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:
Oct. 25, 2011
Filed:
Aug. 10, 2007
Gerhard Neubauer, Königsberg-Römershofen, DE;
Gerhard Neubauer, Königsberg-Römershofen, DE;
UNICOR GmbH, Hassfurt, DE;
Abstract
An injection head () is described for a corrugator which is intended for the production of plastics pipes. The injection head () has a main head (), a nozzle body () and a mouthpiece means () with at least one mouthpiece (). The main head () is embodied with first channels () and the nozzle body () is embodied with second channels () which are flow-connected to the first channels (). The/each mouthpiece () has a central body () and a sleeve body, () surrounding said central body. On its lateral surface () facing the sleeve body (), the central body () is embodied with wound plastics distributor grooves () which are flow-connected by means of connecting portions () to a concentric annular groove () which is formed on the reverse surface () of the central body () and into which the second channels () of the nozzle body () discharge.