US 6,499,151 B1
Toilet bowl pump apparatus and method for reducing the water level in a toilet bowl
Leslie A. Ollinger,
801 Penrose St.,
Grinnell, Iowa 50112 (US)
Assigned to Safety Solution, Inc.,
Concord, N.C. (US)
Filed on 02-Aug-2000, as Appl. No. Safety Solution, Inc.,
Concord, N.C. (US)
Int. Cl.7E03D 9/00
U.S. Cl. 4-255.02
16 Claims
US 6,499,151 B1
Toilet bowl pump apparatus and method for reducing the water level in a toilet bowl
Leslie A. Ollinger,
801 Penrose St.,
Grinnell, Iowa 50112 (US)
Filed on Aug. 02, 2000, as Appl. No. 9/631,112.
Int. Cl.7E03D 9/00
U.S. Cl. 48212;255.02
16 Claims
1. A toilet bowl apparatus configured for lowering a normal water level in a toilet bowl to allow chemical cleaning/disinfecting
of the toilet bowl, said apparatus comprising:
a housing, said housing including a larger diameter lower housing portion connected to a smaller diameter upper housing portion
by a first housing reducer portion, said smaller diameter upper housing portion being provided with a vent hole extending
therethrough;
a flow diverter in the form of an elbow, connected to a lower end of said lower housing portion by a second housing reducer
portion, said flow diverter configured for placement within the toilet bowl adjacent a toilet bowl drain and diverting water
from said housing towards the toilet bowl drain to create a siphon effect that continues to drain water through the toilet
bowl drain;
each reducer comprising one end of a size to receive the larger diameter housing portion, a second end of a size to receive
a smaller diameter housing portion and a tapering wall connecting the respective ends;
a piston slidably received within said lower housing portion, and configured to slidably travel and operate within said lower
housing portion and below said vent hole to allow venting of air located above said piston out of said housing;
a piston rod having one end connected to said piston, said piston rod slidably extending through an upper end of said upper
housing portion; and
a hand grip connected to an opposite end of said piston rod.
