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    • 1. 发明授权
    • Vehicle tire pressure supervisory system
    • 汽车轮胎压力监控系统
    • US4064482A
    • 1977-12-20
    • US732788
    • 1976-10-15
    • Wolfgang MaischRainer BurkelJean Pierre LeroyAndre Bonin
    • Wolfgang MaischRainer BurkelJean Pierre LeroyAndre Bonin
    • B60C23/04B60C23/02
    • B60C23/0408
    • The wheels at opposite ends of an axle - and which may be twin or tandem wheels -- each have a pressure switch and a tank circuit associated therewith, rotating with the wheel. The tank circuits includes a normally closed pressure-sensitive switch which, when the pressure in the respective tire drops below a certain value, opens the tank circuit. The coil of the tank circuit is coupled with a transducer coil connected to a blocking oscillator which, upon passage of the tank circuit, provides an output pulse. The frequency or recurrence rate of the output pulses from opposite ends of the wheels at an axle are compared in an integrating comparator and, if the frequencies differ after a predetermined integration time, provide an alarm signal. The integrator or a digital counter which should have a number of count stages, only the last one providing an alarm signal to allow for variation in frequency with normal tire pressure when the vehicle rounds a curve. Tandem or multiple wheels at one end of the axle each can be provided with a tank circuit, offset 90.degree. with respect to each other, however. Use of tandem wheels increases the absolute frequency and does not change the comparison system.
    • 在车轴的相对端处的车轮 - 可以是双列或双列车轮 - 每个车轮都具有压力开关和与其相关联的油箱回路,与车轮一起旋转。 油箱回路包括一个常闭压力开关,当各轮胎的压力下降到一定值以下时,打开油箱回路。 油箱回路的线圈与连接到阻塞振荡器的换能器线圈耦合,该阻塞振荡器在储能电路通过时提供输出脉冲。 在积分比较器中比较来自车轴相对端的输出脉冲的频率或再现速率,如果频率在预定积分时间之后不同,则提供报警信号。 积分器或数字计数器应该具有多个计数级,只有最后一个提供报警信号,以允许当车辆绕曲线时具有正常轮胎压力的频率变化。 然而,在轴的一端的串联或多个轮子可以设置有相对于彼此偏移90°的油箱回路。 串联轮的使用增加了绝对频率,不会改变比较系统。
    • 2. 发明授权
    • Method and apparatus for automatic engine shut-off and restart
    • 自动发动机关闭和重新启动的方法和装置
    • US4192279A
    • 1980-03-11
    • US4236
    • 1979-01-17
    • Wolfgang MaischRainer Burkel
    • Wolfgang MaischRainer Burkel
    • F02D41/34F02D17/04F02D29/02F02D43/00F02N11/08F02B75/12
    • F02N11/0818F02D17/04F02N2200/022F02N2200/063F02N2200/103Y02T10/48Y10S261/19Y10T477/653Y10T477/71Y10T477/79
    • A method and apparatus for automatic arrest of the motor in a motor vehicle in conditions of standstill or near-standstill, for example when the motor reaches speeds at or below the stalling speed with an engaged drive line. In stop-and-go driving, the invention includes monitoring the vehicle speed, the motor speed and the state of actuation of the accelerator pedal and the clutch pedal. If a set of conditions is met, for example that the vehicle speed is below 3 kilometers per hour, and that neither the accelerator pedal nor the clutch pedal are depressed, and the engine temperature is sufficiently high, the apparatus of the invention automatically arrests the engine either by fuel shut-off or by ignition shut-off or both. A depression of the clutch pedal restarts the engine. The invention further provides for automatic fuel shut-off to the motor under the conditions of engine braking, i.e., operation with closed throttle and relatively high motor speed.
    • 一种用于在静止或接近静止的情况下在机动车辆中自动停止马达的方法和装置,例如当马达以啮合的驱动线路达到或低于失速速度的速度时。 在停止驾驶中,本发明包括监视车速,电动机速度和加速器踏板和离合器踏板的致动状态。 如果满足一组条件,例如车速低于每小时3公里,并且加速踏板和离合器踏板都不被压下,并且发动机温度足够高,则本发明的装置自动地将 发动机通过燃油切断或点火关闭或两者兼而有之。 离合器踏板的压低重启发动机。 本发明还提供了在发动机制动的条件下,即具有闭合节气门和较高电动机速度的操作下对电动机的自动燃料切断。
    • 4. 发明授权
    • System for controlling an internal combustion engine
    • 用于控制内燃机的系统
    • US5146886A
    • 1992-09-15
    • US646770
    • 1991-02-07
    • Erik MannleBernd Lieberoth-LedenWolfgang Maisch
    • Erik MannleBernd Lieberoth-LedenWolfgang Maisch
    • F02D41/14F02D9/00F02D41/00F02D41/22F02D45/00
    • F02D41/00F02D41/222Y02T10/40
    • A method for controlling an internal combustion engine is proposed, in particular in conjunction with control systems for engine power, in which, in order to avoid potentiometer failures due to deposits of insulating abraded material on the potentiometer track due to the movement of a positioning component, in particular a throttle flap, in overrun operation, with released accelerator pedal and above a pregiven resume engine speed where there is fuel cutoff, the positioning component is briefly moved out of its fixed position or is closed beyond its pregiven idle position. On reaching a certain position for upon renewed fuel supply due to the engine speed falling below the resume engine speed, the positioning component is abruptly reset to its fixed position.
    • PCT No.PCT / DE90 / 00445 Sec。 371日期1991年2月7日 102(e)日期1991年2月7日PCT Filed 1990年6月13日PCT公布。 公开号WO91 / 00957 日本1991年1月24日。提出了一种用于控制内燃机的方法,特别是与用于发动机功率的控制系统相结合,其中为了避免由于电位器轨道上的绝缘磨损材料的沉积引起的电位器故障 对于定位组件,特别是节气门瓣的运动,在超载操作中,释放的加速器踏板和高于有燃料切断的预先恢复的发动机转速,定位组件被短暂地移出其固定位​​置或被封闭超出 它的预定空闲位置。 由于发动机转速低于恢复发动机转速,在达到某一位置以重新燃料供给时,定位部件突然重置到其固定位置。
    • 5. 发明授权
    • Electric-motor-drivable pressure generator for a hydraulic brake system
for a vehicle
    • 用于车辆液压制动系统的电动马达发电机
    • US5085490A
    • 1992-02-04
    • US555698
    • 1990-07-23
    • Walter SteinhauserGuenter KaesWolfgang MaischAlwin Stegmaier
    • Walter SteinhauserGuenter KaesWolfgang MaischAlwin Stegmaier
    • B60T8/32B60T8/48
    • B60T8/489
    • A slip control system for a hydraulic brake system of a vehicle, which comprises a pressure generator having a plunger piston, which plunges into a cylinder filled with brake fluid and is connected to a rack. For the forward drive of the plunger piston, an electric drive motor is provided, which via a gear drive drives a pinion meshing with the rack. For the return drive of the plunger piston, a spiral spring is used that engages on one end with pinion shaft and on the other is supported on the pressure generator housing. The use of the spiral spring makes a short axial structural length of the pressure generator attainable. A grip roller free-wheel clutch is also provided in the drive train between the motor and the rack. The grip roller free-wheel clutch effects an uncoupling of the gear drive and the drive motor when the rack, at the end of the return stroke, strikes a stop of the pressure generator housing. This prevents damage to the gear drive and motor.
    • 一种用于车辆的液压制动系统的滑动控制系统,其包括具有柱塞活塞的压力发生器,所述柱塞活塞突入到填充有制动流体的气缸中并且连接到齿条。 对于柱塞活塞的向前驱动,提供电驱动马达,其通过齿轮传动驱动与齿条啮合的小齿轮。 对于柱塞活塞的返回驱动器,使用螺旋弹簧,其在一端与小齿轮轴接合,而另一端支撑在压力发生器壳体上。 使用螺旋弹簧可以获得压力发生器的短轴向结构长度。 在电动机和机架之间的传动系中还设置夹紧轮续轮离合器。 当在返回行程结束时,机架在压力发生器壳体停止时,夹紧轮离合器离合器会影响齿轮传动装置和驱动电机的分离。 这样可以防止齿轮传动和电机损坏。
    • 7. 发明授权
    • Method for testing the correct position of a wiper of an electric
potentiometer and electric potentiometer for performing the method
    • 用于测试用于执行该方法的电位计和电位计的擦拭器的正确位置的方法
    • US4568876A
    • 1986-02-04
    • US534456
    • 1983-09-21
    • Wolfgang Maisch
    • Wolfgang Maisch
    • H01C10/30G01D18/00H01C10/04H01C10/32H01C17/00G01R27/02H01C1/12
    • H01C10/04G01D18/00H01C10/32
    • A method for testing the correct position of a wiper of an electric potentiometer and an electric potentiometer for performing the method are proposed. The electric potentiometer includes a wiper lever with brush wipers, which upon a rotational movement about a pivot shaft brush over two work sections of an electrically conductive layer applied to a carrier plate. One of the work sections communicates on one side with a connection layer and on the other with a grounded connection layer, which the other work section communicates with a pickup connection layer. Respective testing faces are provided in the extension of the permissible movement paths of the brush wipers on the work sections, these testing faces being embodied as electrically non-conductive and in a testing position of the wiper lever being crossed by the wiper lever. In the event of an incorrect position, a portion of the brush wipers in the testing position of the wiper lever is located outside the test faces, and the voltage which can be picked up at the pickup connection layer is then zero.
    • 提出了一种用于测试用于执行该方法的电位计和电位计的擦拭器的正确位置的方法。 电动电位器包括具有刷子擦拭器的刮水器杆,当刮刀绕着枢转轴刷旋转运动时,所述擦拭器杆在施加到承载板上的导电层的两个工作部分上。 其中一个工作部分在一侧与连接层相通,另一方面具有接地连接层,另一工作部分与拾取连接层通信。 在刷子擦拭器在工作部分上允许的移动路径的延伸中提供了相应的测试面,这些测试面被实施为不导电的,并且在擦拭器杆的测试位置被刮水器杆交叉。 在位置不正确的情况下,擦拭器杆的测试位置中的刷子擦拭器的一部分位于测试面之外,并且在拾取连接层可以拾取的电压为零。
    • 8. 发明授权
    • Switching control apparatus for electromagnetic control units
    • 电磁控制单元开关控制装置
    • US4284051A
    • 1981-08-18
    • US67067
    • 1979-08-02
    • Wolfgang Maisch
    • Wolfgang Maisch
    • F02D41/20H01F7/18H03K17/64F02B3/00
    • F02D41/20H01F7/1816H03K17/64F02D2041/2017F02D2041/2031F02D2041/2044F02D2200/0406F02D41/187
    • A method and apparatus for reliably switching electromagnetic control units, especially solenoid valves for blocking the idling fuel mixture in carburetor units of internal combustion engines during, for example, motor vehicle coasting. It is proposed to deenergize the solenoid valve at the beginning of the blocking operation for a time period ensuring a reliable valve release, initiating a current flow which preferably allows the solenoid valve to be at the brink of opening, and, at the desired instant of opening applying an overvoltage to the solenoid valve in a standby position, wherein the valve, though it has not as yet opened, requires merely a small additional pulse to open. The apparatus comprises an electrical switch connected in series with the solenoid valve which receives its control signal for deenergizing the solenoid from a timing element, the latter being responsive to engine operation parameters, such as air flow or pressure in the intake manifold, and a storage means for applying an additional or auxiliary pulse for opening the solenoid valve at a given instant and/or in response to operating parameters. Also disclosed is a protection arrangement for the circuitry of the apparatus in the event of a short circuit.
    • 特别是用于在例如机动车辆惯性滑行期间可靠地切换电磁控制单元的电磁阀,特别是用于阻塞内燃机的化油器单元中的空转燃料混合物的电磁阀。 建议在阻塞操作开始时断开电磁阀一段时间,以确保可靠的阀释放,启动电流,其优选地允许电磁阀处于开启的边缘,并且在期望的时刻 打开在待机位置对电磁阀施加过电压,其中,尽管尚未打开阀,但仅需要小的附加脉冲打开。 该装置包括与电磁阀串联连接的电开关,该电开关接收其控制信号,用于从定时元件断电螺线管,定时元件响应发动机操作参数,例如进气歧管中的气流或压力,以及存储器 用于在给定时刻和/或响应于操作参数施加附加或辅助脉冲以打开电磁阀的装置。 还公开了在短路的情况下该装置的电路的保护装置。
    • 9. 发明授权
    • Short circuit protected electronic control system
    • 短路保护电子控制系统
    • US4017765A
    • 1977-04-12
    • US653280
    • 1976-01-28
    • Wolfgang Maisch
    • Wolfgang Maisch
    • G05B9/02F02D41/20G05D13/62H02H3/08H02H3/087H02H7/20H03K17/082H03K17/16H02H3/24
    • F02D41/20H03K17/0826H03K17/16
    • To protect power transistors and similar electronic electronic control elements which have their main current paths serially connected to loads, one terminal of which is grounded, against short circuits within the loads and without substantial power loss in series sensing resistors, a resistor is connected in shunt with the main current path of the power electronic component, for example the emitter-collector path of a power resistor and a diode connected between this shunt-connected resistor, effectively at the junction of the load and the power semiconductor to the base of a driver transistor which controls the power semiconductor to apply the operating voltage at the junction to the base of the driver transistor so that the power transistor is controlled thereby to blocked condition if the voltage at the junction should drop from operating voltage, the diode, under normal operating condition, being blocked.
    • 为了保护功率晶体管和类似的电子电子控制元件,其主电流路径与负载串联连接,一端接地,抵抗负载内的短路,并且在串联检测电阻中没有实质的功率损耗,电阻分接 电力电子部件的主电流路径,例如功率电阻器的发射极 - 集电极路径和连接在该分流连接电阻器之间的二极管,有效地在负载和功率半导体的连接处到驱动器的基极 晶体管,其控制功率半导体以将结点处的工作电压施加到驱动晶体管的基极,使得功率晶体管被控制为阻塞状态,如果结点处的电压在正常工作期间应该从工作电压下降,二极管 状况被阻止。
    • 10. 发明授权
    • Method for speeding up the braking intervention in the traction control
mode, and hydraulic brake system for performing the method
    • 用于在牵引力控制模式下加速制动干预的方法,以及用于执行该方法的液压制动系统
    • US5275476A
    • 1994-01-04
    • US965316
    • 1992-10-23
    • Wolfgang Maisch
    • Wolfgang Maisch
    • B60T8/175B60T8/1761B60T8/40B60T8/48B60T8/32B60K28/16
    • B60T8/4045B60T8/4872
    • A hydraulic brake system for a vehicle having a traction control system, in which at least one self-aspirating pump, pressure fluid can be aspirated through an intake line and a charging valve and can be fed into a brake line leading to at least one wheel brake. A pressure limiting valve that diverts pressure fluid from the brake line to the intake line is also provided. To speed up the braking intervention, the pump is briefly turned on and the charging valve is opened when the vehicle is started, to carry away any gas bubbles that might be located between the charging valve and the pump. This averts the possibility that the compression of gas bubbles that might be present at the onset of traction control could cause the pump to pump less pressure fluid. The method can be employed in hydraulic brake systems of motor vehicles with traction control systems.
    • 一种用于具有牵引力控制系统的车辆的液压制动系统,其中至少一个自吸泵,压力流体可以通过进气管线和充气阀吸入,并且可以被供给到通向至少一个车轮的制动管路 制动。 还提供了将压力流体从制动管线分流到进气管线的限压阀。 为了加快刹车干预,泵将暂时打开,充电阀在车辆启动时打开,以便携带可能位于充气阀和泵之间的任何气泡。 这避免了在牵引力控制开始时可能存在的气泡的压缩可能导致泵泵送较少压力的流体的可能性。 该方法可用于具有牵引力控制系统的机动车辆的液压制动系统中。