JPS6253606U

JPS6253606U -

Info

Publication number: JPS6253606U
Application number: JP14642085U
Authority: JP
Priority date: 1985-09-24
Filing date: 1985-09-24
Publication date: 1987-04-03

Description

[Brief explanation of drawings]

第１図は従来のものを説明する斜視図、第２図
は同上の要部の斜視図、第３図は本願のものの斜
視図、第４図は同上の要部の斜視図、第５図は第
３図の要部の分解した拡大斜視図、第６図は第５
図の拡大縦断面図、第７図は他の実施例の斜視図
、第８図は同上の要部の分解した拡大図、第９図
は縦断面図、第１０図は同上の一部を切欠いた要
部拡大図、第１１図はフツクが倒伏した状態の側
面図、第１２図はフツクが起立した状態の側面図
、第１３図はフツクが倒伏した状態の他の実施例
を示す側面図、第１４図は同上の作用を説明する
縦断面図、第１５図はフツクの回動に伴う固定ピ
ンなどの移動状態を説明する側面図、第１６図は
同上の作用を説明する縦断面図、第１７図はフツ
クの回動に伴う固定ピンなどの移動状態を説明す
る側面図、第１８図は同上においてフツクが起立
した状態の側面図、第１９図は第１８図における
作用を説明する縦断面図、第２０図は従来の作業
機連結装置の略図的側面図である。１……トラクタ、１Ａ……リフトアーム、１Ｂ
……ロワーリンク、１Ｃ……リフトロツト、１Ｄ
……リフトロツトの長さ調整機構、２……連結フ
レーム、２Ａ……係合板、２Ｂ……ブラケツト、
２Ｃ……ロワーリングピン、２Ｄ……軸、２Ｅ…
…ボルト、２Ｆ……貫通孔、２Ｇ……突出部、２
Ｈ……貫通孔、３……装着フレーム。 Fig. 1 is a perspective view explaining the conventional one, Fig. 2 is a perspective view of the main parts of the above, Fig. 3 is a perspective view of the present invention, Fig. 4 is a perspective view of the main parts of the same, and Fig. 5. is an exploded, enlarged perspective view of the main parts of Figure 3, and Figure 6 is an exploded perspective view of the main parts of Figure 5.
7 is a perspective view of another embodiment, FIG. 8 is an exploded enlarged view of the main parts of the same, FIG. 9 is a longitudinal sectional view, and FIG. 10 is a part of the same. An enlarged view of the main part with a cutout, FIG. 11 is a side view of the hook in a state where the hook is laid down, FIG. 12 is a side view with the hook in an upright position, and FIG. 13 is a side view showing another embodiment with the hook in a state where the hook is laid down. Fig. 14 is a longitudinal cross-sectional view explaining the same action as above, Fig. 15 is a side view showing the moving state of the fixing pin etc. as the hook rotates, and Fig. 16 is a longitudinal cross-sectional view explaining the action same as above. Fig. 17 is a side view illustrating the state of movement of the fixing pin etc. as the hook rotates, Fig. 18 is a side view of the same as above with the hook erected, and Fig. 19 explains the action in Fig. 18. FIG. 20 is a schematic side view of a conventional work implement coupling device. 1...Tractor, 1A...Lift arm, 1B
...Lower link, 1C...Lift rod, 1D
...Lift rod length adjustment mechanism, 2...Connection frame, 2A...Engagement plate, 2B...Bracket,
2C...Lowering pin, 2D...Shaft, 2E...
...Bolt, 2F...Through hole, 2G...Protrusion, 2
H...Through hole, 3...Mounting frame.

Claims

[Scope of utility model registration request]

A pair of brackets with lower ring pins fastened to the shaft fixed to the lower engagement plate are pivotally connected, and while the lower ring pins can be moved up and down, the lower ring pins can also be fixed at the same height if necessary. A working machine coupling device characterized in that the lowering pin is configured to be fixed by changing the left and right heights thereof.