Patents Assigned to VARIBOX IP (PTY) LTD
  • Continuously variable transmission machine
    Patent number: 8800398
    Abstract: A ratcheting-type, rotor controlled, continuously variable transmission machine wherein the circumferential length of a cross-sectional profile of a body of the rotor is substantially constant, and the maximum positive swivel angle of the body is substantially equal in magnitude to the maximum negative swivel angle of the body.
    Type: Grant
    Filed: January 19, 2009
    Date of Patent: August 12, 2014
    Assignee: Varibox IP (Pty) Ltd
    Inventor: Johannes Jacobus Naude
  • Incremental variable transmission
    Patent number: 8540596
    Abstract: An incrementally variable transmission machine with an input drive and an output drive which are linked by a drive chain, and which includes an oscillating cam arrangement which, at each of two limiting positions, can act on an actuating mechanism to vary the speed of the output drive by an increment.
    Type: Grant
    Filed: April 23, 2009
    Date of Patent: September 24, 2013
    Assignee: Varibox IP (Pty) Ltd.
    Inventor: Johannes Jacobus Naude
  • CONTINUOUSLY VARIABLE TRANSMISSION MACHINE
    Publication number: 20100229680
    Abstract: A ratcheting-type, rotor controlled, continuously variable transmission machine wherein the circumferential length of a cross-sectional profile of a body of the rotor is substantially constant, and the maximum positive swivel angle of the body is substantially equal in magnitude to the maximum negative swivel angle of the body.
    Type: Application
    Filed: January 19, 2009
    Publication date: September 16, 2010
    Applicant: VARIBOX IP (PTY) LTD
    Inventor: Johannes Jacobus Naude