JPS5935154U - Vehicle brake control system - Google Patents

Vehicle brake control system

Info

Publication number
JPS5935154U
JPS5935154U JP1983103540U JP10354083U JPS5935154U JP S5935154 U JPS5935154 U JP S5935154U JP 1983103540 U JP1983103540 U JP 1983103540U JP 10354083 U JP10354083 U JP 10354083U JP S5935154 U JPS5935154 U JP S5935154U
Authority
JP
Japan
Prior art keywords
signal
control system
conductor
magnitude
change rate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1983103540U
Other languages
Japanese (ja)
Inventor
ロバ−ト・バ−ナ−ド・バ−トラシ−
Original Assignee
ケルシ−・ヘイズ・カンパニ−
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ケルシ−・ヘイズ・カンパニ− filed Critical ケルシ−・ヘイズ・カンパニ−
Publication of JPS5935154U publication Critical patent/JPS5935154U/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/88—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
    • B60T8/885—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means using electrical circuitry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
    • B60T8/1703—Braking or traction control means specially adapted for particular types of vehicles for aircrafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Regulating Braking Force (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案の特徴を実施せるスキッド制御系を一般
に結合して示す概略、ブロック線図、第２図は一般に本
考案のスキッド制御系の作用を示した、車輪線速度のグ
ラフと車両速度対時間の発生アナログ、第２Ａ図は車両
速度のアナログのカーブを形成する点の軌跡を描いた、
第２図のグラフの１部分と同様なグラフ図、第３図は第
２図における系統の制御回路のブロック線図、第４図は
第２図における系統の制御回路の回路図、第５図は変型
した系統を示す第２図と同様なグラフ図、第６図は第５
図に示した変型系統の部分回路図、第７図は異なる変型
系統を示す第２図と同様なグ・ラフ図、第８Ｂおよび第
８Ｃ図は第７図に示す異なる変型系統を示す、それぞれ
第４Ｂ図および第４Ｃ図と同様な回路図、第９図は第８
Ｂおよび第８Ｃ図に−おける実施例の変型を示す回路図
、第１０図は第９図における回路の１部分に応答する状
態を示すカーブで、第１１図はここに記載する実施例の
いずれにも用いられる故障警報回路を示した回路図であ
る。 １０・・・ブレーキドラム、１２・・・車輪ブレーキシ
リンダ、１４・・・流体ライン、１６・・・流体圧力源
、１８・・・ライン、２０・・・動作弁、２２・・・踏
子、２４・・・調整弁、２６・・・変調器、２８・・・
センサ、３０・・・励振りング、３４・・・導体、４０
・・・積分回路、４２・・・増幅器、４４′・・・導体
、４５・・・導体、４３・・・クランプ回路、４４・・
・電圧比較回路、４６・・・導体、４７．４９・・・増
幅器、５１．５３・・・導体、５７・・・接続部、５８
・・・ソレノイド、７０・・・導体、７２・・・導体、
７４・・・導体、Ｑ・・・トランジスタ、Ｃ・・・コン
デンサ、ＣＲ・・・ツェナ・ダイオード、？４，７６゜
７８・・・導体、８０．８２・・・導体、８６．８８・
・・導体１、Fig. 1 is a schematic diagram and block diagram generally showing the combination of a skid control system that can implement the features of the present invention, and Fig. 2 is a graph of wheel linear speed and vehicle, generally showing the operation of the skid control system of the present invention. Figure 2A depicts the locus of points forming the analog curve of vehicle speed,
A graph similar to a part of the graph in Fig. 2, Fig. 3 is a block diagram of the control circuit of the system in Fig. 2, Fig. 4 is a circuit diagram of the control circuit of the system in Fig. 2, and Fig. 5 is a graph similar to Figure 2 showing the transformed lineage, Figure 6 is the same as Figure 5.
FIG. 7 is a graph diagram similar to FIG. 2 showing different modified systems; FIGS. 8B and 8C are partial circuit diagrams of the modified system shown in FIG. 7, respectively. Circuit diagram similar to Figures 4B and 4C; Figure 9 is similar to Figure 8.
FIG. 10 is a circuit diagram illustrating a variation of the embodiment in FIGS. 8B and 8C; FIG. FIG. 2 is a circuit diagram showing a failure alarm circuit that is also used. DESCRIPTION OF SYMBOLS 10... Brake drum, 12... Wheel brake cylinder, 14... Fluid line, 16... Fluid pressure source, 18... Line, 20... Operation valve, 22... Stepper, 24... Regulating valve, 26... Modulator, 28...
Sensor, 30... Excitation ring, 34... Conductor, 40
...Integrator circuit, 42...Amplifier, 44'...Conductor, 45...Conductor, 43...Clamp circuit, 44...
・Voltage comparison circuit, 46...Conductor, 47.49...Amplifier, 51.53...Conductor, 57...Connection part, 58
...Solenoid, 70...Conductor, 72...Conductor,
74...Conductor, Q...Transistor, C...Capacitor, CR...Zena diode, ? 4,76°78...Conductor, 80.82...Conductor, 86.88.
...Conductor 1,

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車輪付車両の少なくとも１つの車輪にたいするブレーキ
を制御するスキッド制御系において、少なくともその１
つの車輪の速度を表わす大きさを有する第１信号を発信
する第１手段と、予め設定した時間変化率を得るまで第
１信号の予め選択した部分すなわち９４パーセント乃至
９８パーセントの範囲をなす大きさを有し、該予め設定
した時間変化率を得た時点でこの変化率よりも小さい選
択時間変化率で減少する大きさを有する第２信号を発信
し、それにより第１信号と第２信号の大きさを互いに接
近させる第２手段と、前記第１および第２信号の大きさ
を比較しよつ前記第１および第２信号が選択された関係
をもつに至った後出力信号を発信する比較手段と、前記
出力信号に応答しブレーキの釈放を開始させる調整手段
とからなるスキッド制御系。In a skid control system that controls a brake for at least one wheel of a wheeled vehicle, at least one of the skid control systems includes:
a first means for transmitting a first signal having a magnitude representative of the speed of one wheel; and a magnitude ranging from 94 percent to 98 percent of a preselected portion of the first signal until a predetermined time rate of change is obtained; and transmits a second signal having a magnitude that decreases at a selected time change rate smaller than this change rate when the preset time change rate is obtained, thereby increasing the difference between the first signal and the second signal. a second means for comparing magnitudes of said first and second signals and generating an output signal after said first and second signals have a selected relationship; and adjusting means for initiating release of the brake in response to said output signal.
JP1983103540U 1972-01-17 1983-07-05 Vehicle brake control system Pending JPS5935154U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21836272A 1972-01-17 1972-01-17
US218362 1994-03-28

Publications (1)

Publication Number Publication Date
JPS5935154U true JPS5935154U (en) 1984-03-05

Family

ID=22814804

Family Applications (2)

Application Number Title Priority Date Filing Date
JP48006706A Pending JPS4880979A (en) 1972-01-17 1973-01-16
JP1983103540U Pending JPS5935154U (en) 1972-01-17 1983-07-05 Vehicle brake control system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP48006706A Pending JPS4880979A (en) 1972-01-17 1973-01-16

Country Status (10)

Country Link
JP (2) JPS4880979A (en)
AR (1) AR197797A1 (en)
AU (1) AU471501B2 (en)
BR (1) BR7300360D0 (en)
CA (1) CA1010535A (en)
DE (1) DE2302176C2 (en)
GB (1) GB1383732A (en)
IT (1) IT976879B (en)
SE (1) SE392077B (en)
ZA (1) ZA7348B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264487B (en) * 1959-04-07 1968-03-28 Goodyear Tire & Rubber Arrangement for preventing braked vehicle wheels from sliding
US3578819A (en) * 1968-09-23 1971-05-18 Kelsey Hayes Co Skid control system
US3614172A (en) * 1969-02-27 1971-10-19 Kelsey Hayes Co Skid control system
FR2067882A5 (en) * 1969-11-20 1971-08-20 Dba
DE2136863A1 (en) * 1970-07-27 1972-02-03 Saab Scania Ab System for generating control signals in electronic vehicle brake control systems which react to the vehicle speed

Also Published As

Publication number Publication date
BR7300360D0 (en) 1973-09-27
DE2302176C2 (en) 1982-05-19
AR197797A1 (en) 1974-05-10
CA1010535A (en) 1977-05-17
JPS4880979A (en) 1973-10-30
IT976879B (en) 1974-09-10
SE392077B (en) 1977-03-14
AU5114473A (en) 1974-07-18
ZA7348B (en) 1973-09-26
GB1383732A (en) 1974-02-12
AU471501B2 (en) 1976-04-29
DE2302176A1 (en) 1973-07-26

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