TREA

Screws that cut thread in the body into which they are screwed

Follow

Industry

  • CPC
  • F16B25/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER

Current Industry

F16B25/00Screws that cut thread in the body into which they are screwed

Sub Industries

F16B25/0005of the helical wire type F16B25/001characterised by the material of the body into which the screw is screwed F16B25/0015the material being a soft organic material F16B25/0021the material being metal F16B25/0026the material being a hard non-organic material F16B25/0031the screw being designed to be screwed into different materials F16B25/0036characterised by geometric details of the screw F16B25/0042characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw F16B25/0047the ridge being characterised by its cross-section in the plane of the shaft axis F16B25/0052the ridge having indentations, notches or the like in order to improve the cutting behaviour F16B25/0057the screw having distinct axial zones F16B25/0063with a non-threaded portion on the shaft of the screw F16B25/0068with multiple-threads F16B25/0073characterised by its pitch F16B25/0078with a shaft of non-circular cross-section or other special geometric features of the shaft F16B25/0084characterised by geometric details of the tip F16B25/0089the screw having wings F16B25/0094the screw being assembled or manufactured from several components F16B25/10Screws performing an additional function to thread-forming F16B25/103by means of a drilling screw-point F16B25/106by means of a self-piercing screw-point
Industries