Lie-able sofa

Abstract

A lie-able sofa comprises a seat having a seat frame; in side the seat frame of the seat having at least one an oblong frame and at least one short frame; a hollow space being formed between the oblong frame and the short frame; a back frame uprightly installed to a backside of the seat; each bridge unit being formed by two connecting sheets being arranged at an upper side and a lower side; a nut and a stud serving to lock the two connecting sheets together; each connecting sheet having two cambered sheets at two sides thereof; as the two connecting sheets are combined, the cambered sheets of different connecting sheets being formed with a space for receiving the main support tube. By above structure, the oblong frame and the short frames are retained to the seat.

1 . A lie-able sofa comprising:
 a seat having a seat frame;   inside the seat frame of the seat having at least one an oblong frame and at least one short frame;   a hollow space being formed between the oblong frame and the short frame;   a back frame uprightly installed to a backside of the seat;   each bridge unit being formed by two connecting sheets being arranged at an upper side and a lower side; a nut and a stud serving to lock the two connecting sheets together; each connecting sheet having two cambered sheets at two sides thereof; as the two connecting sheets are combined, the cambered sheets of different connecting sheets being formed with a space for receiving the main support tube;   whereby by above structure, the oblong frame and the short frames are retained to the seat.   
   
   
       2 . The lie-able sofa as claimed in  claim 1 , wherein the seat has a plurality of legs for supporting the seat. 
   
   
       3 . The lie-able sofa as claimed in  claim 1 , wherein there are two oblong frames which are arranged adjacent to one another by using the bridge unit to connected the two oblong frames. 
   
   
       4 . The lie-able sofa as claimed in  claim 1 , wherein there are two short frames which are arranged adjacent to one another by using a bridge unit to connected the two oblong frames. 
   
   
       5 . The lie-able sofa as claimed in  claim 1 , wherein there are one oblong frame; and two short frames arranged at two sides of the oblong frame. 
   
   
       6 . The lie-able sofa as claimed in  claim 5 , wherein two sides of the oblong frame are arranged with main support tubes and sides of the short frames adjacent to the oblong frame has respective main support tubes; two adjacent main support tubes have a space therebetween and are connected by a bridge unit. 
   
   
       7 . The lie-able sofa as claimed in  claim 6 , wherein the back frame has an enhancing rod transversally arranged at an upper side of the seat so as to enhance the structure of the back frame; and a plurality of connecting units are arranged between the back frame and the seat for retaining the back frame to the seat 
   
   
       8 . The lie-able sofa as claimed in  claim 1 , wherein a plurality of iron wires are arranged across two longitudinal sides and two transversal sides of the oblong frame and two short frames so as to form as nets in the oblong frame and the short frames.