Patent · US Active

Punch for a rotary press

US10343363B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

Fette Engineering GmbH · DE

Inventors

Thomas Heinrich · Augsburg, DE
Stefan Luedemann · Hamburg, DE

Key dates

Filing date	Jul 26, 2017
Grant date	Jul 9, 2019
Priority date	—
Expiry date	Jul 26, 2037

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB30B15/302
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A punch for a rotary press comprises a shaft with a punch tip at a first end of the shaft and a punch head at the second end of the shaft. The punch head further comprises a mirror surface and a cylindrical surface, as well as intermediate region between the mirror surface and cylindrical surface. The mirror surface defining a central recess surrounded by an annular mirror surface section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.