Patents by Inventor David Charles Rafko

David Charles Rafko 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).

  • Brake bleed tool
    Patent number: 6581905
    Abstract: A brake bleed tool includes a pliable plastic tube which sealingly engages a bleed fitting. A bleed wrench coaxially slides along the tool to engage the bleed fitting. The bleed wrench includes a socket end for engaging the bleed fitting at one end and a winged end at the opposite end which is used to loosen and tighten the bleed fitting.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: June 24, 2003
    Assignee: Tenneco Automotive Inc.
    Inventors: David Charles Rafko, Timothy Johnson
  • Brake bleed Tool
    Publication number: 20030094591
    Abstract: A brake bleed tool includes a pliable plastic tube which sealingly engages a bleed fitting. A bleed wrench coaxially slides along the tool to engage the bleed fitting. The bleed wrench includes a socket end for engaging the bleed fitting at one end and a winged end at the opposite end which is used to loosen and tighten the bleed fitting.
    Type: Application
    Filed: November 21, 2001
    Publication date: May 22, 2003
    Inventors: David Charles Rafko, Timothy Johnson