Tank for storing liquid reducing agent to reduce nitrogen oxides into nitrogen and water from exhaust gas of internal combustion engine of vehicle, has tank bladder with rigidly formed blister base adjustable with respect to covering base

摘要

The tank has a tank casing (1) and a tank bladder (3) arranged within the tank casing with guide rails (5), where volume of the tank bladder is changeable such that area in which a reducing agent i.e. liquid reducing agent, is contained is increased during volume of the reducing agent. The tank bladder has a rigidly formed blister base (4) adjustable with respect to a covering base (6). The blister base led into the tank casing is adjustable. The blister base exhibits sliding surfaces cooperating with the guide rails.