Attachment means for connecting plane material combinations in dry construction

Abstract

The present invention relates to attachment means ( 1 ) for connecting plane components in dry construction, in particular for fixing two-dimensional construction material to a metallic substructure, having a shaft ( 2 ) on one end region of which a point ( 3 ) and on the other end region of which a head ( 4 ) are formed, a fine thread ( 5 ) being formed on the shaft ( 2 ) in order to increase extraction values of the attachment means ( 1 ), at least in regions, a number of grooves ( 6 ) being provided on the shaft ( 2 ) which extend substantially parallel to the central axis (X) of the shaft ( 2 ).

1 . Screw nail for connecting plane components in dry construction, in particular for fixing plane construction material to a metallic substructure by driving the screw nail into the component to be connected substantially without rotational movement, the screw nail having a shaft on one end region of which a point and on the other end region of which a head are formed, a fine thread being formed on the shaft in order to increase extraction values of the attachment means, at least in some regions, characterized in that a number of grooves are provided on the shaft which extend substantially parallel to the central axis of the shaft. 
     
     
         2 . Screw nail according to  claim 1 , characterized in that the grooves are arranged evenly distributed over the peripheral surface of the shaft. 
     
     
         3 . Screw nail according to  claim 1 , characterized in that the grooves are arranged such that they extend from the point over a lower partial section of the shaft. 
     
     
         4 . Screw nail according to  claim 1 , characterized in that the grooves have a semicircular, V-shaped or U-shaped cross-sectional profile. 
     
     
         5 . Screw nail according to  claim 1 , characterized in that the grooves have a depth which corresponds to the depth of the fine thread formed on the shaft. 
     
     
         6 . Screw nail according to  claim 1 , characterized in that it can be driven into the material combination to be connected by means of an automatic nail gun device substantially without any rotational movement. 
     
     
         7 . Screw nail according to  claim 1 , characterized in that the fine thread has self-cutting thread flanks. 
     
     
         8 . Screw nail according to  claim 1 , characterized in that the fine thread is in the form of a flat saw tooth thread and in particular is double threaded. 
     
     
         9 . Screw nail according to  claim 1 , characterized in that it is heat treated, in particular austempered. 
     
     
         10 . Screw nail according to  claim 2 , characterized in that the grooves are arranged such that they extend from the point over a lower partial section of the shaft. 
     
     
         11 . Screw nail according to  claim 2 , characterized in that the grooves have a semicircular, V-shaped or U-shaped cross-sectional profile. 
     
     
         12 . Screw nail according to  claim 10 , characterized in that the grooves have a semicircular, V-shaped or U-shaped cross-sectional profile. 
     
     
         13 . Screw nail according  claim 11 , characterized in that the grooves have a depth which corresponds to the depth of the fine thread formed on the shaft. 
     
     
         14 . Screw nail according to  claim 12 , characterized in that the fine thread has self-cutting thread flanks. 
     
     
         15 . Screw nail according to  claim 13 , characterized in that the fine thread is in the form of a flat saw tooth thread and in particular is double threaded. 
     
     
         16 . Screw nail according to  claim 2 , characterized in that the fine thread is in the form of a flat saw tooth thread and in particular is double threaded. 
     
     
         17 . Screw nail according to  claim 13 , characterized in that it is heat treated, in particular austempered. 
     
     
         18 . Screw nail according to  claim 15 , characterized in that it can be driven into the material combination to be connected by means of an automatic nail gun device substantially without any rotational movement. 
     
     
         19 . Method for connecting plane components in dry construction, in particular for fixing plane construction material to a metallic substructure, wherein the screw nail of  claim 1  is driven into the material combination to be connected substantially without any rotational movement. 
     
     
         20 . Method according to  claim 10 , characterized in that the screw nail is driven into the material combination to be connected by means of an automatic nail gun device.