JPH0426193U

JPH0426193U -

Info

Publication number: JPH0426193U
Application number: JP6759390U
Authority: JP
Priority date: 1990-06-26
Filing date: 1990-06-26
Publication date: 1992-03-02
Also published as: JPH0454073Y2

Description

【図面の簡単な説明】第１図ないし第３図は本考案の一実施例を示す
ものであり、第１図は本考案制動油圧制御装置の
油圧回路図、第２図は前部マスタシリンダの切欠
き縦断面図、第３図は後部マスタシリンダの切欠
き縦断面図、第４図および第５図は本考案の他の
実施例をそれぞれ示す第１図に対応した油圧回路
図である。１……第１操作部材としてのブレーキレバー、
２……第２操作部材としてのブレーキペダル、４
……連動油圧発生手段、５……ボデイ、６……隔
壁、７……第１シリンダ孔、８……第２シリンダ
孔、９……第１ピストン、１０……第２ピストン
、１１……ピストンロツド、１２……ばね、１７
……第１入力油圧室、２４……第２入力油圧室、
２５……出力油圧室、２９……油路、３１……リ
ザーバ、３３……補給路、３５，３６……ねじ栓
、ＢＦ……前輪用ブレーキ装置、ＢＲ……後輪用
ブレーキ装置、ＭＦ……第１マスタシリンダとし
ての前部マスタシリンダ、ＭＲ……第２マスタシ
リンダとしての後部マスタシリンダ。[Brief Description of the Drawings] Figures 1 to 3 show an embodiment of the present invention, in which Figure 1 is a hydraulic circuit diagram of the brake hydraulic control device of the present invention, and Figure 2 is a front master cylinder. FIG. 3 is a notched longitudinal sectional view of the rear master cylinder, and FIGS. 4 and 5 are hydraulic circuit diagrams corresponding to FIG. 1 showing other embodiments of the present invention. . 1... Brake lever as a first operating member,
2... Brake pedal as a second operating member, 4
... Interlocking hydraulic pressure generating means, 5 ... Body, 6 ... Partition wall, 7 ... First cylinder hole, 8 ... Second cylinder hole, 9 ... First piston, 10 ... Second piston, 11 ... Piston rod, 12...Spring, 17
...First input hydraulic chamber, 24...Second input hydraulic chamber,
25... Output hydraulic chamber, 29... Oil path, 31... Reservoir, 33... Supply path, 35, 36... Screw plug, BF... Brake device for front wheels, BR... Brake device for rear wheels, MF ...Front master cylinder as the first master cylinder, MR...Rear master cylinder as the second master cylinder.

Claims

【実用新案登録請求の範囲】前、後の車輪にそれぞれ装着された前、後輪
用ブレーキ装置ＢＦ，ＢＲと、第１操作部材１に
連動、連結された第１マスタシリンダＭＦと、第
２操作部材２に連動、連結されるとともに後輪用
ブレーキ装置ＢＲに接続される第２マスタシリン
ダＭＲと、両マスタシリンダＭＦ，ＭＲのいずれ
の出力油圧に応じても前輪車ブレーキ装置ＢＦに
制動油圧を作用させるべく前記両マスタシリンダ
ＭＦ，ＭＲおよび前輪用ブレーキ装置ＢＦ間に介
設される連動油圧発生手段４とを備える自動二輪
車用制動油圧制御装置において、連動油圧発生手
段４は、相互間に隔壁６を介在させた同軸上の第
１および第２シリンダ孔７，８を有するボデイ５
と、第１マスタシリンダＭＦに通じる第１入力油
圧室１７を前記隔壁６とは反対側で第１シリンダ
孔７と端壁との間に画成して第１シリンダ孔７に
摺動可能に嵌合される第１ピストン９と、第２マ
スタシリンダＭＲに通じる第２入力油圧室２４を
前記隔壁６側に形成するとともに前輪用ブレーキ
装置ＢＦに通じる出力油圧室２５を第２入力油圧
室２４とは反対側に形成して第２シリンダ孔８に
摺動可能に嵌合される第２ピストン１０と、前記
隔壁６を油密にかつ軸方向移動自在に貫通して前
記両ピストン９，１０を同軸に連結するピストン
ロツド１１と、第１および第２入力油圧室１７，
２４の容積を縮小させる側に両ピストン９，１０
を付勢するばね１２とを備えることを特徴とする
自動二輪車用制動油圧制御装置。前記出力油圧室２５に作動油を補給するため
の補給路３３が前記ボデイ５に穿設され、該補給
路３３に接続されるリザーバ３１は、前記両マス
タシリンダＭＦ，ＭＲの少なくとも一方と共通に
して配設されることを特徴とする請求項第項記
載の自動二輪車制動油圧制御装置。ボデイ５の上部には、リザーバ３１から前記
出力油圧室２５に作動油を補給するための補給路
３３に接続した油路２９が穿設されており、緩め
時には第１および第２入力油圧室１７，２４内の
上部を前記油路２９にそれぞれ連通させ得る一対
のねじ栓３５，３６が前記ボデイ５に装着される
ことを特徴とする請求項第項または第項記載
の自動二輪車用制動油圧制御装置。[Claims for Utility Model Registration] Front and rear brake devices BF and BR mounted on the front and rear wheels, respectively, a first master cylinder MF interlocked and connected to the first operating member 1, and a second A second master cylinder MR is interlocked and connected to the operating member 2 and connected to the rear wheel brake device BR, and brake hydraulic pressure is applied to the front wheel brake device BF depending on the output hydraulic pressure of both master cylinders MF and MR. In the brake hydraulic pressure control device for a motorcycle, the interlocking hydraulic pressure generating means 4 is interposed between the master cylinders MF, MR and the front wheel brake device BF in order to act on the braking device BF. A body 5 having coaxial first and second cylinder holes 7 and 8 with a partition wall 6 interposed therebetween.
A first input hydraulic pressure chamber 17 communicating with the first master cylinder MF is defined between the first cylinder hole 7 and the end wall on the opposite side from the partition wall 6, so that the first input hydraulic pressure chamber 17 is slidable into the first cylinder hole 7. A second input hydraulic chamber 24 communicating with the first piston 9 to be fitted and the second master cylinder MR is formed on the partition wall 6 side, and an output hydraulic chamber 25 communicating with the front wheel brake device BF is formed in the second input hydraulic chamber 24. a second piston 10 formed on the opposite side to the second cylinder hole 8 and slidably fitted into the second cylinder hole 8; a piston rod 11 coaxially connecting the first and second input hydraulic chambers 17,
Both pistons 9 and 10 are placed on the side where the volume of 24 is reduced.
A braking hydraulic control device for a motorcycle, comprising: a spring 12 that biases the brake fluid; A supply passage 33 for supplying hydraulic oil to the output hydraulic chamber 25 is bored in the body 5, and a reservoir 31 connected to the supply passage 33 is shared with at least one of the master cylinders MF and MR. 2. A motorcycle braking hydraulic control device according to claim 1, wherein said motorcycle braking hydraulic control device is arranged in a manner that: An oil passage 29 connected to a replenishment passage 33 for replenishing hydraulic oil from a reservoir 31 to the output hydraulic chamber 25 is bored in the upper part of the body 5, and when loosening, the first and second input hydraulic chambers 17 , 24, a pair of screw plugs 35, 36 are attached to the body 5 so as to communicate the upper portions of the insides of the oil passages 29 with the oil passage 29, respectively. Device.