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. 11, 1994
Filed:
Nov. 09, 1992
Munenori Soejima, Kobe, JP;
Kazutaka Uehara, Kobe, JP;
Kabushiki Kaisha Kobe Seiko Sho, Kobe, JP;
Abstract
An indirect extrusion press wherein a cleaning ring can be clamped with certainty by clamp members. The indirect extrusion press has a die stem, a container, a cleaning ring removably fitted at an end portion of the die stem for cleaning the inner face of the container, a loose die removably mounted at the end of the die stem, and a handling apparatus including first and second pairs of clamp members for clamping therebetween and handling the cleaning ring and the loose die, respectively. The cleaning ring has a circumferential groove formed on an outer periphery thereof. Each of the first pair of clamp members for clamping the cleaning ring therebetween has a projection formed thereon for engaging the circumferential groove of the cleaning ring.