Non-return block for shower tray siphon and siphon fitted with such a non-return block

摘要

The invention relates to a non-return block (1) intended to be mounted in a shower tray siphon, the siphon comprising: - a body intended to be housed in a drain hole of a shower tray; - a tube extending the body to a pipe, characterized in that the block (1) comprises: - a rigid cartridge (11) intended to be inserted into the tube, the cartridge (11) having a first opening (1111a) facing the body and a second opening (1112a) opposite the first opening (1111a); - a valve (12) rotatably mounted on the cartridge (11) enters: - a closed position in which it prevents fluid passage from the second opening (1112a) to the first opening (1111a), and - a passage position in which it allows fluid passage from the first opening (1111a) to the second opening (1112a). Figure for the abstract: Figure 5