Patents by Inventor Deepak S. Achar

Deepak S. Achar 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).

  • Earth-drilling tool
    Patent number: 12607071
    Abstract: A drill-bit may include a head which includes a face and a gage. The face may include a plurality of face button bits. The gage may include a plurality of gage button bits evenly spaced around the head. A plurality of major chip gage gashes may be evenly spaced around the head. A plurality of minor chip gage gashes may be evenly spaced around the head. An axis extending through centers of the plurality of face button bits may extend through one of the plurality of major chip gage gashes and one of the plurality of minor chip gage gashes. The plurality of major chip gage gashes may alternate with the plurality of minor chip gage gashes around the head. One of the plurality of gage button bits may be disposed in-between every set of the alternating major chip gage gashes and minor chip gage gashes.
    Type: Grant
    Filed: October 29, 2024
    Date of Patent: April 21, 2026
    Assignee: KENNAMETAL INDIA LTD.
    Inventors: Nagesh Kumar Gk, Mahesh Magadaiah, Deepak S. Achar, Prashanth Suresh, Srihari Varma, Balachandra Hegde
  • MODULAR ROTOR BLADE ASSEMBLY
    Publication number: 20250144726
    Abstract: A modular rotor blade assembly includes a pair of cover plates; a base plate disposed between the pair of cover plates; a wedge disposed within a slot formed in a perimeter of the base plate; and a rotor blade attached to the wedge. One or more cover plates and/or the rotor blade with corresponding wedge are capable of being replaced without the need to replace the base plate, thereby reducing the cost or replacing the entire rotor blade assembly.
    Type: Application
    Filed: November 7, 2024
    Publication date: May 8, 2025
    Inventors: Vishwanath Lande, Prashanth Suresh, Steef Pronk, Michael Zunner, Akshay A., Deepak S. Achar, Balachandra Hegde
  • EARTH-DRILLING TOOL
    Publication number: 20250137328
    Abstract: A drill-bit may include a head which includes a face and a gage. The face may include a plurality of face button bits. The gage may include a plurality of gage button bits evenly spaced around the head. A plurality of major chip gage gashes may be evenly spaced around the head. A plurality of minor chip gage gashes may be evenly spaced around the head. An axis extending through centers of the plurality of face button bits may extend through one of the plurality of major chip gage gashes and one of the plurality of minor chip gage gashes. The plurality of major chip gage gashes may alternate with the plurality of minor chip gage gashes around the head. One of the plurality of gage button bits may be disposed in-between every set of the alternating major chip gage gashes and minor chip gage gashes.
    Type: Application
    Filed: October 29, 2024
    Publication date: May 1, 2025
    Inventors: Nagesh Kumar GK, Mahesh Magadaiah, Deepak S. Achar, Prashanth Suresh, Srihari Varma, Balachandra Hegde