Special constructions of flushing devices (in motor vehicles or trailers B60R15/00; in railway carriages B61D35/00; in ships B63B29/14; in aircraft B64D11/02),

Child Classifications

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• E03D 5/003
• E03D 5/01 using flushing pumps
• E03D 5/012 combined with movable closure elements in the bowl outlet (bowls with closure elements between bottom or outlet and outlet pipe E03D11/10)
• E03D 5/016 with recirculation of bowl-cleaning fluid
• E03D 5/02 operated mechanically or hydraulically (E03D5/01, E03D5/12 take precedence)
• E03D 5/10 operated electrically (E03D5/01, E03D5/12 take precedence),
• E03D 5/12 discharging periodically (high-level cisterns for periodical discharge E03D1/16)