The recirculation valve has housing (11) having a fresh air feed channel (12), an exhaust gas feed channel (13) and a removal channel (14). The connections of the fresh air feed channel and exhaust feed channel with the removal channel over two valve porti...

The valve has an actuator (30) which is formed of rotary drive (31) with drive shaft (32). The drive shaft is extended out from the rotary drive housing (33) and is formed up to housing (11) made of aluminum through actuating shaft (40) extending across th...

The valve (10) has valve structure (12) guided in a stem guide lifting structure through a drive device (15) against a valve seat surface (18) of a valve seat ring in closed position or in opposite direction away from valve seat ring in an open position to...

The valve casing has a funnel or cup-shaped deep-drawn metal sheet construction, with openings (17, 18) at the narrow and wider ends. A separate flange plate (19) covers and seals the wider end (18) where it is fastened. This plate includes two (14, 15) of...

The device for the recirculation of exhaust gas from an internal combustion engine has a cooling medium passage (30) formed by an exhaust valve housing and housing component assembled with it. At least one of the housings (11) on one axial side (31) has a ...

The valve parts rotate relative to each other between an open position allowing exhaust gas throughput and a closed position blocking exhaust gas throughput. Bars (23) surrounding the through openings and protruding to one axial side of one valve part run ...

The control device with a control valve (11) is particularly for exhaust gas control with a control valve within aa conduit (12), the valve being heeld on a shaft (13). With its ends (14,15) the shaft is pivotably located in bearing accommodations (17,18) ...