Mfg Co Ltd Device for automatically operating ripper
JPS5478802A (en) * 1977-12-03 1979-06-23 Hitachi Construction Machinery Oil pressure circuit of oil pressure shovel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52107102A (en) * 1976-03-04 1977-09-08 Komatsu Mfg Co Ltd Device for automatically operating ripper
JPS5478802A (en) * 1977-12-03 1979-06-23 Hitachi Construction Machinery Oil pressure circuit of oil pressure shovel

Also Published As

Publication number Publication date
JPH0519390Y2 (en) 1993-05-21

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