Patents by Inventor Steve G. Pitts

Steve G. Pitts 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).

  • Two speed gearbox
    Patent number: 6935986
    Abstract: A two speed gear box including a casing that is rotatably supported by a central planetary gear carrier. The two speed gear box further includes a central mounted planetary gear assembly with a ring gear controlled by a low speed clutch and a sun gear controlled by a high speed clutch that cooperate to provide three modes of operation for the output shaft with respect to a drive axle. The three modes of operation include a neutral mode, a high speed mode and a low speed mode. Selective engagement and disengagement of the low speed and high speed clutches provide for selection of one of the modes of operation.
    Type: Grant
    Filed: August 30, 2002
    Date of Patent: August 30, 2005
    Assignee: Darwin Industries, Inc.
    Inventors: Dusan J. Hvolka, Steve G. Pitts, Cary D. Pitts
  • Two speed gearbox
    Publication number: 20040266576
    Abstract: A two speed gear box including a casing that is rotatably supported by a central planetary gear carrier. The two speed gear box further includes a central mounted planetary gear assembly with a ring gear controlled by a low speed clutch and a sun gear controlled by a high speed clutch that cooperate to provide three modes of operation for the output shaft with respect to a drive axle. The three modes of operation include a neutral mode, a high speed mode and a low speed mode. Selective engagement and disengagement of the low speed and high speed clutches provide for selection of one of the modes of operation.
    Type: Application
    Filed: August 30, 2002
    Publication date: December 30, 2004
    Applicant: Darwin Industries, Inc.
    Inventors: Dusan J. Hvolka, Steve G. Pitts, Cary D. Pitts