Patents by Inventor Pekka F. Alm

Pekka F. Alm 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).

  • Pneumatic shuttle picking mechanism
    Patent number: 4602660
    Abstract: A pneumatic picking mechanism for weaving shuttles wherein the weaving shuttle is driven by a piston moved in a cylinder cavity by pressurized gas and wherein the pressurized gas is supplied from a reservoir through a main valve to the cylinder cavity and the main valve is controlled via a control valve assisted by an auxiliary valve.
    Type: Grant
    Filed: July 10, 1985
    Date of Patent: July 29, 1986
    Assignee: Hermann Wangner GmbH & Co. KG
    Inventor: Pekka F. Alm