Patent ID: 7549514
Filing Date: 2009-06-23
Classification: B66B

Abstract:
1. An elevator for large loads including an elevator car connected to a counterweight by a cable guided over a drive pulley drivable by a drive unit, the elevator car and the counterweight being movable in an elevator shaft along associated guide rails, the cable being fixed at one end at a first cable fixing point in the elevator shaft and being fixed at an opposite end to a second cable fixing point in the elevator shaft, comprising: a first deflecting roller and a second deflecting roller attached to the counterweight; an upper first deflecting roller; a first deflecting roller pair arranged below the elevator car; an upper second deflecting roller; a second deflecting roller pair arranged below the elevator car, wherein the cable extends from the first cable fixing point to said first deflecting roller of the counterweight, further to said upper first deflecting roller, further to said second deflecting roller of the counterweight, further to the drive pulley, further to said first deflecting roller pair, further to said upper second deflecting roller, further to said second deflecting roller pair, and to the second cable fixing point; and a carrier at which the drive unit, said upper first deflecting roller and the first and second cable fixing points are arranged, said carrier being supported at one end on a car guide rail and a first counterweight guide rail and being supported at another end only by a second counterweight guide rail, said car guide rail and said first counterweight guide rail being positioned adjacent one another at said one end of said carrier, wherein said car guide rail abuts underneath said carrier, whereby said car guide rail, said first counterweight guide rail and said second counterweight guide rail are the only support of said carrier along an entire length of said carrier, said drive unit being positioned entirely above said car guide rail and said first counterweight guide rail.