Patents by Inventor Donald Orville Johannsen

Donald Orville Johannsen 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).

  • Patent number: 8453499
    Abstract: A work vehicle (10) comprises a case (26), a motor (17) comprising a portion located outside the case (26) and a rotatable output shaft (18), and a speed sensor (34) located inside the case to sense information indicative of a speed of rotation of the output shaft (18).
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: June 4, 2013
    Assignee: Deere & Company
    Inventors: Donald Orville Johannsen, Frank Kukuczka, Jim Mechowski, Troy Olsen
  • Patent number: 8146925
    Abstract: The present disclosure provides a vehicle assembly, such as a metal face seal, that includes a break-in lubricant compound. The assembly lubricant compound may reduce friction and scoring between contacting surfaces of the assembly, especially during the initial break-in of the assembly. During the initial break-in period, the compound may permit the contacting surfaces of the assembly to seat, or establish a pattern of surface mating, with limited wear and with limited material transfer or scoring.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: April 3, 2012
    Assignee: Deere & Company
    Inventors: Donald Orville Johannsen, Timothy Bernard French, Megan Emley Weston
  • Publication number: 20110185801
    Abstract: A work vehicle (10) comprises a case (26), a motor (17) comprising a portion located outside the case (26) and a rotatable output shaft (18), and a speed sensor (34) located inside the case to sense information indicative of a speed of rotation of the output shaft (18).
    Type: Application
    Filed: May 29, 2008
    Publication date: August 4, 2011
    Inventors: Donald Orville Johannsen, Frank Kukuczka, Jim Mechowski, Troy Olsen
  • Publication number: 20100078896
    Abstract: The present disclosure provides a vehicle assembly, such as a metal face seal, that includes a break-in lubricant compound. The assembly lubricant compound may reduce friction and scoring between contacting surfaces of the assembly, especially during the initial break-in of the assembly. During the initial break-in period, the compound may permit the contacting surfaces of the assembly to seat, or establish a pattern of surface mating, with limited wear and with limited material transfer or scoring.
    Type: Application
    Filed: September 29, 2008
    Publication date: April 1, 2010
    Applicant: DEERE & COMPANY
    Inventors: Donald Orville Johannsen, Timothy Bernard French, Megan Emley Weston
  • Patent number: 6212971
    Abstract: A vibration isolated shift lever comprises a control lever, a shift plate, a transmission plate, a transmission lever and resilient bushings located between the shift plate and transmission plate. The shift plate triangularly shaped and is provided with three shift plate apertures one being located at each of the apexes of the triangular shift plate. The transmission plate provided with a transmission lever receiver that is bolted to the transmission lever. The transmission plate is triangularly shaped and provided with three transmission plate apertures that are located at the apexes of the triangular transmission plate. The shift plate and the transmission plate are aligned so that the three shift plate apertures are lined up with the three transmission plate apertures. Three mounting bolts extend through the lined up shift plate apertures and transmission plate apertures. Each of the bolts is provided with a resilient rubber bushing.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: April 10, 2001
    Assignee: Deere & Company
    Inventors: Joseph R. Rucinski, Donald Orville Johannsen