Eyeglass frames

Abstract

A pair of spectacles which comprises (1) a pair of lenses, each lens having an engaging portion on its periphery, and (2) an eyeglass frame which comprises two temple arms and a continuous bar connecting the two temple arms, the bar carrying two spaced-apart attachment portions which are fitted to respective engaging portions on the lenses.

1 . An eyeglass frame which comprises two temple arms and a continuous bar connecting the two temple arms, the bar carrying two spaced-apart attachment portions for fitting to respective engaging portions on the peripheries of a pair of lenses. 
     
     
         2 . An eyeglass frame according to  claim 1  wherein the bar is substantially horizontal and each of the attachment portions extends downwards from the continuous bar. 
     
     
         3 . An eyeglass frame according to  claim 2  wherein each of the attachment portions can be fitted over an engaging portion extending upwards from the periphery of a lens. 
     
     
         4 . A pair of spectacles which comprises
 ( 1 ) a pair of lenses, each lens having an engaging portion on its periphery, and   ( 2 ) an eyeglass frame which comprises two temple arms and a continuous bar connecting the two temple arms, the bar carrying two spaced-apart attachment portions which are fitted to respective engaging portions on the lenses.   
     
     
         5 . A pair of spectacles according to  claim 4  wherein each of the engaging portions is on the top surface of the lens. 
     
     
         6 . A pair of spectacles according to  claim 5  wherein each of the engaging portions is near the center of the lens. 
     
     
         7 . A pair of spectacles according to  claim 4  wherein each junction between an attachment portion and engaging portion is the sole means securing the eyeglass frame to the lenses. 
     
     
         8 . A pair of spectacles according to  claim 5  wherein each of the engaging portions
 extends outwards from the periphery of the lens, and the corresponding attachment portion fits over the engaging portion. 
 
     
     
         9 . A pair of spectacles according to  claim 4  wherein the engaging portion of each lens extends from the periphery of the lens into the thickness of the lens, and the attachment portion fits into the engaging portion. 
     
     
         10 . A pair of spectacles according to  claim 4  wherein there is an adhesive between each engaging portion and the respective attachment portion and the adhesive can be weakened by heat so that the lens can be removed from the eyeglass frame by manual forces only. 
     
     
         11 . A pair of spectacles according to  claim 10  wherein the adhesive is the sole means of securing the engaging portion to the attachment portion. 
     
     
         12 . A pair of spectacles according to  claim 4  which comprises
 (1) a pair of lenses, each lens having an engaging portion which extends away from upper periphery of the lens at a location which is near the center of the lens, and 
 (2) an eyeglass frame which comprises two temple arms and a continuous bar connecting the two temple arms, the bar carrying two spaced-apart attachment portions which are fitted to respective engaging portions on the lenses. 
 
     
     
         13 . A pair of spectacles according to  claim 12  wherein each junction between an attachment portion and engaging portion is the sole means securing the eyeglass frame to the lenses. 
     
     
         14 . A pair of spectacles according to  claim 12  wherein there is an adhesive between each engaging portion and the respective attachment portion, the adhesive being the sole means of securing the engaging portion to the attachment portion 
     
     
         15 . A pair of spectacles according to  claim 14  wherein the adhesive can be weakened by heat so that the lens can be removed from the eyeglass frame by manual forces only. 
     
     
         16 . (canceled)