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:
Jul. 22, 1997
Filed:
Nov. 23, 1994
Peter F Bemis, Sheboygan, WI (US);
Daniel Cykana, Sheboygan, WI (US);
Loren C Albrecht, Sheboygan, WI (US);
Gerald W Swart, Sheboygan Falls, WI (US);
Bemis Manufacturing Company, Sheboygan Falls, WI (US);
Abstract
Injection molding apparatus comprising a platen, a die which is fixed to the platen and which defines a mold cavity having an inlet, a co-injection manifold mounted on the platen, the manifold including a nozzle housing having forward and rearward ends, the nozzle housing including an outlet which is located adjacent the forward end and which communicates with the mold cavity inlet, first and second spaced apart inlets which are located adjacent the rearward end and which are respectively adapted to communicate with first and second injection nozzles, a first passageway communicating between the first inlet and the outlet, and a second passageway communicating between the second inlet and the outlet.