External urinal for portable toilets

Abstract

One embodiment of a basin mounted to an external wall of a base portable toilet. A drain pipe is attached to the basin and passes through a hole in the base portable toilet then attaches to a hole in the waste tank. Other embodiments are described and shown.

1 . A portable toilet comprising:
 at least one wall defining an interior space, the wall having an interior side and an exterior side;   an internal receptacle for receiving waste within the interior space; and   an external receptacle for receiving waste on the exterior side of the at least one wall.   
   
   
       2 . The portable toilet of  claim 1 , further comprising a waste storage tank. 
   
   
       3 . The portable toilet of  claim 1 , wherein the at least one wall comprises a front wall having a door, a back wall opposite the front wall, and first and second side walls. 
   
   
       4 . The portable toilet of  claim 3 , wherein the external receptacle is on the back wall. 
   
   
       5 . The portable toilet of  claim 3 , wherein the external receptacle is on one of the side walls. 
   
   
       6 . The portable toilet of  claim 1 , wherein the external receptacle is a urinal mounted to the exterior side of the at least one wall. 
   
   
       7 . The portable toilet of  claim 1 , wherein the external receptacle is a recess formed in the exterior side of the at least one wall. 
   
   
       8 . The portable toilet of  claim 1 , comprising at least two external receptacles on the exterior side of the at least one wall. 
   
   
       9 . The portable toilet of  claim 1 , further comprising a privacy screen. 
   
   
       10 . The portable toilet of  claim 9 , wherein the privacy screen is hinged. 
   
   
       11 . The portable toilet of  claim 1 , wherein the external receptacle and the internal receptacle drain into a common waste storage tank. 
   
   
       11 . The portable toilet of  claim 1 , wherein the external receptacle drains into an external waste storage tank and the internal receptacle drains into an internal waste storage tank. 
   
   
       12 . The portable toilet of  claim 1 , in combination with at least one other portable toilet forming an array, the array defining a privacy area obscured from view, wherein the external receptacle is positioned in the privacy area. 
   
   
       13  A portable toilet apparatus comprising:
 an enclosure formed of a front wall, a back wall, two side walls, a door, a roof and a floor, the enclosure bounding an interior space having an internal toilet therein;   a waste storage tank for collecting waste deposited in the interior toilet; and   an external urinal.   
   
   
       14 . The portable toilet apparatus of  claim 13 , wherein the external urinal is on the back wall. 
   
   
       15 . The portable toilet apparatus of  claim 13 , wherein the external urinal is on one of the side walls. 
   
   
       16 . The portable toilet apparatus of  claim 13 , wherein the external urinal is a urinal mounted on the outside of one of the walls. 
   
   
       17 . The portable toilet apparatus of  claim 13 , wherein the external urinal is a recess formed in one of the walls. 
   
   
       18 . The portable toilet apparatus of  claim 13 , comprising at least two external urinals. 
   
   
       19 . The portable toilet apparatus of  claim 13 , further comprising a privacy screen. 
   
   
       20 . The portable toilet apparatus of  claim 19 , wherein the privacy screen is hinged. 
   
   
       21 . The portable toilet apparatus of  claim 13 , wherein the external urinal drains into the waste storage tank. 
   
   
       22 . The portable toilet apparatus of  claim 13 , wherein the external urinal drains into an external tank. 
   
   
       23 . The portable toilet apparatus of  claim 13 , in combination with at least one other portable toilet forming an array, the array defining a privacy area obscured from view, wherein the external urinal is positioned in the privacy area. 
   
   
       24 . A retrofit kit for adding an external urinal to a portable toilet, the retrofit kit comprising a receptacle for mounting to a wall of the portable toilet, at least one connector for attaching the receptacle to the wall of the portable toilet, and a conduit for draining the receptacle into a waste storage tank.