Patents by Inventor Vijay J. Kavnekar

Vijay J. Kavnekar 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).

  • Internal combustion engine with internal oil heating of blowby gas
    Patent number: 11598235
    Abstract: An internal combustion engine includes a crankcase with a plurality of piston-cylinder arrangements and a valve head positioned above the crankcase at least in part containing a valve train. The internal combustion engine further includes a head cover coupled to the valve head and having a blowby outlet and a baffle positioned between the head cover and the crankcase and defining an oil passage internal to the baffle. Engine oil circulates through the oil passage of the baffle to transfer heat to blowby gas flowing from one or more of the plurality of piston-cylinder arrangements before exiting the valve head through the blowby outlet in the head cover.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: March 7, 2023
    Assignee: DEERE & COMPANY
    Inventors: Vijay J. Kavnekar, Dattatray B. Pingle, Randy R. Scarf, David A. Chekas
  • INTERNAL COMBUSTION ENGINE WITH INTERNAL OIL HEATING OF BLOWBY GAS
    Publication number: 20220298938
    Abstract: An internal combustion engine includes a crankcase with a plurality of piston-cylinder arrangements and a valve head positioned above the crankcase at least in part containing a valve train. The internal combustion engine further includes a head cover coupled to the valve head and having a blowby outlet and a baffle positioned between the head cover and the crankcase and defining an oil passage internal to the baffle. Engine oil circulates through the oil passage of the baffle to transfer heat to blowby gas flowing from one or more of the plurality of piston-cylinder arrangements before exiting the valve head through the blowby outlet in the head cover.
    Type: Application
    Filed: March 16, 2021
    Publication date: September 22, 2022
    Inventors: Vijay J. Kavnekar, Dattatray B. Pingle, Randy R. Scarf, David A. Chekas