H frame for a double deck elevator

An elevator assembly, comprising:

• a first elevator cab;
• a second elevator cab;
• an H frame supporting the first elevator cab and the second elevator cab, the H frame having a plurality of vertically oriented beams and at least one horizontally oriented beam extending between the vertically oriented beams, the at least one horizontally oriented beam being spaced from ends of the vertically oriented beams, the H frame having no horizontally oriented beam at either end of the vertically oriented beams;
• and
• at least one linear actuator coupled to the H frame and coupled with the first elevator cab and the second elevator cab, the at least one linear actuator being configured to selectively cause movement of the elevator cabs relative to the H frame,
• wherein
• the at least one linear actuator includes a plurality of threaded rods and a plurality of followers;
• the threaded rods are respectively situated near opposite sides of the elevator cabs;
• the threaded rods are coupled to the H frame;
• and
• the threaded rods guide movement of the elevator cabs relative to the H frame.