Slide door-carrying cab

Abstract

A slide door-carrying cab is provided which includes a slide door capable of forming a sufficient clearance between a rear portion of the cab and a back of an operator's seat, reclining the back at a sufficient angle, and giving an excellent comfortableness to an operator. The cab is provided in the position on a turntable which is offset from the center of a swinging movement thereof. An outer side portion of the cab has an outwardly bulging surface, and the slide door which moves along the curved surface is provided at a front section of the outer side portion. A rear portion of the cab is made of outwardly bulging two-dimensionally bent rear curved glass, and an outer edge of the rear portion is made to stay within a turning radius of an outer edge portion of the turntable.

What is claimed is:  
     
         1 . A slide door-carrying cab for a construction machine, 
 wherein the cab is provided in a position which is offset from the center of a swing movement of a turntable swingably mounted on a traveling gear,    the cab comprising: 
 an outer side portion and a rear portion each of which has a curved surface on an outer circumferential side of the turntable so that each of the curved surfaces bulges outward, and  
 a slide door provided in the outer side portion so that the slide door is opened and closed as the slide door is moved slidingly along the curved surface of the outer side portion with an outer edge of an orbit of the opening and closing movements of the slide door staying within a turning radius of an outer edge portion of the turntable,  
 wherein the rear portion is made of rear curved glass staying within the turning radius and having an outwardly bulging curved surface.  
   
     
     
         2 . The slide door-carrying cab according to  claim 1 , wherein the radius of curvature of the rear curved glass is set equal to that of the side curved glass provided at a rear section of the outer side portion.