EP 0071677 A1 19830216 - Trench cutter.
Title (en)
Trench cutter.
Title (de)
Grabenfräse.
Title (fr)
Fraise pour creuser des tranchées.
Publication
Application
Priority
- EP 81303595 A 19810806
- AU 7120081 A 19800606
- ZA 815409 A 19810806
Abstract (en)
Trench cutter (16) arranged to be mounted on a prime mover (10) and to be pivoted laterally of the prime mover between a raised transport position and a lowered operative position. The arm (18) has mounted thereon a rotary cutter member (22) comprising face cutting blades (52) and invert cutting blades (54). By the use of the trench cutter of the present invention a trench is cut laterally of the prime mover as the latter moves forwardly.
IPC 1-7
IPC 8 full level
E02F 3/20 (2006.01); E02F 5/08 (2006.01); E02F 9/28 (2006.01); E02F 3/18 (2006.01); E02F 5/02 (2006.01)
CPC (source: EP)
E02F 3/186 (2013.01); E02F 3/20 (2013.01); E02F 9/2866 (2013.01)
Citation (search report)
- FR 1545469 A 19681108 - LOTHAR TRENKLE K G
- GB 748459 A 19560502 - NAT RES DEV
- FR 1604301 A 19711011
- GB 937403 A 19630918 - FRITZ BARTELS
- FR 1501207 A 19671110 - WEBSTER EQUIPMENT LTD
- FR 1601296 A 19700810
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0071677 A1 19830216; AU 7120081 A 19811210; ZA 815409 B 19820825
DOCDB simple family (application)
EP 81303595 A 19810806; AU 7120081 A 19800606; ZA 815409 A 19810806