Patents by Inventor Thomas William Wielkopolski

Thomas William Wielkopolski 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: 6964424
    Abstract: A drive system for use in a bicycle or the like, which includes a manually-operable member and a drive train connected to the member for transferring drive from the member to at least one of the bicycle wheels. The member is mounted for substantially rectilinear reciprocating movement on a lever system having a first lever, a second lever and a tie rod. The first lever has a first end connected to a first pivot and a second end that is rotatable about the first pivot. The second lever has a first end that is pivotably connected to the second end of the first lever and a second end to which the manually-operable member is attached. As for the tie rod, it has a first end pivotably connected to the a second pivot and a second end that is pivotably connected to the second lever between the first and second ends thereof. The first lever is constructed and arranged for limited reciprocating rotation of the second end about the first pivot.
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: November 15, 2005
    Inventor: Thomas William Wielkopolski
  • Publication number: 20020074767
    Abstract: A drive system for use in a bicycle or the like, which includes a manually-operable member and a drive train connected to the member for transferring drive from the member to at least one of the bicycle wheels. The member is mounted for substantially rectilinear reciprocating movement on a lever system having a first lever, a second lever and a tie rod. The first lever has a first end connected to a first pivot and a second end that is rotatable about the first pivot. The second lever has a first end that is pivotably connected to the second end of the first lever and a second end to which the manually-operable member is attached. As for the tie rod, it has a first end pivotably connected to the a second pivot and a second end that is pivotably connected to the second lever between the first and second ends thereof. The first lever is constructed and arranged for limited reciprocating rotation of the second end about the first pivot.
    Type: Application
    Filed: January 16, 2002
    Publication date: June 20, 2002
    Inventor: Thomas William Wielkopolski