Patents by Inventor Ludger Riedel

Ludger Riedel 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: 6019133
    Abstract: A cross lever valve control device (1), especially for a lifting device such as a crane, with at least one manually actuated cross lever (2,3) which can be swivelled in first cross direction (K.sub.1) and in a second cross direction (K.sub.2), and with at least two control valves (5, 6, 9, 10) which each have one movable valve body (11, 12, 15, 16), cross lever (2, 3) being coupled to valve body (11, 16) of first control valve (5, 10) and valve body (12, 15) of second control valve (6, 9) such that first control valve (5, 10) can be actuated by moving cross lever (2, 3) in first cross direction (K.sub.1) and second control valve (6, 9) can be actuated by moving cross lever (2, 3) in second cross direction (K.sub.2).
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: February 1, 2000
    Assignee: Riedel & Sohne oHG
    Inventors: Norbert Riedel, Ludger Riedel
  • Patent number: 5873479
    Abstract: A device for ensuring the transport of tanks in the form of containers with a truck so as to prevent the containers on the truck from sliding during the trip includes at least two holding supports attached in such a manner to a holding frame that pairs of holding supports are opposite each other and between them form a space for the shape-locking accommodation of the container, a container put into the space between the holding supports, and a holding frame connected to the respective bearing surface of the truck transported on water, by land or in the air.
    Type: Grant
    Filed: February 5, 1997
    Date of Patent: February 23, 1999
    Assignee: Riedel Und Sohne oHG
    Inventors: Norbert Riedel, Ludger Riedel
  • Patent number: 5803613
    Abstract: In a bearing body for support of a tiltable section of a component, the bearing body includes a front body part (10), a rear tap (11) and a locking device (12), the part (10) and tap (11) being held by the locking device (12) in their position relative to one another.
    Type: Grant
    Filed: March 15, 1996
    Date of Patent: September 8, 1998
    Assignee: Riedel und Sohnne oHG
    Inventors: Norbert Riedel, Ludger Riedel
  • Patent number: 5667095
    Abstract: A container 1 for a container disposal arrangement with a mobile crane arranged on a truck with a hydraulically-operated grappler for the container, whereby the container 1 is designed as a rectangle when viewed from above, open on top, can be closed if necessary with a cover and has a floor 6 underneath and whereby the side walls 2, 3 of the container 1 extend toward the bottom conically and inwardly and a collar 7 with walls 8, 9 extending parallel to one another is provided on the upper edge of the container 1, is designed so that several functional hollow bodies 14, 15, 16, 17 are provided in the area of the collar 7, that the upper and lower edges 13, 12 of the collar 7 are each tilted, and that at least one stopper section 21 for lifting tools is provided in the area of the collar 7.
    Type: Grant
    Filed: May 17, 1995
    Date of Patent: September 16, 1997
    Assignee: Riedel und Sohne oHg
    Inventors: Norbert Riedel, Ludger Riedel