Sheave assembly and suspension system for an MRL elevator

A machine-room less elevator system comprising:

• at least one rail;
• a car that is selectively movable along the rail;
• a machine mounted atop the at least one rail;
• a sheave assembly supported on the car, the sheave assembly having at least two belt engaging sheave portions and at least one shaft supporting the at least two belt engaging sheave portions, wherein the at least two belt engaging portions are rotatable about a common axis and have a spacing therebetween;
• and
• at least two belts for raising and lowering the car, each belt having a first side engaging a corresponding one of the belt engaging sheave portions of the sheave assembly and a second side opposite the first side;
• wherein the rail extends past the second side of the at least two belts and into the space between the at least two belt engaging sheave portions of the sheave assembly.

A machine-room less elevator system comprising:

• at least one rail;
• a car that is selectively movable along the rail;
• a machine mounted atop the at least one rail;
• a sheave assembly supported on the car, the sheave assembly having at least two belt engaging sheave portions, wherein the at least two belt engaging portions are rotatable about a common axis and have a spacing therebetween;
• at least two belts for raising and lowering the car, each belt having a first side engaging a corresponding one of the belt engaging sheave portions of the sheave assembly and a second side opposite the first side;
• a common support member attached to the car supporting each of the at least two sheave portions;
• and
• wherein the rail extends past the second side of the at least two belts and into the space between the at least two belt engaging sheave portions of the sheave assembly.