Portable restroom

Abstract

A portable restroom is provided. The portable restroom offers features providing users with temporary toilet functions in a physically and emotionally secure environment while offering the owner/operator a cost-effective means of providing service. The portable restroom accomplishing the foregoing objectives includes the features of: improved ventilation; devices for no-touch sanitary safety practice; devices which facilitate personal carry in objects; combination “hover” handle and no touch door latch; a toilet seat with improved durability; improved door hinge installation and performance; improved base fastener retention; an improved base; and high-lift bearing surface and relief.

What is claimed is: 
     
         1 . A portable restroom assembly comprising:
 a base, at least three walls, a door, a door jamb, and a roof forming an enclosure containing a toilet module with a holding tank; and   a ventilation system formed by an interface between the roof and a wall from the at least three walls formed to provide an unobstructed air shaft formed by one or more chambers between the roof and wall configured to resist the entrance of rain and configured to provide user privacy.   
     
     
         2 . The portable restroom assembly of  claim 1 , wherein the door has a handle comprising an outwardly curved handle bar attached on both sides to a handle base, the handle base comprising a ramp to engage the door jamb and secure the door; and wherein the handle further comprises an upward curve at an end thereof arranged to engage an elbow or forearm of a user and permit rotation of the handle by the user's elbow or forearm. 
     
     
         3 . The portable restroom assembly of  claim 1 , wherein the door further comprises a poly-boss hinge assembly including a durable hinge having a plurality of leaves which join the door to the door jamb, and wherein one or more bosses are provided in the door and the door jamb and the plurality of leaves snap into place over the bosses and are thereby self-aligning; and further comprising a fastener in the one or more bosses and plurality of leaves to secure the hinge, the fastener selected from the group consisting of pop rivets, rolled rivets and sonic weld. 
     
     
         4 . The portable restroom assembly of  claim 1 , wherein further comprising a toilet seat mounted to the toilet module on the holding tank and a toilet seat restraint, wherein the toilet seat restraint comprises one or more stops provided on one or more sides of the toilet seat. 
     
     
         5 . The portable restroom assembly of  claim 1 , wherein the enclosure further includes a paper holder shelf with integrated hook positioned on a wall of the at least three walls. 
     
     
         6 . The portable restroom assembly of  claim 1 , further comprising a closure device for closing the door, the closure device comprising a spring and a lanyard, wherein a first end of the closure device is attached to the door and a second end of the closure device is attached to a hinge side door jamb, and wherein a strain relief anchor sheave is attached to the jamb and provided between the lanyard and the jamb. 
     
     
         7 . A portable restroom assembly comprising:
 a base, at least three walls, a door, a door jamb, and a roof forming an enclosure containing a toilet module with a holding tank; and   wherein a wall from the at least three walls is assembled to the base with a triple-wall fastening system comprising at least two folds in either the wall or a raised wall of the base, which at least two folds overlap and form three spaced apart approximately parallel walls.   
     
     
         8 . The portable restroom assembly of  claim 7 , wherein the triple-wall fastening system extends along the horizontal length of the wall. 
     
     
         9 . The portable restroom assembly of  claim 7 , wherein the triple-wall fastening system is provided in selected locations about the portable restroom assembly. 
     
     
         10 . The portable restroom assembly of  claim 7 , further comprising an insert positioned in a pocket formed by the spaced apart approximately parallel walls. 
     
     
         11 . The portable restroom assembly of  claim 7 , further comprising a fastener inserted into and through the triple-wall fastening system and base. 
     
     
         12 . A portable restroom assembly comprising:
 at least three walls, a door, a door jamb, and a roof forming an enclosure containing a toilet module with a holding tank; and   a base coupled to the enclosure and comprising a deck, a support structure below the deck and a plurality of ground supports, the support structure having a plurality of vertical walls which span between the ground supports and a plurality of ribs provided in an alternating pattern between adjacent vertical walls and extending vertically from a recessed surface toward the deck.   
     
     
         13 . The portable restroom assembly of  claim 12 , wherein the support structure further comprises multiple rows of alternating rib patterns provided between the plurality of vertical walls. 
     
     
         14 . The portable restroom assembly of  claim 12 , wherein the base comprises high-lift bearing surfaces. 
     
     
         15 . The portable restroom assembly of  claim 12 , wherein the base comprises protective grooves.