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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.:

US 9180618 B1

PDFFull Text
Date of Patent:
Nov. 10, 2015

Filed:

Mar. 16, 2012

Twin screw extruder

Applicant:

Fares D. Alsewailem, Riyadh, SA;

Inventor:

Fares D. Alsewailem, Riyadh, SA;

Assignee:

KING ABDULAZIZ CITY FOR SCIENCE AND TECHNOLOGY, Riyadh, SA;

Attorneys:

Andrew M. Calderon

Roberts Mlotkowski Safran & Cole, P.C.

Primary Examiner:

Tony G Soohoo

Assistant Examiner:

Anshu Bhatia

Int. Cl.
CPC ...
B29C 47/80 (2006.01); B01F 7/24 (2006.01); B29B 7/48 (2006.01); B29C 47/36 (2006.01); B29C 47/76 (2006.01); B29C 47/92 (2006.01); B29C 47/60 (2006.01); B29B 7/84 (2006.01); B29C 47/00 (2006.01); B29C 47/40 (2006.01); B29C 47/82 (2006.01);
U.S. Cl.
CPC ...
B29C 47/805 (2013.01); B01F 7/241 (2013.01); B29B 7/482 (2013.01); B29B 7/484 (2013.01); B29C 47/366 (2013.01); B29C 47/402 (2013.01); B29C 47/406 (2013.01); B29C 47/6056 (2013.01); B29C 47/6075 (2013.01); B29C 47/6087 (2013.01); B29C 47/767 (2013.01); B29C 47/802 (2013.01); B29C 47/92 (2013.01); B29B 7/847 (2013.01); B29C 47/0004 (2013.01); B29C 47/40 (2013.01); B29C 47/822 (2013.01); B29C 2947/92704 (2013.01);
Abstract

An extruder is disclosed, and more particularly, a twin screw extruder for mixing, compounding, kneading and/or extruding of materials. The twin screw extruder includes a barrel assembly having a housing. The twin screw extruder further includes a first screw provided within the housing and comprising threads. The twin screw extruder further includes a second screw provided within the housing and comprising a threaded portion and a shaft portion devoid of threads. A drive system which drives the first screw and the second screw.

Find Patent Forward Citations

Alsewailem, Fares. (2015). Twin screw extruder (U.S. Patent No. 9180618). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9180618

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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