TEST STAND FOR CHECKING SOIL CUTTING EFFORTS Russian patent published in 1997 - IPC

FIELD: instrumentation engineering; testing facilities. SUBSTANCE: stand has base 1, cutting tool 14 and measuring converters secured on tool. Stand has also drive motor 2, propeller shaft 6 connected with motor 2, truck 16 with soil 17, winch coupled with truck by wire rope 18 and cutting tool - and - soil contact zone indicator. Sockets with partitions are made at side of working surface of cutting tool 14 secured on shaft. Sockets are arranged between socket bottom and working surface of cutting tool 14. Surface of bottom of each socket is made parallel with tangential plane of working surface of cutting tool 14 limited by walls of socket and passing through point of its intersection with longitudinal axis of socket. measuring converters are secured in corresponding sockets. Indicator has information layer enclosing the working surface of cutting tool 14, being secured on surface, for instance, by glue. EFFECT: improved reliability of checking. 2 cl, 3 dwg