Patent ID: 6352133
Filing Date: 2002-03-05
Classification: E02F,G05G

Abstract:
A construction machine including a vehicle body having an operator's seat and an entrance opening providing an access to said operator's seat, and a console device to be operated by an operator who is seated on said operator's seat, said console device including a console vertically swingably supported on said vehicle body in a position at one side of said operator's seat and provided with an operating lever to be manipulated by said operator, a biasing member urging said console from an operating position to an upturned rest position, an entrance gating lever pivotally supported at one side of said console and pivotally switchable to and from a blocking position and an open position, and a lock mechanism for releasably locking said console to the side of said vehicle body, said lock mechanism being arranged to be shifted to an unlocking position by said entrance gating lever, releasing said console into an unlocked state from a locking position holding said console in said operating position, characterized in that said lock mechanism of said console device comprises:support projections provided on the side of said operator's seat and projected toward said console; a slide member supported by said support projections for back and forth sliding movements and provided with a notched groove at a fore end portion thereof; a locking projection provided on the side of said console and adapted to be brought into engagement with said notched groove when said slide member is shifted forward into said locking position and disengaged from said notched groove when said slide member is shifted rearward into said unlocking position; a biasing spring member provided between said vehicle body and said slide member and arranged to urge said slide member in a direction for engagement with said notched groove; and a link member connected between said entrance gating lever and said slide member and adapted to slide said slide member in a rearward direction against said biasing spring in relation with manipulation of said entrance gating lever.