Method for integrating a pressure reliever into the housing of a fan

摘要

The method involves arranging the unit in a side wall of a housing. A pressure receiver is molded in the casting mold. A pressure opening is formed at the molding in the area of the pressure receiver. A connection for a signal generator is provided at the housing external side. The pressure receiver is designed as direct back pressure pipe. An independent claim is included for a housing with a differential pressure receiver.