Patents by Inventor Rikard Mäki

Rikard Mäki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Working machine and a method for operating a working machine
    Patent number: 10639982
    Abstract: A working machine includes a prime mover for supplying torque to the driving wheels of the working machine, and a transmission line arranged between the prime mover and the driving wheels for transmitting torque from the prime mover to the driving wheels. The transmission line includes a gearbox arranged between the prime mover and the wheels, and the working machine further includes at least one hydraulic machine in a hydraulic system for moving an implement arranged on the working machine and/or steering the working machine, and an electric machine for driving or braking the driving wheels and/or for driving or braking the at least one hydraulic machine. The electric machine is arranged in parallel with the prime mover with respect to the transmission line and is mechanically connected to the transmission line between the prime mover and the gearbox.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: May 5, 2020
    Assignee: Volvo Construction Equipment AB
    Inventors: Per Mattsson, Andreas Nordstrand, Rikard Mäki
  • WORKING MACHINE AND A METHOD FOR OPERATING A WORKING MACHINE
    Publication number: 20140318878
    Abstract: A working machine includes a prime mover for supplying torque to the driving wheels of the working machine, and a transmission line arranged between the prime mover and the driving wheels for transmitting torque from the prime mover to the driving wheels. The transmission line includes a gearbox arranged between the prime mover and the wheels, and the working machine further includes at least one hydraulic machine in a hydraulic system for moving an implement arranged on the working machine and/or steering the working machine, and an electric machine for driving or braking the driving wheels and/or for driving or braking the at least one hydraulic machine. The electric machine is arranged in parallel with the prime mover with respect to the transmission line and is mechanically connected to the transmission line between the prime mover and the gearbox.
    Type: Application
    Filed: July 8, 2014
    Publication date: October 30, 2014
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Per MATTSSON, Andreas NORDSTRAND, Rikard MÄKI
  • Working machine and a method for operating a working machine
    Patent number: 8808136
    Abstract: A working machine includes a prime mover for supplying torque to the driving wheels of the working machine, and a transmission line arranged between the prime mover and the driving wheels for transmitting torque from the prime mover to the driving wheels. The transmission line includes a gearbox arranged between the prime mover and the wheels, and the working machine further includes at least one hydraulic machine in a hydraulic system for moving an implement arranged on the working machine and/or steering the working machine, and an electric machine for driving or braking the driving wheels and/or for driving or braking the at least one hydraulic machine. The electric machine is arranged in parallel with the prime mover with respect to the transmission line and is mechanically connected to the transmission line between the prime mover and the gearbox.
    Type: Grant
    Filed: May 7, 2009
    Date of Patent: August 19, 2014
    Assignee: Volvo Construction Equipment AB
    Inventors: Per Mattsson, Andreas Nordstrand, Rikard Mäki
  • WORKING MACHINE AND A METHOD FOR OPERATING A WORKING MACHINE
    Publication number: 20120100956
    Abstract: A working machine includes a prime mover for supplying torque to the driving wheels of the working machine, and a transmission line arranged between the prime mover and the driving wheels for transmitting torque from the prime mover to the driving wheels. The transmission line includes a gearbox arranged between the prime mover and the wheels, and the working machine further includes at least one hydraulic machine in a hydraulic system for moving an implement arranged on the working machine and/or steering the working machine, and an electric machine for driving or braking the driving wheels and/or for driving or braking the at least one hydraulic machine. The electric machine is arranged in parallel with the prime mover with respect to the transmission line and is mechanically connected to the transmission line between the prime mover and the gearbox.
    Type: Application
    Filed: May 7, 2009
    Publication date: April 26, 2012
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Per Mattsson, Andreas Nordstrand, Rikard Mäki