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:
Feb. 27, 2018
Filed:
Aug. 30, 2013
Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;
Hiroyuki Onimatsu, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES LTD., Kobe-shi, Hyogo, JP;
Abstract
Provide a manufacturing method and a manufacturing device for a rubber strip capable of stably manufacturing a tape-like rubber strip of unvulcanized rubber. The rubber strip manufacturing device () for manufacturing a tape-like rubber strip (G) made of unvulcanized rubber is characterized in including: a rubber extruder () comprising a rubber extruder main body () having a screw shaft () for kneading and pushing the unvulcanized rubber toward an outlet opening (), and a gear pump () connected to the outlet opening () of the rubber extruder main body () and rotary-driven by a first motor (M); a calender head () comprising a pair of calender rollers () for rolling a shaped rubber body extruded from the rubber extruder () to obtain the rubber strip (G); and a control unit () for controlling a second motor (M) for rotary-driving the calender rollers in conjunction with the first motor (M).