JPH02109854U - - Google Patents

Info

Publication number
JPH02109854U
JPH02109854U JP1736789U JP1736789U JPH02109854U JP H02109854 U JPH02109854 U JP H02109854U JP 1736789 U JP1736789 U JP 1736789U JP 1736789 U JP1736789 U JP 1736789U JP H02109854 U JPH02109854 U JP H02109854U
Authority
JP
Japan
Prior art keywords
mast
boom
rotation cylinder
connecting pins
booms
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
JP1736789U
Other languages
Japanese (ja)
Other versions
JPH0730767Y2 (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 JP1989017367U priority Critical patent/JPH0730767Y2/en
Publication of JPH02109854U publication Critical patent/JPH02109854U/ja
Application granted granted Critical
Publication of JPH0730767Y2 publication Critical patent/JPH0730767Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Shovels (AREA)

Description

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

第1図乃至第8図は本考案の第1実施例を示し
、第1図は作用状態を示す全体側面図、第2図は
フロントローダの装着状態を示す全体側面図、第
3図は要部の拡大側面断面図、第4図は第2図
―線矢視断面図、第5図はブレースと車体との
連結部の正面断面図、第6図は同側断面図、第7
図はガイド溝の平面図、第8図は連結ピンの退避
位置を示す状態図、第9図は第2実施例を示す全
体側面図である。 1……トラクタ車体、6……フロントローダ、
7……受体、8……マスト、9……ブーム、11
……バケツト(作業具)、13……ブーム回動用
シリンダ、14……バケツト回動用シリンダ、1
5……ブレース、20……上連結ピン、21……
下連結ピン、26……嵌合部、27……係止部。
1 to 8 show a first embodiment of the present invention, FIG. 1 is an overall side view showing the operating state, FIG. 2 is an overall side view showing the front loader installed state, and FIG. 3 is an essential part. FIG. 4 is a sectional view taken along the line in FIG. 2, FIG. 5 is a front sectional view of the connection between the brace and the vehicle body, FIG.
8 is a plan view of the guide groove, FIG. 8 is a state diagram showing the retracted position of the connecting pin, and FIG. 9 is an overall side view showing the second embodiment. 1...Tractor body, 6...Front loader,
7...Receptor, 8...Mast, 9...Boom, 11
...Bucket (working tool), 13...Boom rotation cylinder, 14...Bucket rotation cylinder, 1
5...Brace, 20...Upper connecting pin, 21...
Lower connecting pin, 26...fitting part, 27...locking part.

Claims (1)

【実用新案登録請求の範囲】 車体1の両側部に受体7を介して支持される左
右一対のマスト8と、各マスト8の上部に回動自
在に取付けられるブーム9と、これらブーム9の
先端部に回動自在に取付けられる作業具11と、
車体1とマスト8とを連結するブレース15と、
マスト8とブーム9との間に設けたブーム回動用
シリンダ13と、ブーム9と作業具11との間に
設けた作業具回動用シリンダ14とを備えたフロ
ントローダにおいて、 前記各受体7に左右方向に軸心を有する上下一
対の連結ピン20,21を備え、左右マスト8の
下部に、前記回動用シリンダを操作してマスト8
を受体7に対する上方離脱位置から下降させるこ
とにより一方の連結ピンに嵌脱自在に嵌合支持さ
れる嵌合部26と、マスト8が前記一方の連結ピ
ンに支持された状態で回動用シリンダを操作して
マスト8を一方の連結ピン廻りに回動させること
により他方の連結ピンに係脱自在に係合してマス
ト8の上方移動を規制する係止部27とを設けた
ことを特徴とするフロントローダのマスト取付装
置。
[Claims for Utility Model Registration] A pair of left and right masts 8 supported on both sides of the vehicle body 1 via receivers 7, booms 9 rotatably attached to the upper part of each mast 8, and these booms 9. a working tool 11 rotatably attached to the tip;
a brace 15 connecting the vehicle body 1 and the mast 8;
In a front loader equipped with a boom rotation cylinder 13 provided between the mast 8 and the boom 9 and a work implement rotation cylinder 14 provided between the boom 9 and the work implement 11, each of the receivers 7 The mast 8 is equipped with a pair of upper and lower connecting pins 20 and 21 having axes in the left and right direction, and is attached to the lower part of the left and right masts 8 by operating the rotation cylinder.
A fitting part 26 that is removably fitted to one of the connecting pins by lowering the mast 8 from an upper detached position relative to the receiver 7, and a rotating cylinder in which the mast 8 is supported by the one connecting pin. The feature is that a locking portion 27 is provided which restricts the upward movement of the mast 8 by rotating the mast 8 around one of the connecting pins to releasably engage the other connecting pin. Front loader mast mounting device.
JP1989017367U 1989-02-15 1989-02-15 Front loader mast mounting device Expired - Lifetime JPH0730767Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989017367U JPH0730767Y2 (en) 1989-02-15 1989-02-15 Front loader mast mounting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989017367U JPH0730767Y2 (en) 1989-02-15 1989-02-15 Front loader mast mounting device

Publications (2)

Publication Number Publication Date
JPH02109854U true JPH02109854U (en) 1990-09-03
JPH0730767Y2 JPH0730767Y2 (en) 1995-07-19

Family

ID=31231087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989017367U Expired - Lifetime JPH0730767Y2 (en) 1989-02-15 1989-02-15 Front loader mast mounting device

Country Status (1)

Country Link
JP (1) JPH0730767Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3211142A3 (en) * 2016-02-26 2017-11-29 Yanmar Co., Ltd. Loader attachment system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS621933A (en) * 1985-06-26 1987-01-07 Maruhisa Seisakusho:Kk Fitting device of front loader to tractor
JPS62120551U (en) * 1986-01-24 1987-07-31

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS621933A (en) * 1985-06-26 1987-01-07 Maruhisa Seisakusho:Kk Fitting device of front loader to tractor
JPS62120551U (en) * 1986-01-24 1987-07-31

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3211142A3 (en) * 2016-02-26 2017-11-29 Yanmar Co., Ltd. Loader attachment system
US10358789B2 (en) 2016-02-26 2019-07-23 Yanmar Co., Ltd. Loader attachment system

Also Published As

Publication number Publication date
JPH0730767Y2 (en) 1995-07-19

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