Patent ID: 8661574

Claim:
A drain system comprising: an inlet member ( 1 ) having an opening therein and a floor covering, the inlet member opening provides a flow communication between the floor covering and a drain, one of a grating ( 13 ) and cover plate on top of the inlet member, an outlet member ( 2 ) below and in flow communication with the inlet member to allow liquid to flow thru the opening in the inlet member from the floor covering to the outlet member, the outlet member has a seat ( 4 ), a clamping ring ( 5 ), and a sealing layer below the floor covering and above the outlet member, the clamping ring clamping the sealing layer between the seat and the clamping ring, the sealing layer ( 6 ) extends down into the outlet member, and an outlet stub ( 7 ) which connects the outlet member to the drain, wherein the inlet member ( 1 ) comprises an element ( 11 ) disposed on top of the sealing layer ( 6 ) and the clamping ring ( 5 ) and provided with a peripheral elevation ( 15 ) for lateral fixation of the inlet member by means of the floor covering, and provided with a recess ( 12 ) for flow communication with the outlet member ( 2 ).