JPH0333723U

JPH0333723U -

Info

Publication number: JPH0333723U
Application number: JP9149889U
Authority: JP
Priority date: 1989-08-04
Filing date: 1989-08-04
Publication date: 1991-04-03

Description

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

第１図〜第６図は本考案の一実施例にかかり、
第１図はその要部断面図、第２図はその全体の概
略構成図、第３図はそのアクチユエータの断面図
、第４図及び第５図はそれぞれ動作説明図、第６
図は制御系統の概略構成図である。図面中、１２はトランスフアー、１３は後輪推
進軸、１４は前輪推進軸、２０はフロントデフ、
２１は前輪、２３は出力軸、２４はクラツチ手段
、２５は車軸、２６，２７はクラツチギヤ、２８
はクラツチスリーブ、２９はシフトフオーク、３
０はバキユームアクチユエータ、３２はダイヤフ
ラム、３３はロツド、３４，３５は吸気管、３６
はばねである。 Figures 1 to 6 show an embodiment of the present invention,
Fig. 1 is a sectional view of its main parts, Fig. 2 is a schematic diagram of its overall configuration, Fig. 3 is a sectional view of its actuator, Figs.
The figure is a schematic diagram of the control system. In the drawing, 12 is a transfer, 13 is a rear wheel propulsion shaft, 14 is a front wheel propulsion shaft, 20 is a front differential,
21 is a front wheel, 23 is an output shaft, 24 is a clutch means, 25 is an axle, 26 and 27 are clutch gears, 28
is clutch sleeve, 29 is shift fork, 3
0 is a vacuum actuator, 32 is a diaphragm, 33 is a rod, 34 and 35 are intake pipes, 36
It is a spring.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

パートタイム駆動される左右の車軸をクラツチ
手段で連結、分離可能とし、該車軸が駆動されな
い二輪駆動状態では該左右の車軸を分離させると
共に該車軸が駆動される四輪駆動状態では該左右
の車軸を連結させるべく前記クラツチ手段を作動
させるアクチユエータを有するパートタイム四輪
駆動車の動力伝達装置において、前記アクチユエ
ータは前記左右の車軸を連結させるべく前記クラ
ツチ手段を作動させる方向に常時付勢するばねを
有し、該ばねのばね力に抗して駆動力を働かせる
ことで該左右の車軸を分離させるべく該クラツチ
手段を作動させることを特徴とするパートタイム
四輪駆動車の動力伝達装置。 The left and right axles driven part-time can be connected and separated by a clutch means, and in a two-wheel drive state where the axles are not driven, the left and right axles are separated, and in a four-wheel drive state where the axles are driven, the left and right axles are separated. In a power transmission system for a part-time four-wheel drive vehicle, the actuator includes a spring that constantly biases the clutch means in a direction to connect the left and right axles. A power transmission device for a part-time four-wheel drive vehicle, characterized in that the clutch means is actuated to separate the left and right axles by applying a driving force against the spring force of the spring.