Patent ID: 9636612
Date: 2017-05-02
CPC Classifications: B01D

Claim:
1. A filter housing ( 1 ) for exchangeable filters, having a housing base ( 2 ) for accommodating the filter and having a housing dome ( 3 ) that engages over the filter, the housing base ( 2 ) or and the housing dome ( 3 ) being connectable to one another by an aseptic clamping connection ( 14 ) that has a groove-type clamping fitting ( 5 ) on the housing base and has a flange-type clamping fitting ( 6 ) on the housing dome, the groove-type clamping fitting ( 5 ) and the flange-type clamping fitting ( 6 ) being fixed against one another in their connected position by a clamp ( 4 ), the groove-type clamping fitting ( 5 ) having inner and outer collars ( 23 , 24 ) defining a seal groove ( 10 ), a seal ( 11 ) that seals the groove-type clamping fitting ( 5 ) off with respect to the flange-type clamping fitting ( 6 ) being disposed in the seal groove ( 10 ) between the inner and outer collars ( 23 , 24 ), the housing base ( 2 ) having an inlet port ( 15 ) for supplying liquid to be filtered and an outlet port ( 18 ) for discharging filtered liquid, the housing base ( 2 ) further having a base surface ( 19 ) radially inward of the inner collar ( 23 ) and offset axially from the seal groove ( 10 ) and extending toward the outlet port ( 18 ), all areas of the base surface ( 19 ) between the inner collar ( 23 ) and the outlet port ( 18 ) being inclined inward toward a longitudinal axis ( 20 ) of the housing ( 1 ) with respect to a horizontal plane ( 25 ) arranged transverse to the longitudinal axis ( 20 ) of the housing ( 1 ) so that the inclined base surface ( 19 ) guides any of the liquid thereon to the outlet port ( 18 ).