JPH02124349U

JPH02124349U -

Info

Publication number: JPH02124349U
Application number: JP3294989U
Authority: JP
Priority date: 1989-03-22
Filing date: 1989-03-22
Publication date: 1990-10-12

Description

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

第１図は本考案を適用したリヤデフ装置の内部
構造を示す横断平面図、第２図は本考案構造を示
す遊星歯車装置部分の拡大図、第３図はリヤデフ
装置を備える一例としての四輪駆動車の駆動系の
構成図である。尚、図面中、１５……入力側ケース部材、２１
Ｌ，２１Ｒ……遊星歯車機構、２２Ｌ，２２Ｒ…
…リングギヤ、２３Ｌ，２３Ｒ……プラネタリギ
ヤ、２４Ｌ，２４Ｒ……サンギヤ、３１……キヤ
リア、４１……出力側軸部材、５２Ｌ，５２Ｒ…
…回転固定用クラツチである。 Fig. 1 is a cross-sectional plan view showing the internal structure of a rear differential device to which the present invention is applied, Fig. 2 is an enlarged view of a planetary gear device portion showing the structure of the present invention, and Fig. 3 is an example of a four-wheel vehicle equipped with a rear differential device. It is a block diagram of the drive system of a drive vehicle. In addition, in the drawing, 15...input side case member, 21
L, 21R... Planetary gear mechanism, 22L, 22R...
...Ring gear, 23L, 23R...Planetary gear, 24L, 24R...Sun gear, 31...Carrier, 41...Output side shaft member, 52L, 52R...
...It is a clutch for fixing rotation.

Claims

【実用新案登録請求の範囲】回転入力側のケース部材と該ケース部材内に配
置される回転出力側の軸部材との間に二組の遊星
歯車機構を設け、該二組の遊星歯車機構の各リン
グギヤを前記ケース部材の内周に設け、前記二組
の遊星歯車機構の各プラネタリギヤを保持するキ
ヤリアと各サンギヤの一方を前記軸部材に連結し
て他方に回転固定用のクラツチを夫々設けるとと
もに、前記二組の遊星歯車機構のギヤ比を異なら
せて一方を増速回転伝達用のギヤ比に設定した遊
星歯車装置において、前記増速回転伝達用遊星歯車機構のリングギヤ
を前記ケース部材の軸方向開口部側に設けたこと
を特徴とする遊星歯車装置。[Scope of Claim for Utility Model Registration] Two sets of planetary gear mechanisms are provided between a case member on the rotation input side and a shaft member on the rotation output side disposed within the case member, and the two sets of planetary gear mechanisms are Each ring gear is provided on the inner periphery of the case member, one of the carrier holding each planetary gear of the two sets of planetary gear mechanisms and each sun gear is connected to the shaft member, and the other is provided with a clutch for rotation fixation, respectively. , in a planetary gear device in which the two sets of planetary gear mechanisms have different gear ratios and one is set to a gear ratio for speed-up rotation transmission, the ring gear of the speed-up rotation transmission planetary gear mechanism is connected to the shaft of the case member. A planetary gear device characterized in that it is provided on the direction opening side.