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:
Mar. 20, 2012
Filed:
Apr. 02, 2009
Jürgen Schikowski, Schwarzenbek, DE;
Friedrich Meissner, Hamburg, DE;
Jan Naeve, Schattin, DE;
Harald Römer, Reinbek, DE;
Reinhard Wagner, Büchen, DE;
Jürgen Schikowski, Schwarzenbek, DE;
Friedrich Meissner, Hamburg, DE;
Jan Naeve, Schattin, DE;
Harald Römer, Reinbek, DE;
Reinhard Wagner, Büchen, DE;
Fette GmbH, Schwarzenbek, DE;
Abstract
A punch for a rotary press, which has a shaft and a head, wherein the head has an upper mirror surface, a cylinder surface and a rounded transition area between the mirror surface and cylinder surface with a first and a second radius, wherein the first radius is larger than the second radius and wherein the punch head also has a preferably conical transition area from the cylinder surface to the shaft, wherein the diameter of the head is less than 25 mm and the first radius of the transition area is selected such that its height is less than half the height of the cylinder surface.