Foldable chair

Abstract

A foldable chair has a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes. Each metal front leg tube and the corresponding metal rear leg tube are connected together. The plastics backrest has two lateral posts inserted in the metal front leg tubes. Two L-shaped frames are disposed on two sides of the plastics seat pad. Each L-shaped frame is connected to the corresponding metal front leg tube and the corresponding metal rear leg tube. Each metal front leg tube has a blocking bar to block the plastics backrest.

I claim:  
     
         1 . A foldable chair comprises: 
 a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes,    each of the metal front leg tubes and the corresponding metal rear leg tube connected together,    the plastics backrest having two lateral posts inserted in the metal front leg tubes,    two L-shaped frames disposed on two sides of the plastics seat pad,    each of the L-shaped frames connected to the corresponding metal front leg tube and the corresponding metal rear leg tube,    a plurality of rivets fastening each of the L-shaped frames on the corresponding metal rear leg tube and the corresponding metal front leg tube, and    each of the metal front leg tubes having a blocking bar to block the plastics backrest.    
     
     
         2 . The foldable chair as claimed in  claim 1 , wherein each of the L-shaped frames has a pair of blocking rings and each of the blocking rings has a through aperture.  
     
     
         3 . The foldable chair as claimed in  claim 1 , wherein a plurality of first fastening members fasten the plastics seat pad and the L-shaped frames together and a plurality of second fastening members fasten the blocking bar and the plastics backrest together.  
     
     
         4 . The foldable chair as claimed in  claim 1 , wherein the plastics seat pad has a pair of lateral recesses to receive the L-shaped frames.