Norbert Dembinski

Cooling system for an internal-combustion engine of a motor vehicle comprising a thermostatic valve which contains an electrically heatable expansion element

Screw axial securing device for pre-assembly of screw at component i.e. cover, has ring element with groove, collar and passage cooperating with holding device at hole of component for fixing of ring element in hole in axial directions

Liquid-cooled internal combustion engine with cylinder banks, which tilt toward one another, in particular a V engine

Clamping device for traction mechanism of power train drive of vehicle internal combustion engine, has driving wheel assigned to internal combustion engine crankshaft, where deviation of clamping wheel is blocked in one of operating modes

Arrangement for connecting of hose to fixed component has encompassing annular groove in transition region between nipple and stop collar, with groove base on one side having smaller diameter in relation to outside diameter of nipple

Vehicle drive belt tensioning system comprises roller on swiveling arm so that it moves to tensioning position touching belt, tensioning force vector linking pivots being smaller than maximum vector produced by swiveling to contact position

Tensioning device for tightening a traction mechanism (TM) in a traction mechanism gearbox, especially a driving belt in a driving belt transmission, has a hub part and a wheel part assigned to the hub part to work together with the TM

Pump used for conveying coolant of combustion engine of motor car, has adjustment device chamber of pump casing that is equipped with slider that is displaced corresponding to increasing temperature and increase of flow cross section

Screwed connection especially for hub with crankshaft of internal combustion engine has screw which screws into threaded bore in shaft, wherein screw and threaded bore are arranged eccentrically to rotational axis

Oil change device, oil collection case and oil change method