JPS63199503U - - Google Patents

Description

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

第１図は、本考案に係る牽引作業機の連結装置
の一実施例を示した側面図、第２図はその要部を
示した部分破断平面図、第３図は第２図中の―
線断面図、第４図は第２図中の―線断面図
、第５図は他の要部を示した部分破断側面図、第
６図は本考案の作用を説明するための平面図、第
７図は従来の連結装置を示した平面図、第８図は
他の従来の連結装置を示した平面図である。 図中、２は牽引作業機、３はトラクタ、４は牽
引用部材、８はユニバーサル伝動軸、１０は被牽
引桿、１１は連結部材、１８は入力軸である。 Fig. 1 is a side view showing an embodiment of a coupling device for a towing work machine according to the present invention, Fig. 2 is a partially cutaway plan view showing the main parts thereof, and Fig. 3 is a side view showing an embodiment of a coupling device for a towing work machine according to the present invention.
4 is a sectional view taken along the line - in FIG. 2, FIG. 5 is a partially cutaway side view showing other important parts, and FIG. 6 is a plan view for explaining the operation of the present invention. FIG. 7 is a plan view showing a conventional coupling device, and FIG. 8 is a plan view showing another conventional coupling device. In the figure, 2 is a towing work machine, 3 is a tractor, 4 is a towing member, 8 is a universal transmission shaft, 10 is a towed rod, 11 is a connecting member, and 18 is an input shaft.

Claims (1)

【実用新案登録請求の範囲】 (1) トラクタに牽引作業機を連結するための連
結装置において、上記牽引作業機に、上記トラク
タに備えられた牽引用部材と連結される被牽引桿
を設け、該被牽引桿に、上記牽引用部材と旋回自
在に接続される連結軸部を有する連結部材を、上
記被牽引桿の長手方向へ上記連結軸部を突出させ
て、進退自在に挿入すると共に、上記トラクタの
回転駆動力を伝達するためのユニバーサル伝動軸
と連結する入力軸を設けたことを特徴とする牽引
作業機の連結装置。 (2) 上記入力軸が、その端部に該入力軸の軸廻
りに嵌合される筒体を設け、該筒体を上記ユニバ
ーサル伝動軸へ延出させて該延出区画に進退自在
に接続される継ぎ軸を設けた上記実用新案登録請
求の範囲第１項に記載の牽引作業機の連結装置。[Claims for Utility Model Registration] (1) In a coupling device for connecting a towing work machine to a tractor, the towing work machine is provided with a towed rod that is connected to a towing member provided on the tractor, A connecting member having a connecting shaft portion rotatably connected to the towing member is inserted into the towed rod so that the connecting shaft portion protrudes in the longitudinal direction of the towed rod so as to be movable forward and backward; A coupling device for a traction work machine, comprising an input shaft coupled to a universal transmission shaft for transmitting rotational driving force of the tractor. (2) The input shaft is provided with a cylindrical body fitted around the axis of the input shaft at its end, and the cylindrical body is extended to the universal transmission shaft and connected to the extension section so as to be freely retractable. A coupling device for a traction work machine as set forth in claim 1 of the above-mentioned utility model registration claim, which is provided with a connecting shaft.