Gas lighter

Abstract

A gas cigarette lighter comprising: a fuel reservoir preferably manufactured from a rigid amorphous polymer material, a top wall through which a well passes, a threaded ring screwed into a tapped portion of the well, and a gas dispensing device including at least one tubular element fitted into the threaded ring. The tubular element has a bottom portion that extends at least to the bottom end of the well and receives a microporous membrane which provides a gas flow rate that is substantially constant.

1 . A gas cigarette lighter comprising: 
 a fuel reservoir made of a rigid amorphous polymer material, the reservoir having a top wall; and a well having a bottom end, the well passing through the top wall;    a threaded ring, the threaded ring being disposed within the well;    a gas dispensing device including at least one tubular element having a bottom portion, the tubular element being fitted into the threaded ring, and    a microporous membrane, the membrane being received within the tubular element,    wherein the bottom portion of the tubular element extends at least to the bottom end of the well.    
     
     
         2 . A gas cigarette lighter according to  claim 1 , wherein the bottom portion of the tubular element and the bottom end of the well are flush with one another.  
     
     
         3 . A gas cigarette lighter according to  claim 1 , wherein the bottom portion of the tubular element extends beyond the bottom end of the well.  
     
     
         4 . A gas cigarette lighter according to  claim 1 , wherein the threaded ring has a first opening and a second opening, the tubular element passes through the first and second openings of the threaded ring.  
     
     
         5 . A gas cigarette lighter according to  claim 1 , wherein an annular sealing gasket is disposed between the tubular element and the top wall.  
     
     
         6 . A gas cigarette lighter according to  claim 5 , wherein the top wall is provided with a radially extending rim against which the annular sealing gasket is held in abutment by the threaded ring.  
     
     
         7 . A gas cigarette lighter according to  claim 1 , wherein the tubular element is made of metal.  
     
     
         8 . A gas cigarette lighter according to  claim 7 , wherein the microporous membrane is held against an internal shoulder in the tubular element by being pressed against a retaining ring, the tubular element having a bottom end crimped against said retaining ring.  
     
     
         9 . A cigarette lighter according to  claim 1 , wherein the reservoir includes a bowl having a top end bonded to the top wall.  
     
     
         10 . A cigarette lighter according to  claim 1 , wherein the reservoir is formed of a material selected from at least one of the group consisting of ABSs and SANs.  
     
     
         11 . A gas cigarette lighter comprising: 
 a fuel reservoir having a top wall;    a well disposed within the top wall; the well having a bottom end;    a threaded ring being disposed within the well;    a gas dispensing device including at least one tubular element having a bottom portion, the tubular element being disposed within the threaded ring; and    a microporous membrane being received within the tubular element,    wherein the bottom portion of the tubular element extends at least to the bottom end of the well.    
     
     
         12 . A gas cigarette lighter according to  claim 11 , wherein the bottom portion of the tubular element and the bottom end of the well are flush with one another.  
     
     
         13 . A gas cigarette lighter according to  claim 11 , wherein the bottom portion of the tubular element extends beyond the bottom end of the well.  
     
     
         14 . A gas cigarette lighter according to  claim 11 , wherein the threaded ring has a first opening and a second opening, the tubular element passes through the first and second opening of the threaded ring.  
     
     
         15 . A gas cigarette lighter according to  claim 11 , wherein an annular sealing gasket is disposed between the tubular element and the top wall.  
     
     
         16 . A gas cigarette lighter according to  claim 15 , wherein the top wall is provided with a radially extending rim against which the annular sealing gasket is held in abutment by the threaded ring.  
     
     
         17 . A gas cigarette lighter according to  claim 11 , wherein the tubular element is made of metal.  
     
     
         18 . A gas cigarette lighter according to  claim 17 , wherein the microporous membrane is held against an internal shoulder in the tubular element by being pressed against a retaining ring, the tubular element having a bottom end crimped against said retaining ring.  
     
     
         19 . A cigarette lighter according to  claim 11 , wherein the reservoir includes a bowl having a top end bonded to the top wall.  
     
     
         20 . A cigarette lighter according to  claim 11 , wherein the reservoir is formed of a material selected from at least one of the group consisting of ABSs and SANs.  
     
     
         21 . A gas cigarette lighter comprising a reservoir including a top wall for containing a fuel supply; a gas dispensing device for releasing fuel from the fuel supply; a control device for actuating the gas dispensing device and releasing the fuel; and an ignition mechanism for igniting the released fuel; the lighter further comprising: 
 a well is disposed within the top wall; the well having a bottom end; and    a threaded ring being disposed within the well;    wherein the gas dispensing device includes at least one tubular element having a bottom portion, the tubular element being disposed within the threaded ring; the bottom portion extending at least to the bottom end.    
     
     
         22 . A gas cigarette lighter according to  claim 21 , further comprising a microporous membrane disposed within the tubular element.  
     
     
         23 . A gas cigarette lighter according to  claim 21 , wherein the bottom portion of the tubular element and the bottom end of the well are flush with one another.  
     
     
         24 . A gas cigarette lighter according to  claim 21 , wherein the bottom portion of the tubular element extends beyond the bottom end of the well.  
     
     
         25 . A gas cigarette lighter according to  claim 21 , wherein the threaded ring has a first opening and a second opening, the tubular element passes through the first and second openings of the threaded ring.  
     
     
         26 . A gas cigarette lighter according to  claim 21 , wherein an annular sealing gasket is disposed between the tubular element and the top wall.  
     
     
         27 . A gas cigarette lighter according to  claim 26 , wherein the top wall is provided with a radially extending rim against which the annular sealing gasket is held in abutment by the threaded ring.  
     
     
         28 . A gas cigarette lighter according to  claim 22 , wherein the tubular element is made of metal.  
     
     
         29 . A gas cigarette lighter according to  claim 28 , wherein the microporous membrane is held against an internal shoulder in the tubular element by being pressed against a retaining ring, the tubular element having a bottom end crimped against said retaining ring.  
     
     
         30 . A cigarette lighter according to  claim 21 , wherein the reservoir includes a bowl having a top end bonded to the top wall.  
     
     
         31 . A cigarette lighter according to  claim 21 , wherein the reservoir is formed of a material selected from at least one of the group consisting of ABSs and SANs.