Patents by Inventor David Rajewski

David Rajewski 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: 9592957
    Abstract: This invention includes embodiments which disclose a collection and delivery vehicle with a cab portion, a chassis and a container box. The container box includes a lift mechanism, a material storage area which may include multiple individual storage areas, some dual use, and a conveyor, auger or other desirable material handling mechanism to receive the material from bins and move it to the material storage area and/or storage containers from above.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: March 14, 2017
    Inventors: David Rajewski, Rocky Rajewski
  • Publication number: 20150098777
    Abstract: This invention includes embodiments which disclose a collection and delivery vehicle with a cab portion, a chassis and a container box. The container box includes a lift mechanism, a material storage area which may include multiple individual storage areas, some dual use, and a conveyor, auger or other desirable material handling mechanism to receive the material from bins and move it to the material storage area and/or storage containers from above.
    Type: Application
    Filed: October 7, 2014
    Publication date: April 9, 2015
    Inventors: David Rajewski, Rocky Rajewski
  • Publication number: 20060272896
    Abstract: A mobile roof loading system is provided for operatively attaching to a roof of a vehicle such as a trailer, to provide access to the roof, and hands-free access to the roof in some embodiments. The system may for instance include a stairway body configured for pivotal attachment to a vehicle, the stairway body including a plurality of steps and a step support, the stairway body further having a contracted configuration and an expanded configuration, such that in the contracted configuration the stairway body is retained adjacent the vehicle generally between the roof of the vehicle and a bottom side of the vehicle; and in the expanded configuration the stairway body forms a stairway path from the roof to nearby ground at a stairway angle such as to provide a desired stairway path.
    Type: Application
    Filed: June 3, 2005
    Publication date: December 7, 2006
    Inventor: David Rajewski
  • Publication number: 20060049291
    Abstract: A shredding apparatus includes a frame and shafts driven to rotate about shaft axes. A plurality of cutter plates or blades are mounted for rotation and include stationary fingers positioned between the cutter blades, the stationary fingers including a first width and a second width.
    Type: Application
    Filed: September 8, 2004
    Publication date: March 9, 2006
    Inventor: David Rajewski