Patent · US Active

Modular drill and method for using a modular drill

US11839920B2 · kind B2 · utility

0Cited by

29References

20Claims

0Family size

Assignee

KENNAMETAL INC. · US

Inventors

Marcelo Euripedes da Silva · Gravatá, BR
Patrick Kuhlemann · Furth, DE
Christoph Gey · Zirndorf, DE
Michael Schuffenhauer · Fürth, DE
Berthold Heinrich Zeug · Ergolding, DE

Key dates

Filing date	Jun 28, 2021
Grant date	Dec 12, 2023
Priority date	—
Expiry date	Jun 28, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23B35/00
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A modular drill including a shank having a shank bore therein, a guide pin tip disposed in the shank bore, a cutting tip, and a connection shaft coupled to the cutting tip, the connection shaft having a connection shaft sidewall and a guide path therein for guiding the guide pin tip therethrough while the connection shaft moves through the shank bore.

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