The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 2006
Filed:
May. 01, 2002
Applicants:
Helmut Naderhirn, Perg, AT;
Herbert Gruber, Pregarten, AT;
Inventors:
Helmut Naderhirn, Perg, AT;
Herbert Gruber, Pregarten, AT;
Assignee:
Engel Maschinenbau Gesellschaft m.b.H., Schwetberg, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/84 (2006.01);
U.S. Cl.
CPC ...
Abstract
An injection moulding machine with a vertically movable mould-clamping plate, an electrical drive motor for the movable mould-clamping plate. A control unit for the drive motor, a machine control unit and a safety device to prevent unintentional movement of the movable mould-clamping plate are also provided. The machine control unit activates the retaining device when a movement of the movable mould-clamping plate is indicated without a corresponding drive signal.