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:
Sep. 06, 1994
Filed:
Apr. 06, 1992
Naoki Takeuchi, Kobe, JP;
Kabushiki Kaisha Kobe Seiko Sho, Kobe, JP;
Abstract
The present invention has a purpose to prevent leakage of resin material and disorder of cutting operation without increasing plate thickness of the cutter, thereby providing a resin material supply apparatus capable of suiting increase of resin material sheet size or higher back pressure. To this end, according to the present invention, there is provided a resin material supply apparatus and method for a resin press molding machine in which: resin material is extruded in a supply cylinder toward a die by a piston, and the molded resin material is cut by a cutter which slides along a front end surface of the die. Then, the cut resin material is supplied onto a metal mold, and new resin material is charged into the supply cylinder by pressing the cutter toward the die at a position that the cutter closes an opening of the die.