Abstract: The present disclosure is directed to an air exhaust apparatus and a toilet bowl having an air exhaust apparatus, configured for propelling air from the toilet bowl towards a sewage line connecting the toilet bowl to the sewage system. In particular, the present disclosure aims at providing an internal exhaust system suitable for application with toilet bowls comprising a rinsing inlet and waste outlet for connecting the toilet bowl to a flush liquid source and the sewage line, respectively. The toilet bowl can be wall mounted or floor mounted.

Abstract: An air exhaust apparatus for use in conjunction with a flush toilet system having a rinsing liquid source and a toilet bowl configured with a rinsing inlet and a waste outlet. The air exhaust apparatus having: a housing constituting a gas tight space, a flushing conduit extending through the housing and having a front portion couplable to the rinsing inlet, and a rear portion couplable to the rinsing liquid source; the flushing conduit is configured with a suction opening disposed within the gas tight space. The suction opening is fitted with a liquid flow prevention mechanism configured for preventing rinsing liquid from flowing into the gas tight space during rinsing liquid flow towards the toilet bowl through the flushing conduit. A waste conduit extends through the housing and having a front portion couplable to the waste outlet, and a rear portion couplable to a sewage line; the waste conduit is configured with a gas discharge port disposed within the gas tight space.