Kiekert Ag

Kiekert Gmbh & Co Kommanditgesellschaft

Kiekert Gmbh & Co. Kg

Robert Boschgmbh

Brose Schliesssysteme Gmbh & Co. Kg

Kiekert Aktiengesellshaft

Peter Bartel

Frank Kleefeldt

Horst Brackmann

Fred Welskopf

Bernd Weyerstall

Wilfried Ostermann

Theodor Menke

Checrallah Kachouh

Johannes-Theodor Menke

Thorsten Torkowski

Rainer Josef Berger

Hans-Joachim Buscher

Ingmar Hentsch

Rainer Haubs

Bernhard Kordowski

Andreas Heinrich

Klaus Kulik

Horst Arlt

Edgar Budzynski

Willfried Ostermann

Dirk Hundertmark

Axel Kamberg

Christian Lippold

Slawomir Kortyrba

Mehmet Gueler

Florian Bessler

Holger Wuest

Slawomir Kotyrba

Mehmet Güler

A drive arrangement for a motor vehicle door or hatch which can be moved by a motor with a planet gear and a brake device with a brake. The brake device has a brake drive which is separate from the drive which drives the drive shaft and the brake is able to be moved at least from one of two positions into the other of the two positions by the brake drive. The brake can be an arc-shaped clip pivotally supported by a pivot axle with an inner periphery which is matched to an outer periphery of an element of the planet gear. The brake can be combined with the brake drive as an eddy current brake or can be operated by a further gearing or use of a permanent magnet with which an electromagnet is able to interact.

Drive arrangement for a motor vehicle door or hatch which can be moved by a motor

A motor vehicle door lock with an electromechanical central locking system drive () and a mechanical central locking system element () driven by it, the central locking system drive () having an electric drive motor () and a motor control () with a motor state sensor (). The central locking system element () can be moved by the central locking system drive () at least into a locked position and the motor control () is designed such that it triggers the electric drive motor () for driving the central locking system element () into the locked position after receiving an actuation signal from an actuation unit, such as a closing cylinder, a locking button, a remote control receiving unit or a handle (inside door handle, outside door handle). Preferably, the motor controlis also designed such that it automatically triggers the electric drive motor () for driving the central locking system element () into the locked position as soon as a certain operating state of the motor vehicle has been reached. Furthermore, significantly, the motor control () has a control circuit that includes the motor state sensor () and this control circuit is designed such that, when the electric drive motor () is triggered, the electric drive motor () runs with a low rpm that is controlled using the signal of the motor state sensor ().

Motor vehicle door lock with an electromechanical central locking system drive

A motor vehicle door lock with mechanical lock elements in a lock unit, the door lock includes a lock mechanism with several interacting elements in a control unit which is arranged at a location that is spatially separate from the lock unit in or on a motor vehicle door or hatch. The lock unit is connected to the control unit by a remote power transmission in the form of a Bowden cable, and the lock element in the lock unit can be mechanically actuated from an element of the lock mechanism in the control unit by the remote power transmission. In the lock unit, there is at least one component which is to be supplied with electricity to be triggered and/or to be interrogated, the at least one component is electrically connected by an electrical connecting element to lock electronics in the control unit, and the electrical connecting element is integrated into or combined with the mechanical power transmission.

Motor vehicle door lock with a lock unit and a control unit which are separate from one another

A motor vehicle door lock system with a vehicle lock, which can be locked and unlocked by a motor, includes a lock element which can be moved between a locked position and an unlocked position, and a central interlock drive with a slow-running drive element with which the lock element can be moved, with control electronics with a passive entry function, a speed unlocking element and a remote control module for the operator. The motor vehicle door lock system includes a clutch which engages only with a minimum rpm, which ensures that the lock element can be easily moved by hand with the central interlock drive stationary. The speed unlocking element is assigned to the central interlock drive on this side of the clutch and can be immediately actuated by the central interlock drive upon starting. The speed unlocking element immediately moves the lock element or an element of the lock mechanism downstream of it, the central interlock drive follows up, with the clutch engaged, more slowly into the unlocked position or via the unlocked position in to the next rest position when actuated out of the locked position into the unlocked position.

Motor-vehicle door locking system with quick unlocking

A motor-vehicle door latch has a metallic mounting plate, latching elements mounted on the plate and operable to secure a door carrying the latch in a closed position, a latch mechanism connected to the elements for operating same, and a plastic housing. The housing has a part fixed to the metallic mounting plate and a cover surrounding the mechanism and elements and formed with a plurality of mounting pockets. A plurality of conductors imbedded in the cover have exposed ends at least some of which are exposed in each of the pockets. An electrical drive unit fixed in one of the pockets of the housing is connected to the exposed ends in the respective pocket and is connected to the mechanism. At least one switch operable by the mechanism is mounted in another of the pockets and connected to the exposed ends in the respective pocket.

Power-actuated motor-vehicle door latch with plastic housing

An electrical control system for a vehicle having electrically operated locks provides at each door an emergency unit built into the respective lock and having a power storage unit continuously connected between the starter battery and the motor driver for the lock, and a voltage limiter reducing the voltage applied to the storage unit and the motor driver from that of the storage battery.

Control system for an automotive vehicle having at least one

A method of operating a control system for controlling the electrically-operated components of a motor vehicle in which a central processor and satellite processors for the components are connected with a multiplex single-conductor bus and master signals and control signals are transmitted bidirectionally between the processors along the bus. The central processor and the satellite processors can both operate as masters with respective characteristic addresses and the satellite or central processor upon receipt of a master signal and/or control signal can issue master or control signals with a priority determined by the bus access times of the respective signals.

Method of operating a control system for the control of motor vehicle

A central locking system of a motor vehicle is provided with communication between the transmitter of the remote actuation unit and the receiver of the central locking system in a frequency-hopping spread spectrum mode where M channels are used of a total of N channels of the spread spectrum frequency band chosen, for example, an I/S/M band of 433 MHz to 435 MHz. Switching is effected from one channel to another channel of the N channels in accordance with a timing pattern in which the timing interval I.sub.zs is greater than the duration .DELTA.t of the communication protocol.

Motor vehicle with a central locking unit and a remote control for its

A key cylinder rotatable about an axis and a motor-vehicle door latch having a housing are used with a position-sensing system having a selector nut made of a nonferromagnetic material and coaxial with and coupled to the key cylinder for joint rotation about the axis therewith, an actuating permanent magnet imbedded in the selector nut and movable in an orbit about the axis on rotation of the selector nut about the axis, and a hall-effect sensor mounted on the latch housing at a small spacing from the orbit.

Position-sensor system for motor-vehicle door latch

A motor-vehicle door latch has a housing and a locking mechanism in the housing having an inside locking lever displaceable between a locked position in which the latch is locked and an unlocked position in which the latch is unlocked. An output element rotatable about an axis on the housing is formed with a spiral main groove having a pair of ends and with a transverse connecting groove extending between the ends. A pin mounted directly on the locking lever rides directly in the spiral groove. A reversible electric motor can rotate the output element so that the pin travels between the ends of the spiral groove for displacing the locking lever into the locked position when the pin engages one of the groove ends and for displacing the locking lever into the unlocked position when the pin engages the other of the groove ends. A locking element connected to the inside locking lever displaces same manually between its positions with movement of the pin along the connecting groove between the spiral groove ends.

Power-actuated motor-vehicle door latch

A vehicle door lock having a closing element component, a locking element component and an actuating element component, the latter having a component actuating element and a securing actuating element, is connected to a central locking unit for remote controlled actuation of the securing actuation element. The actuation is effected with an electric motor and, in addition, a position monitoring is provided. The electric motor, for drive by the central locking unit is a reversible polyphase stepping motor with a phase confirming stator winding and which acts via a transmission on the lock component. The locking component is designed for a drive power which is greater than the nominal power of the polyphase stepping motor when it is permanently energized. The stepping motor is driven with a working voltage which is greater than the design voltage corresponding to the drive power for the centrally operable unit. For the position monitoring, a step monitor system is used. The polyphase stepping motor is controlled with the aid of a computer.

Vehicle door lock with a centrally-operated locking unit

A motor-vehicle door latch for securing a door to a doorpost has a support mounted on a doorpost, a bolt projecting from the support, and a latch fork pivoted on the door, including a switch-actuating part, and movable between an engaged position interfitting with the bolt and retaining the door in a closed position fixed relative to the doorpost and a disengaged position out of engagement with the bolt and permitting the door to move relative to the doorpost. A switch on the support detects the position of the switch-actuating part and generates a door-closed output when the fork is in the engaged position and a door-open output when the fork is in the disengaged position.

Motor-vehicle door latch with position-sensing switch

A motor-vehicle door latch has a housing and a locking mechanism in the housing having an inside locking lever displaceable between a locked position in which the latch is locked and unlocked position in which the latch is unlocked. An output element rotatable about an axis on the housing is formed with a spiral main groove having a pair of ends and with a transverse connecting groove extending between the ends. A pin mounted directly on the locking lever rides directly in the spiral groove. A reversible electric motor can rotate the output element so that the pin travels between the ends of the spiral groove for displacing the locking lever into the locked position when the pin engages one of the groove ends and for displacing the locking lever into the unlocked position when the pin engages the other of the groove ends. A locking element connected to the inside locking lever displaces same manually between its positions with movement of the pin along the connecting groove between the spiral groove ends.

A vehicle lock system has individual door locks each provided with a printed circuit board on which a microcontroller, motor driver for the lock servomotor, and a multiplexing element are encapsulated, the printed circuit board being mounted in the housing of the respective lock and being connected by the multiplexing element to a single-line data bus for binary communication with the individual lock from the central station.

Lock system for a motor vehicle with multiplexing

A motor vehicle having a plurality of pivotal doors and a sliding door each movable between a closed and an open position has a lock system with a respective lock on each of the doors having an electrical motor energizable to set the respective lock in a locked position and in an unlocked position. A sensor at the sliding door produces a closed-door output when the sliding door is closed and an open-door output when the sliding door is open. Contacts on the sliding door are connected to the respective motor and contacts on the vehicle are engageable with the sliding-door contacts only in the closed position of the sliding door. A command unit can generate a lock-doors output and an unlock-doors output and an electrical controller is connected to the sensor, to the command unit, to the pivotal-door motors, and to the motor-vehicle contacts for energizing the pivotal-door motors to place the pivotal-door locks in the locked position after generation of the lock-doors signal. The controller energizes the pivotal-door motors to place the pivotal-door locks in the unlocked position after generation of the unlock-doors signal and it energizes the sliding-door motor via the contacts to place the sliding-door lock in the locked position after generation of the lock-doors signal and of the closed-door output by the sensor.

Growing community of inventors

Hattingen, Germany

Peter Bartel