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:
Dec. 09, 2014
Filed:
Jul. 27, 2010
Toshio Yamane, Shiga, JP;
Jun Tsuda, Shiga, JP;
Toshio Yamane, Shiga, JP;
Jun Tsuda, Shiga, JP;
Sekisui Chemical Co., Ltd., Osaka, JP;
Abstract
A winding machine () according to one embodiment includes a frame () that is installed inside an existing pipe (), a joining mechanism () for joining a plastic strip (), and a wheel () for supporting the joining mechanism () on an inner surface of the existing pipe (). The joining mechanism () includes an inner roller () and an outer roller () that sandwich the plastic strip () from inside and outside. The wheel () includes a rotational shaft at a position different from positions of rotational shafts of the inner roller () and the outer roller (). The outer roller () of the joining mechanism () is maintained in a state of being separated from the inner surface of the existing pipe ().