Patents by Inventor Salik A. Syed

Salik A. Syed 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).

  • Hydraulic control system having energy recovery kit
    Patent number: 8919113
    Abstract: An energy recovery retrofit kit for a hydraulic control system is disclosed. The energy recover retrofit kit may have a first accumulator and a second accumulator. The energy recover retrofit kit may also have a recovery valve block fluidly connectable between an existing pump and an existing motor of the hydraulic system. The recovery valve block may be configured to selectively fluidly communicate the first and second accumulators with the existing motor.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: December 30, 2014
    Assignee: Caterpillar Inc.
    Inventors: Pengfei Ma, Jiao Zhang, Tonglin Shang, Peter Spring, Dayao Chen, Salik A. Syed, John Ferraz, Jr., Randal N. Peterson
  • HYDRAULIC CONTROL SYSTEM HAVING ENERGY RECOVERY KIT
    Publication number: 20130000094
    Abstract: An energy recovery retrofit kit for a hydraulic control system is disclosed. The energy recover retrofit kit may have a first accumulator and a second accumulator. The energy recover retrofit kit may also have a recovery valve block fluidly connectable between an existing pump and an existing motor of the hydraulic system. The recovery valve block may be configured to selectively fluidly communicate the first and second accumulators with the existing motor.
    Type: Application
    Filed: June 28, 2011
    Publication date: January 3, 2013
    Inventors: Pengfei MA, Jiao Zhang, Tonglin Shang, Peter Spring, Dayao Chen, Salik A. Syed, John Ferraz, JR., Randal N. Peterson