A motor vehicle gear shift assembly includes a dampening device and a detent structure. of that of CsI and CsI are deposited on a substrate to form a thallium-activated phosphor layer. The polarities of the magnets at the end portions of the closest excitation members of the adjacent electromagnetic flowmeters are opposed to each other. A metering chamber holds a predetermined amount of coffee beans and comprises a bottom portion which forms a part of the grinder, said bottom portion rotates around an axis extending in a vertical direction. As a result, side reading is eliminated and a read width is sharply defined by RIE. The system generally comprises a mask for delivering pressurized air to patient’s breathing orifice, a sensing mechanism for continuously assessing the state of patient’s breathing and a pressure generator for generating the pressurized air in the mask.