Method for Production of Painted Screws or Nails in a Magazine Strip

Abstract

Method for production of painted driving-in elements ( 8 ), the method comprising providing the elements ( 8 ) with heads ( 7 ) for driving the elements into a medium, providing a strip-shaped magazine ( 2 ) with holes ( 1 ) for ordered supply of the elements to a driving-in power tool, inserting the elements into the holes, and subsequently painting the heads of the elements while located in the holes.

1 . Method for production of painted driving-in elements ( 8 ), the method comprising
 providing the elements ( 8 ) with heads ( 7 ) for driving the elements ( 8 ) into a medium,   providing an elongated strip-shaped magazine ( 2 ) with holes ( 11 ) for stepwise supply of the elements ( 8 ) to a magazine receptacle of a driving-in power tool,   inserting the elements ( 8 ) into the holes ( 11 ), and subsequently   painting the heads ( 7 ) of the elements ( 8 ) while the elements ( 8 ) are located in the holes ( 11 ).   
     
     
         2 . Method according to  claim 1 , wherein the method comprises powder painting at a temperature above 180° C., and wherein the magazine ( 2 ) is made of an electrically conducting material resistant to this temperature. 
     
     
         3 . Method according to  claim 1 , wherein the method comprises including a washer ( 5 ) between the head ( 7 ) and the magazine ( 2 ) and providing a distance of more than 1 mm between the washer and the head for allowing paint to enter the space between the head and the washer. 
     
     
         4 . Method according to  claim 1 , wherein the method comprises providing washers ( 5 ′) for the elements ( 8 ) as integral portions of the magazine ( 2 ), the washers ( 5 ′) being connected to a remaining part ( 21 ) of the magazine ( 2 ) by separable connecting ribs ( 23 ), and wherein the method. comprises inserting elements ( 8 ) into the holes ( 11 ) with a distance of more than 1 mm between the washer ( 5 ′) and the head ( 7 ) for allowing paint to enter the space ( 4 ) between the head ( 7 ) and the washer ( 5 ′). 
     
     
         5 . Method according to  claim 4 , wherein the method includes providing the magazine ( 2 ) as a metal strip with attached polymer ( 24 ) covering one side of the strip, and wherein the method comprises inserting elements ( 8 ) into the holes ( 11 ) of the magazine ( 2 ) from the metal side. 
     
     
         6 . Method according to  claim 1 , wherein the method comprises,
 providing a metal strip with a substantially endless flat mid-piece ( 21 )   providing edge parts ( 18 ,  29 ) longitudinally along the strip, the edge parts ( 18 ,  29 ) extending from the mid-piece ( 21 ) so as to form a cavity ( 27 ) with the Mid-piece ( 21 ),   punching holes ( 11 ) for driving-in elements ( 8 ) into the mid-piece ( 21 ),   subsequently inserting the driving-in elements ( 8 ) into the holes ( 11 ),   and then painting the heads ( 7 ) of the driving-in elements ( 8 ) while located in the holes ( 11 ),   
     
     
         7 . A method according to  claim 6 , wherein the providing of the metal strip comprises extruding an aluminium strip. 
     
     
         8 . A method according to  claim 6 , wherein the method comprises calendar rolling the strip for forming the edge parts ( 18 ,  29 ) as part of a metal rolling process. 
     
     
         9 . A method according to  claim 6 , wherein the method comprises attaching a polymer material ( 24 ) to one side of the strip before punching holes into the mid-piece ( 21 ), and wherein the method comprises, punching perforations ( 22 ) into the mid piece, the perforations extending through the strip and the polymer material and surrounding a portion of the magazine ( 2 ) to form a washer ( 5 ′), the washer being connected to a remaining part ( 25 ) of the magazine by breakable ribs ( 23 ) between the perforations ( 22 ). 
     
     
         10 . A magazine comprising a strip provided in a first material, the strip having a flat mid-piece ( 21 ) and edge parts ( 18 ,  29 ) longitudinally along the strip, the edge parts ( 18 ,  29 ) extending from the mid-piece so as to form an elongate cavity ( 27 ) with the mid-piece ( 21 ), wherein the cavity comprises a polymer ( 24 ), the polymer being substantially softer that the first material, the mid-piece ( 21 ) having perforations ( 22 ) extending through first material of the mid-piece ( 21 ) and through the polymer in the cavity and surrounding a portion of the mid piece and the polymer to form washers ( 5 ,  5 ′), the washer washers being connected to a remaining part ( 25 ) Of the magazine strip ( 2 ) by breakable ribs ( 23 ) between the perforations ( 22 ). 
     
     
         11 . A magazine according to  claim 10 , wherein the magazine strip ( 2 ) is resistant to temperatures above 180° C. 
     
     
         12 . A magazine according to  claim 10 , wherein the polymer is provided as a polymer band ( 24 ) connected to the midpiece ( 21 ) material by gluing or vulcanization at least in an area comprising the portion in order to form a composite washer ( 5 ′). 
     
     
         13 . A magazine according to  claim 12 , wherein the polymer ( 24 ) and the midpiece ( 21 ) material are connected by gluing without vulcanisation. 
     
     
         14 . A magazine according to  claim 10 , wherein the edge parts ( 18 ) extend laterally from the mid-piece ( 21 ). 
     
     
         15 . A magazine according to  claim 14 , wherein the polymer is provided as a polymer band ( 24 ) and wherein the edge parts ( 18 ″) have an L-shape to form a C-shaped cavity, the L-shaped edge parts supporting the polymer band in the cavity. 
     
     
         16 . A magazine according to  claim 14 , wherein the polymer is provided as a polymer band ( 24 ) and wherein the edge parts ( 18 ′) have a plurality of local deformations ( 26 ) along the edge, part ( 18 ′) and towards the, cavity ( 27 ), the deformations ( 26 ) supporting the polymer band ( 24 ) in the cavity. 
     
     
         17 . A magazine according to  claim 10 , wherein the polymer is provided as a polymer band ( 24 ) and wherein the edge parts ( 18 ′) extend from the mid-piece ( 21 ) cavity under a sharp angle (W) with edges ( 31 ) of the edge parts ( 18 ′) having a mutual distance (d) smaller than the width (D) of the mid-piece ( 21 ). 
     
     
         18 . A magazine according to  claim 10 , wherein the polymer is provided as a polymer band ( 24 ) and wherein the edge parts ( 29 ) are curved to form hollows ( 32 ) accommodating and supporting part of the polymer band in the cavity ( 27 ). 
     
     
         19 . A magazine according to  claim 10 , wherein the magazine comprises holes through the washers, the holes being arranged equally spaced in a row along a longitudinal'axis of the strip magazine for receiving elements for stepwise supply of said elements in a magazine receptacle of a driving-in power tool. 
     
     
         20 . A magazine according to  claim 10 , wherein the edge parts have an angle of between 70 and 110 degrees with the mid-piece in order to stabilize the strip magazine.