Schneidvorrichtung

Details

Veröffentlichungs-Nr.

EP3392450

Aktenzeichen

EP17166804

Anmeldetag

18. April 2017

Veröffentlichung

19. Oktober 2022

Erteilung

19. Oktober 2022

Rechtsraum

EP

IPC

E21B10/12E21D9/10E21B10/16

Abstract

A cutting head (128) for cutting apparatus (100) suitable for creating tunnels or subterranean roadways and the like. The cutting head (128) having: a rotatable cutting head body (131); a plurality of cutting units (700A,700B) mounted on the cutting head body (131), said cutting units (700A,700B) including at least first and second different types of cutting units (700A,700B), the first type of cutting unit (700A) having a first rotatable cutter (127A) comprising a first disc body (711A) and a first arrangement of buttons (710A) for abrading rock, said first buttons (710A) are mounted in a radially peripheral portion (738) of the disc body and protrude outwardly therefrom, and the second type of cutting unit (700B) having a second rotatable cutter (127B) comprising a second disc body (711B) and a second arrangement of buttons (710B) for abrading rock, said second buttons (710B) are mounted in a radially peripheral portion (738B) of the disc body and protrude outwardly therefrom; wherein the different types of cutting units (700A,700B) are different from one another by at least the arrangements of their buttons (710A,710B).

Anmelder

Firma

Sandvik Intellectual Property AB

Land

🇸🇪 Schweden

Fachgebiete