Urinal having a smell release function
AssigneeInax Corporation
InventorShouichi Nakamura
Life of this patent
Estimating the term…
Abstract
A urinal having a smell release function, comprising: a bowl unit including a drain trap provided at the bottom thereof; a urinal shell unit for surrounding the bowl unit with an air space being interposed between the bowl unit and the shell unit itself; and smell inlets through which the air space communicates with at least one of an interior of the bowl unit and a lower external surface of the urinal. In this urinal the air space communicates with a secondary side of the drain trap, and a fan for blowing the air within the air space towards the secondary side of the drain trap is provided in the vicinity of the drain trap.
Claims3
A urinal to be hung on a room wall, comprising:
- a urine gathering unit including a drain port formed in a bottom surfaces thereof, a urine gathering wall extending upward from said bottom surface, with its front part opened for use;
- side walls extending vertically along opposite sides of said urine gathering wall;
- a first air space defined by said urine gathering wall, said side walls and a rear wall so as to extend vertically along said urine gathering wall;
- a drain trap disposed on a lower side of said bottom surface of said urine gathering unit so as to communicate with said drain port and having a secondary side to be connected to a drain line;
- first communicating means provided at an upper portion of said urine gathering wall for causing said first air space to communicate with an upper part of said urine gathering unit;
- second communicating means provided at a wall of said secondary side of said drain trap for causing said first air space to communicate with said secondary side of said drain trap, said second communicating means having a first port and a second port, said second port being provided through a wall of said drain trap;
- a skirt member provided along peripheral edges of a bottom surface of said urine gathering unit, said skirt member being spaced away from said drain trap, said first port being provided through the skirt member,
- a second air space defined by said skirt member and the bottom surface of said urine gathering unit, and
- an exhaust fan for blowing air within said second air space to said secondary side of said drain trap, said exhaust fan being provided between a rear side of said skirt member and said drain trap and including a first suction port connected to said second port and a second suction port opened to a space around a lower part of said urinal so that air around the lower part of said urinal is forcibly drawn into a drain pipe through said secondary side of said drain trap.
Dependencies are inferred from the claim text.