Abstract: A vehicle having a longitudinal engine and permanent rear axle drive is proposed, which vehicle has an internal combustion engine and an electric machine, a transfer gearbox distributing drive torques as required to two drive axles, the transfer gearbox having three shafts, a main shaft serving as a drive shaft of the rear axle, a secondary shaft serving as a drive shaft for the front axle, and an intermediate shaft applying a torque, a shifting unit being installed between the reduction gear-box and the power summation gearbox.

Abstract: A vehicle having a longitudinal engine and permanent rear axle drive is proposed, which vehicle has an internal combustion engine and an electric machine, a transfer gearbox distributing drive torques as required to two drive axles, the transfer gearbox having three shafts, a main shaft serving as a drive shaft of the rear axle, a secondary shaft serving as a drive shaft for the front axle, and an intermediate shaft applying a torque, a shifting unit being installed between the reduction gear-box and the power summation gearbox.

Abstract: A method is described for selecting a toolkit, preferably a cryptographic toolkit, from a plurality of toolkits, in a computer environment, by providing a test frame, performance characteristics being established for the plurality of toolkits, and the toolkit being determined upon the basis of established parameters for the performance characteristics.

Abstract: This invention is directed to a membrane osmometer for direct measurement of osmotic pressures comprising a pressure measuring chamber for receiving pure solvent, a sample chamber separated therefrom for receiving solution to be tested, and a semi-permeable membrane contacting a support plate coarsely pervious to liquids, the membrane being located on the side of the support plate adjacent to the sample chamber, wherein the sample chamber comprises, on its surface nearest the membrane, a conical annular surface which, when the sample chamber and pressure measuring chamber are assembled, presses an elastic sealing ring against both the surface of the membrane facing the sample chamber and against an inner surface of the pressure measuring chamber.