Portable and disposable toilet for temporary use

Abstract

A portable and disposable toilets for temporary use. The toilet has an interlocking foundation formed by a pair of front and rear walls interlocking a pair of sidewalls, and a top support interlocking the foundation defining a sitting area. The toilet may also have a liner with a collection bag attached thereto. The bag has its opening facing up when the liner is used to line the top support for each use. The liner can be adhesively folded closed after each use, thus also sealing the bag to prevent leakage and contamination. The liner may have a pair of loops at both ends, which serves both as a lock onto the top support and as a handle when the liner is folded after each use.

1 . A portable and disposable toilet for temporary use, comprising: 
 a foundation, said foundation having a pair of front and rear panels ( 16 ,  18 ) interlocking with a pair of side panels ( 12 ,  14 ), said front panel engaging to front end of said pair of side panels and said rear panel engaging to rear end of said pair of side panels, each of said side panels having a corner at front end and a slot ( 124 ,  126 ) formed at the rear end, each of said pair of side panels having a receptacle ( 33 ,  34 ) at its mid section;    a top support ( 110 ) on top of said foundation, said top support having front, middle and rear sections, said front section being folded down at a predetermined fold line from said middle section, said front section having a pair of slots ( 112 ,  114 ) interlocking said side panels ( 12 ,  14 ), said rear section being folded down at a predetermined fold line from said middle section, said rear section having a pair slots interlocking said side panels, said middle section having a pair of fold-down tabs ( 31 ,  32 ), forming an opening of a predetermined dimension when said pair of tabs are folded downward to engage said receptacles ( 33 ,  34 ) on said side panels, said top supporting defining a sitting area around the edges of said opening;    a liner ( 100 ) having a collection bag ( 102 ) attached thereto, said liner being shaped to substantially cover said sitting area around the edges of said opening of said top support ( 110 ) when said liner is placed on top of said top support with said collection bag being placed through said opening of said top support, said liner having a foldable middle section ( 104 ) adapted to fold up to expose the top opening of said collection bag, said liner having a covered adhesive strip which can be uncovered to seal off said liner and its collection bag after use.    
   
   
       2 . The portable and disposable toilet of  claim 1 , wherein said collection bag is made of moisture absorbing material and said foundation and top support are made of single-layer corrugated board.  
   
   
       3 . The portable and disposable toilet of  claim 1 , wherein said liner with said collection bag further comprises chemical re-agent deposited therein.  
   
   
       4 . The portable and disposable toilet of  claim 1 , 
 wherein said front section of said top support ( 110 ) has a pre-cut protruding tab ( 36 ), which is formed when said front section is folded, and said rear section of said top support has a pre-cut protruding tab ( 37 ), which is formed when said rear section is folded, and    wherein said liner ( 100 ) has a handle ( 38 ,  39 ) at each of front and rear ends adapted to interlock each of said protruding tabs ( 36 ,  37 ) after said liner is placed on top of said top support.    
   
   
       5 . The portable and disposable toilet of  claim 1 , wherein said fold-down tabs ( 31 ,  32 ) further have attachment means for affixing themselves to said side panels ( 33 ,  34 ).  
   
   
       6 . The portable and disposable toilet of  claim 3 , wherein said foundation is formed by: 
 a front panel ( 18 ), said front panel having a left ( 136 ) slot and a right slot ( 135 ) positioned at a predetermined width from each other, said left and right slots being formed from an upper edge of said front panel to a mid-height of said front panel;    a rear panel ( 16 ), said rear panel having a left ( 134 ) slot and a right slot ( 133 ) positioned at said predetermined width from each other, said left and right slots being formed from an upper edge of said rear panel to said mid-height of said rear panel;    a left side panel ( 12 ), said left side panel having a front slot ( 122 ) and a rear slot ( 129 ) positioned at a predetermined width from each other, said front and rear slots being formed from a lower edge of said left side panel to a mid-height of said left side panel;    a right side panel ( 14 ), said right side panel having a front slot ( 120 ) and a rear slot ( 128 ) positioned at said predetermined width from each other, said front and rear slots being formed from a lower edge of said right side panel to said mid-height of said right side panel.    
   
   
       7 . The portable and disposable toilet of  claim 4 , wherein said foundation is formed by: 
 a front panel ( 18 ), said front panel having a left ( 136 ) slot and a right slot ( 135 ) positioned at a predetermined width from each other, said left and right slots being formed from an upper edge of said front panel to a mid-height of said front panel;    a rear panel ( 16 ), said rear panel having a left ( 134 ) slot and a right slot ( 133 ) positioned at said predetermined width from each other, said left and right slots being formed from an upper edge of said rear panel to said mid-height of said rear panel;    a left side panel ( 12 ), said left side panel having a front slot ( 122 ) and a rear slot ( 129 ) positioned at a predetermined width from each other, said front and rear slots being formed from a lower edge of said left side panel to a mid-height of said left side panel;    a right side panel ( 14 ), said right side panel having a front slot ( 120 ) and a rear slot ( 128 ) positioned at said predetermined width from each other, said front and rear slots being formed from a lower edge of said right side panel to said mid-height of said right side panel.    
   
   
       8 . A light-weight blank ( 20 ), adapted to forming a portable and disposable toilet for temporary use, said blank having cut-out lines and fold lines, defining: 
 a pair of front and rear panels ( 16 ,  18 ), each of said front and rear panels having a pair of vertical slots ( 133 ,  134 ,  135 ,  136 ) at predetermined locations on said front and rear panels, each of said vertical slots being formed from said panel's upper edge downward to said panel's mid-height;    a pair of side panels ( 33 ,  34 ), each of said side panels having a pair of vertical slots ( 120 ,  122 ,  128 ,  129 ) formed at predetermined locations on said side panels, each of said vertical slots being formed from said panel's lower edge upward to said panel's mid-height, each of said slots of said side panels being adapted to interlock with a corresponding slot on said front and rear panels, forming a four-sided foundation, each of said side panels also having a slot ( 124 ,  126 ) toward the rear, said slot being formed from said panel's upper edge downward to a height above said panel's mid-height;    a top support ( 110 ) adapted to be placed on top of said foundation, said top support having a front fold line and a rear fold line, defining front, middle and rear sections, said front section having a pair of slots ( 112 ,  114 ) adapted to interlock upper corners of said side panels when said front section is folded at said front fold line, said rear section having a pair slots ( 116 ,  118 ) adapted to interlock said slots ( 124 ,  126 ) on said side panels when said rear section is folded at said rear fold line, said pair of slots ( 116 ,  118 ) being formed, said middle section having a pair of fold-down tabs ( 31 ,  32 ) adapted to form an opening of a predetermined dimension when said pair of tabs are folded down to engage said side panels ( 14 ,  16 ), said top supporting defining a sitting area around the edges of said opening.    
   
   
       9 . The material blank of  claim 8 , wherein each of said side panels ( 12 ,  14 ) further has a horizontal opening ( 33 ,  34 ) formed near its upper edge, which is adapted to engage said fold-down tabs ( 31 ,  32 ) when the tabs are folded down.  
   
   
       10 . The material blank of  claim 9 , said top support further has a pair of tabs ( 36 ,  37 ) formed at its rear and front section, adjoining said rear and front fold lines, respectively, each of said tabs being formed when said front and rear sections are folded down to engage said foundation.  
   
   
       11 . A material blank of  claim 10 , further comprising: 
 a liner ( 100 ), adapted to engage said top support, said liner having a foldable section ( 104 ) at its center and a sitting area surrounding said opening, said liner having a front ( 38 ) and rear ( 39 ) handle, adapted to engage said tabs ( 37 ,  36 ) when said liner is applied to said top support, said foldable section being adapted to expose an opening at its center when it is folded up.    
   
   
       12 . A disposable liner for a portable and disposable toilet, comprising: 
 a flat piece of liner with wax coating, said liner having a center opening section, defined by predetermined fold lines and tear lines;    a collection bag with its opening attached to the rim around the center opening section, said bag having chemical re-agents deposited therein;    an adhesive strip around the top side of the liner;    a pair of handles formed on two ends of the liner, adapted to be seal off said liner using said adhesive strip after use.    
   
   
       13 . The liner of  claim 12 , said collection bag ( 102 ) having its opening aligned to said center opening of said liner.  
   
   
       14 . The liner of  claim 12 , wherein said collection bag is made of moisture absorbing materials.  
   
   
       15 . The liner of  claim 14 , said collection bag further has a chemical re-agent deposited therein.  
   
   
       16 . The portable and disposable toilet of  claim 6 , wherein: 
 said left side panel ( 12 ) further has a slot ( 124 ) near its rear end, said slot being formed from an upper edge of said left side panel to a predetermined distance below said upper edge;    said right side panel ( 14 ) further has a slot ( 126 ) near its rear end, said slot being formed from an upper edge of said right side panel to said predetermined distance below said upper edge.    
   
   
       17 . The portable and disposable toilet of  claim 7 , wherein: 
 said left side panel ( 12 ) further has a slot ( 124 ) near its rear end, said slot being formed from an upper edge of said left side panel to a predetermined distance below said upper edge;    said right side panel ( 14 ) further has a slot ( 126 ) near its rear end, said slot being formed from an upper edge of said right side panel to said predetermined distance below said upper edge.    
   
   
       18 . The portable and disposable toilet of  claim 2 , wherein said liner with said collection bag further comprises chemical re-agent deposited therein.  
   
   
       19 . The portable and disposable toilet of  claim 18 , 
 wherein said front section of said top support ( 110 ) has a pre-cut protruding tab ( 36 ), which is formed when said front section is folded, and said rear section of said top support has a pre-cut protruding tab ( 37 ), which is formed when said rear section is folded, and    wherein said liner ( 100 ) has a handle ( 38 ,  39 ) at each of front and rear ends adapted to interlock each of said protruding tabs ( 36 ,  37 ) after said liner is placed on top of said top support.    
   
   
       20 . The portable and disposable toilet of  claim 19 , wherein said foundation is formed by: 
 a front panel ( 18 ), said front panel having a left ( 136 ) slot and a right slot ( 135 ) positioned at a predetermined width from each other, said left and right slots being formed from an upper edge of said front panel to a mid-height of said front panel;    a rear panel ( 16 ), said rear panel having a left ( 134 ) slot and a right slot ( 133 ) positioned at said predetermined width from each other, said left and right slots being formed from an upper edge of said rear panel to said mid-height of said rear panel;    a left side panel ( 12 ), said left side panel having a front slot ( 122 ) and a rear slot ( 129 ) positioned at a predetermined width from each other, said front and rear slots being formed from a lower edge of said left side panel to a mid-height of said left side panel;    a right side panel ( 14 ), said right side panel having a front slot ( 120 ) and a rear slot ( 128 ) positioned at said predetermined width from each other, said front and rear slots being formed from a lower edge of said right side panel to said mid-height of said right side panel.