Recliner

Abstract

A recliner includes a backrest, a seat, a leg and a reclining apparatus. The reclining apparatus includes a base, two ears and a rear support. The base is installed on the leg. The ears are pivotally installed on the base on one hand and pivotally connected to the seat on the other hand. The rear support includes a lower section pivotally installed on the base and formed with an ear pivotally connected to the seat and an upper section for supporting the backrest. Thus, the seat is moved backwards and downwards when the backrest is pivoted backwards.

1 . A recliner comprising a backrest, a seat, a leg and a reclining apparatus comprising:
 a base installed on the leg;   two ears pivotally installed on the base on one hand and pivotally connected to the seat on the other hand; and   a rear support comprising a lower section pivotally installed on the base and formed with an ear pivotally connected to the seat and an upper section for supporting the backrest so that the seat is moved backwards and downwards when the backrest is pivoted backwards.   
     
     
         2 . The recliner according to  claim 1  wherein the base comprises an aperture defined therein, wherein the rear support comprises a pivotal connector inserted in the aperture defined in the base. 
     
     
         3 . The recliner according to  claim 2  wherein the rear support comprises a lower section in contact with the tensioning device and an upper section for supporting the backrest. 
     
     
         4 . The recliner according to  claim 1  comprising a tensioning device installed between the base and the rear support. 
     
     
         5 . The recliner according to  claim 4  wherein the tensioning device comprises an elastic element compressed between the base and the lower section of the rear support. 
     
     
         6 . The recliner according to  claim 5  wherein the base comprises a supporting plate formed thereon, wherein the tensioning device comprises a threaded bolt rotationally installed on the supporting plate of the base and a nut engaged with the threaded bolt on one hand and connected to the elastic element on the other hand so that the load in the elastic element is adjusted as the nut is moved when the threaded bolt is rotated. 
     
     
         7 . The recliner according to  claim 6  wherein the tensioning device comprises a shaft installed on the base one hand and engaged with the threaded bolt on the other hand so that the threaded bolt is rotated as the shaft is rotated. 
     
     
         8 . The recliner according to  claim 7  wherein the tensioning device comprises a handle connected to the shaft. 
     
     
         9 . The recliner according to  claim 6  wherein the tensioning device comprises a pusher connected to the elastic element on one hand and located against the lower section of the rear support on the other hand. 
     
     
         10 . The recliner according to  claim 4  wherein the base comprises an arched slot defined therein, wherein the rear support comprises a crossbar installed on the lower section, inserted in the arched slot defined in the base and located against the tensioning device. 
     
     
         11 . The recliner according to  claim 10  wherein the tensioning device comprises an elastic element compressed between the base and the crossbar. 
     
     
         12 . The recliner according to  claim 11  wherein the base comprises a supporting plate formed thereon, wherein the tensioning device comprises a threaded bolt rotationally installed on the supporting plate of the base and a nut engaged with the threaded bolt on one hand and connected to the elastic element on the other hand so that the load in the elastic element is adjusted as the nut is moved when the threaded bolt is rotated. 
     
     
         13 . The recliner according to  claim 12  wherein the tensioning device comprises a shaft installed on the base one hand and engaged with the threaded bolt on the other hand so that the threaded bolt is rotated as the shaft is rotated. 
     
     
         14 . The recliner according to  claim 13  wherein the tensioning device comprises a handle connected to the shaft. 
     
     
         15 . The recliner according to  claim 10  wherein the tensioning device comprises a pusher connected to the elastic element on one hand and located against the crossbar. 
     
     
         16 . The recliner according to  claim 1  comprising a positioning device for positioning the rear support on the base. 
     
     
         17 . The recliner according to  claim 16  wherein the rear support comprises a positioning plate defining a series of apertures, wherein the positioning device comprises a latch movably installed on the base between a locking position inserted in one of the apertures defined in the positioning plate and a releasing position moved from the apertures defined in the positioning plate. 
     
     
         18 . The recliner according to  claim 17  wherein the positioning device comprises a rod movably installed on the base and a lever pivotally installed on the base, connected to the rod on one hand and connected to the latch on the other hand. 
     
     
         19 . The recliner according to  claim 18  wherein the positioning device comprises a shaft connected to rod so that the rod is moved when the shaft is rotated. 
     
     
         20 . The recliner according to  claim 18  wherein the positioning device comprises a handle connected to the shaft.