Reducing agent tank for storing freezing reducing agent in exhaust system of internal combustion engine, has conveying equipment whose conveying channel is switched for extracting reducing agent out from container by transfer valve

摘要

The tank (10) has heatable containers (16, 18) for storing reducing agent. A conveying equipment (23) and a conveying channel (22) of the conveying equipment are provided for extracting the reducing agent out from one of the containers (16). Another conveying channel (30) of the conveying equipment is switched for extracting the reducing agent out from the other container (18) by a transfer valve (24). A filling quantity measuring device (38) is provided at the former container, which is operationally coupled with the transfer valve.