Flap Valve Device

摘要

A flap valve device for controlling a gas flow through a tubular duct includes a valve flap which is rotatably supported at a valve housing by a valve shaft. At least two rotary bearings are provided for supporting the valve flap at the valve housing and are received in respective bearing domes. The bearing domes are arranged in the region of respective shaft leadthroughs of the valve housing which are provided for the valve shaft. At least one of the bearing domes is designed as a shaped sheet metal part separate from the valve housing.

主权项

1. A flap valve device for controlling a gas flow through a tubular duct, the device having a valve flap (10) which is rotatably supported by a valve shaft (12) at a valve housing (14), in particular a tubular valve housing,
wherein at least two rotary bearings (18a, 18b) are provided at the valve housing (14) for supporting the valve flap (10) and are received in respective bearing domes (20a, 20b, 20a′, 20b′), with the bearing domes (20a, 20b, 20a′, 20b′) being arranged in the region of respective shaft leadthroughs (16a, 16b) of the valve housing (14) provided for the valve shaft (12), at least one of the bearing domes (20a, 20b, 20a′, 20b′) being designed as a shaped sheet metal part separate from the valve housing (14).