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:
Sep. 30, 2014
Filed:
Sep. 12, 2012
Karl-heinz Schumacher, Reutlingen, DE;
Karl-Heinz Schumacher, Reutlingen, DE;
Index-Werke GmbH & Co. KG Hahn & Tessky, Esslingen, DE;
Abstract
Multispindle lathe comprising a machine frame (), a spindle drum () which is arranged in the machine frame (), is rotatable about a spindle drum axis () and is made up at least partially of segments () which are cut out from flat material in a stacking direction () parallel to the spindle drum axis () and extend in stacking planes () transverse to the stacking direction (), these segments having receiving cutouts () and cooling channel cutouts () which overlap with one another such that the spindle drum () has spindle motor receptacles () for spindle motors () and a cooling channel system () separated therefrom by wall webs (), characterized in that the cooling channel system has several channel subsystems () for a liquid cooling medium which are fed in parallel.