Patents by Inventor Zollmann Martin

Zollmann Martin 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).

  • Chuck for tool
    Patent number: 5340127
    Abstract: A chuck for a tool with an inner cooling medium supply has a clamp holder having a cooling medium supply passage, a clamping nut anchorable in the clamp holder, and a ring-shaped sealing meter which is carried by the clamping nut and abuts against a clamped tool, the clamping nut having an outer concentric recess which surrounds the inserted tool and is formed so that the sealing member is exchangeably insertable from outside into the recess.
    Type: Grant
    Filed: March 30, 1993
    Date of Patent: August 23, 1994
    Assignee: Zollmann GmbH
    Inventor: Zollmann Martin