Patent ID: 7413055

Claim:
An elevator comprising: a cage that ascends and descends guided on a pair of left and right cage-side guide rails within a shaft; a traction sheave that rotates around an axis line of rotation extending in a forwards/rearwards direction and arranged above one of said pair of left and right guide rails on a cage side; a drive device having an axis line that extends in a forwards/rearwards direction and that drives said traction sheave; a counterweight that ascends and descends within said shaft while being guided on a pair of front and rear weight-side guide rails below said traction sheave; a cage-side sheave provided on said cage; a wire rope wound onto said traction sheave and whereof an end thereof suspends said cage by means of said cage-side sheave and the other end thereof suspends said counterweight; and a machinery chamber provided above said shaft, which comprises: a machine beam that extends in a forwards/rearwards direction between supporting beams mounted on a building along one inside wall surface of a pair of left and right inside wall surfaces that extend in a forwards/rearwards direction facing each other supports said drive device and said traction sheave and a weight-side stop portion that abuts an end of said wire rope on said counterweight side; a cage-side stop portion that abuts an end of said wire rope on said cage side; a speed governor that checks whether said cage is ascending or descending with an appropriate speed within said shaft; and a control panel that controls an operation of said drive device is arranged along an inside wall surface or along the other inside wall surface extending in a left/right direction between said pair of left and right inside wall surfaces.