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:
Jan. 07, 1992
Filed:
Sep. 28, 1990
Applicant:
Inventor:
Kjell Hogseth, Raufoss, NO;
Assignee:
Klockner Ferromatik Desma GmbH, Malterdingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425589 ; 4254519 ; 425595 ;
Abstract
A mold clamping device is provided for an injection molding machine having a stationary mold half and a movable mold half supported by a movable plate. A drive rod is connected at one end to this movable plate and is received at the other end by a driving ring piston having at least one recess within its inner shell. At least one coupling member such as a split flap is swivably connected to the other end of the rod. A suitable actuator such as a piston driven lever arm is provided to operatingly engage the coupling member with the recess, whereby the mold is clamped.