Patent ID: 8875729
Filing Date: 2014-11-04
Classification: E03F,F04B,F04D,Y10T

Abstract:
1. A sump pump assembly comprising: a basin having a floor and presenting an interior, said basin having a lower end contained by the floor and an open upper end, said basin presenting a first, lower elevation, said basin further including a first generally horizontal interior shelf spaced above the basin floor and positioned within the basin interior, said first shelf presenting a second elevation in the basin, wherein said second elevation is above said first, lower elevation; a lid covering at least a portion of the open upper end of the basin, said lid having a transparent portion for viewing a water level in the basin without removal of the lid from the upper end of the basin; a selectively-powered light mounted within the basin for illuminating the interior of the basin, said light including an input external to the basin; a first submersible pump for positioning at the first, lower elevation in the basin; a second submersible pump for positioning on the first shelf, said second pump having an activation elevation at which the second pump is activated due to the water level in the basin being at approximately the activation elevation; an alarm having a sensor positioned within the basin and below the activation elevation of the second pump, such that the alarm is activated upon the water level in the basin rising to a level below the activation elevation for the second pump; a battery-powered third pump for installation in the basin; a removable battery for powering the third pump; and a mount for mounting the removable battery in the basin.