Hand control unit
As part of the motor vehicle adaptation for physically handicapped people, combined control parts are called hand control devices , which are primarily intended to replace the foot-operated operation of the accelerator and brake pedal with manual operation . This takes place if the standard pedals of the motor vehicle cannot be operated or only to a limited extent due to a physical disability .
Handheld operating devices are available in many technical variants for almost all vehicles. In the vast majority of cases, handheld operating devices are installed in vehicles with an automatic transmission. Depending on the driver's ability, a manual control unit can be installed on the right or left of the driver.
Operation also differs from provider to provider.
In many cases, it concerns with such a device is a lever with anatomically shaped knob that via a linkage or other transmission mechanisms by forward movement of the lever (press the lever in the direction of travel), the brake vehicle brake is activated and brakes the vehicle and by a downward movement of the The accelerator pedal is activated and the vehicle accelerates.
See also hand throttle and handbrake as single-function control units and control satellite .
In addition, a steering wheel button and another switchable and controllable function in the form of switches, buttons and control instruments should be accommodated on a handheld control device of this type in order to be able to operate the secondary functions of the vehicle (flashing, horns, lights, windshield wipers).
Independent mobile device combinations that are used to control stationary machines or devices , for example crane systems or to adjust nursing beds by the patient himself, are also referred to as handheld operating devices .