A toilet removal and disposal tray (1) for removing and transporting an old toilet from a bathroom. The toilet removal and disposal tray has a planar base panel (2) having a perimeter edge (5) and a perimeter wall (6) extending upward a predetermined distance from the perimeter edge. The perimeter wall contains any liquids that leak from the toilet after the toilet has been uninstalled and placed on the toilet removal and disposal tray. A raised platform (9) is spaced from the perimeter wall to create an outer reservoir (10) and an inner reservoir (11) to collect water.

A passenger lavatory unit has an enclosing structure enclosing a lavatory space, and a toilet assembly inside the lavatory space. The toilet assembly has a toilet bowl and a shroud to support the user during use. The toilet assembly serves as a hybrid toilet to be used as a sitting toilet or as a squatting toilet. The shroud includes an upper edge surrounding an upper opening of the toilet bowl. To accommodate a user sitting position, the upper edge is provided as a toilet seat, and a feet-placing area is provided on a floor segment in front of the toilet assembly. The shroud has two lateral tread portions, one on either side of the toilet bowl. To accommodate a user squatting position, the tread portions are provided as elevated rest-platforms arranged on an intermediate level provided above a floor level and below a toilet seat level.

A flush toilet includes: a bowl portion; a rim portion disposed on a top edge of the bowl portion; a spout portion for spouting flush water supplied from the water supply source to the bowl portion to form a circulating current; a discharge passage for discharging waste in the bowl portion, an inlet portion of the discharge passage being connected at the bottom of the bowl portion; a sanitary washing device disposed at a rear of the bowl portion, the sanitary washing device including a nozzle for spraying flush water toward a user positioned over the bowl portion; and a skirt portion disposed to respectively cover sides of both the bowl portion and the discharge passage.

A toilet assembly includes a base that may be positioned on a support surface. A bowl is positioned on the base. The bowl may collect a user's waste. An actuator is coupled between the base and the bowl. The actuator may adjust a height of the bowl with respect to the base. A lever is coupled to the actuator. The lever may actuate and de-actuate the actuator.

A modular toilet is disclosed comprising a toilet shell and a hydraulic core. The hydraulic core module is a separate unit from the toilet shell module and may be non-symmetrical with the internal and external form of the shell. The core module comprises a toilet bowl connected to a siphon drain comprising a weir. The drain may be a vertical loop drain. The toilet shell and the hydraulic core may comprise mutual sealing surfaces. The drain may comprise openings for connection to a toilet ventilation system.

A shifter and a toilet, where the shifter includes an upper shifter body provided with an inlet for sewage to flow in, and a lower shifter body provided with an outlet for sewage to flow out. The lower shifter body is connected to the upper shifter body by a sliding connection structure, and the lower shifter body and the upper shifter body together define a length-adjustable sewage discharge flow channel. The sewage discharge flow channel enables the inlet to be communicated with the outlet.