CONSTRUCTION MACHINE EQUIPPED WITH GREASE INJECTION DEVICE INSIDE DRIVER'S CAB

摘要

PROBLEM TO BE SOLVED: To provide a construction machine constituted to supply lubricating grease to a rolling contact part between an outer ring and an inner ring of a swing device using a grease gun inside a driver's cab.;SOLUTION: The construction machine equipped with a grease injection device inside the driver's cab includes: a lower structure; a super structure turnably mounted on the lower structure by the swing device; the driver's cab and an engine compartment mounted on the super structure; and a working apparatus including a boom, an arm and a bucket driven by respective hydraulic cylinders. The construction machine includes the grease injection device including a grease injection nipple fixed into a predetermined position of a bottom plate inside the driver's cab, piping for moving grease with one end communicating with the grease injection nipple, and a passage communicating with the other end of the piping and supplying grease moving through the piping to the rolling contact part between the outer ring and the inner ring.;COPYRIGHT: (C)2011,JPO&INPIT