Patents Assigned to UNIVERSAL BALL HEAD, S.L.
  • Coupling structure between screw head and tightening tool
    Patent number: 8978525
    Abstract: A coupling structure between a screw head and a tightening tool includes a recess (3) with a curved concave surface on the free base of the head (1) of the screw (2) and a protuberance (6) with a curved convex surface finishing the end of the tool (5). The recess has axial projections (4) internally and the protuberance (6) has meridional grooves (7).
    Type: Grant
    Filed: April 14, 2010
    Date of Patent: March 17, 2015
    Assignee: Universal Ball Head, S.L.
    Inventor: Ramón Farré Berga
  • COUPLING STRUCTURE BETWEEN SCREW HEAD AND TIGHTENING TOOL
    Publication number: 20120103147
    Abstract: A coupling structure between a screw head and a tightening tool includes a recess (3) with a curved concave surface on the free base of the head (1) of the screw (2) and a protuberance (6) with a curved convex surface finishing the end of the tool (5). The recess has axial projections (4) internally and the protuberance (6) has meridional grooves (7).
    Type: Application
    Filed: April 14, 2010
    Publication date: May 3, 2012
    Applicant: UNIVERSAL BALL HEAD, S.L.
    Inventors: Oriol Farré Berga, Ramón Farré Berga
  • Dental screw
    Patent number: D958363
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: July 19, 2022
    Assignee: UNIVERSAL BALL HEAD, S.L.
    Inventor: Oriol Farre Berga