Patents by Inventor David Wittig

David Wittig 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: 7322285
    Abstract: An apparatus for crushing objects includes an inlet for serially feeding objects to the apparatus and a driver roller that is rotatably driven about a first axis by a power input mechanism, wherein the driver roller has a first notch. The apparatus further includes an idler roller rotatably coupled to the driver roller so as to be rotatably driven about a second axis that is substantially parallel to the first axis. The idler roller has a second notch wherein the first and second notches coordinate to at least partially receive the object therein throughout a portion of respective revolutions of the driver roller and the idler roller. The apparatus may further include a crushed object outlet.
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: January 29, 2008
    Assignee: Wittig Electric Can Crusher, LLC
    Inventor: David Wittig