Invention Grant
US09376911B2 Chisel holder, and chisel holder system comprising a chisel holder and a base part
有权
凿子支架和凿子支架系统,包括凿子支架和基部
- Patent Title: Chisel holder, and chisel holder system comprising a chisel holder and a base part
- Patent Title (中): 凿子支架和凿子支架系统,包括凿子支架和基部
-
Application No.: US13991184Application Date: 2011-12-02
-
Publication No.: US09376911B2Publication Date: 2016-06-28
- Inventor: Thomas Lehnert , Karsten Buhr , Cyrus Barimani , Günter Hähn , Karl Kammerer , Bernhard Diesner , Markus Roth
- Applicant: Thomas Lehnert , Karsten Buhr , Cyrus Barimani , Günter Hähn , Karl Kammerer , Bernhard Diesner , Markus Roth
- Applicant Address: DE Windhagen
- Assignee: WIRTGEN GMBH
- Current Assignee: WIRTGEN GMBH
- Current Assignee Address: DE Windhagen
- Agency: Rothwell, Figg, Ernst & Manbeck, P.C.
- Priority: DE102010061019 20101203; EP11172525 20110704
- International Application: PCT/EP2011/071641 WO 20111202
- International Announcement: WO2012/072801 WO 20120607
- Main IPC: E21C35/19
- IPC: E21C35/19 ; E21C35/193 ; E21C35/18

Abstract:
A chisel holder comprises a body zone (12) having a chisel receiving opening (18) that is open at least in the direction of a chisel insertion end (14) of the body zone (12), and also comprises a fastening shaft (26) which extends from a supporting end (20) of the body zone (12) and has a longitudinal shaft axis (LB), the body zone (12) having a first supporting surface region (22) at its supporting end (20). Said chisel holder is characterized in that the body zone (12) has a second supporting surface region (24) at its supporting end (20), said second surface region (24) extending at an angle from the first supporting surface region (22), or/and the first supporting surface region (22) comprises a first supporting surface (28) and a second supporting surface (30) extending at an angle from the first supporting surface (28).
Public/Granted literature
- US20130241264A1 CHISEL HOLDER, AND CHISEL HOLDER SYSTEM COMPRISING A CHISEL HOLDER AND A BASE PART Public/Granted day:2013-09-19
Information query