Patents by Inventor Alan R. Walschlaeger, Sr.

Alan R. Walschlaeger, Sr. 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).

  • Printing plate cylinder with universal lockup apparatus
    Patent number: 5485784
    Abstract: A printing plate cylinder (10) having an elongate mounting slot (12) with a pair of opposite walls (14A, 14B), with a universal lockup apparatus (16) for releasibly holding the opposed edges (42A, 42B) of a printing plate (44) within the mounting slot (12), the universal lockup apparatus (16) having a roller member (18) for clamping at least one of the opposed edges (42A, 42B) of the plate (44) against one of the opposed walls (14A, 14B) of the slot (12), a brace member (20) mounted to securement pivot posts (22) for movement about roller member (18) between one operative position in which the brace member (20) is interposed between one of the pair of opposite walls (14A) of the slot (12) and the clamping roller member (18) to brace the clamping member (18) against movement away from the other one of the pair of opposite walls (14B) to another operative position in which the brace member (20) is interposed between the other one of the pair of opposite walls (14B) of the slot (12) and the clamping member (18)
    Type: Grant
    Filed: June 28, 1994
    Date of Patent: January 23, 1996
    Inventor: Alan R. Walschlaeger, Sr.