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:
Nov. 07, 1995
Filed:
Jul. 30, 1993
Yutaka Nishimoto, Toyota, JP;
Kimikazu Ikemoto, Toyota, JP;
Yuji Niimi, Nishikamo, JP;
Akio Asai, Aichi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A cleaning apparatus for removing foreign matters from workpieces in the form of strips or sheets cut from a larger blank, before the workpiece is subjected to a press forming operation, which apparatus includes a feeding device for feeding the successive workpieces, de-oiling rolls disposed in an upstream portion of a feed path of the workpieces as seen in a feeding direction and rotated in pressing rolling contact with the surfaces of each workpiece as each workpiece is fed, so as to remove by absorption oily substances from the surfaces of the workpiece, and tacky rolls disposed downstream of the de-oiling rolls as seen in the feeding direction and rotated in pressing rolling contact with the surfaces of the workpiece, so as to remove by tackiness thereof the foreign matters from the surfaces of the workpiece.