Patents by Inventor Esko Patamaa

Esko Patamaa 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).

  • Casting machine for casting concrete elements
    Patent number: 4050868
    Abstract: A casting machine for casting concrete elements comprising a support frame continuously movable above a casting mould and provided with means for feeding concrete into the mould. A vibrating device is slidably supported by the support frame and is provided with locking means engaging said mould for momentarily fastening the vibrating device unmovably to said mould during vibration of said mould while sliding with respect to the support frame from a starting position due to the continuous movement of the support frame. The support frame is provided with means for slidable retraction of the vibrating device with respect to the support frame to said starting position after vibration of the mould and unlocking of said locking means.
    Type: Grant
    Filed: May 11, 1976
    Date of Patent: September 27, 1977
    Inventor: Esko Patamaa