Patent ID: 9725281
Date: 2017-08-08
CPC Classifications: B66B

Claim:
1. A vertically moveable elevator cab, comprising: a top portion comprising a ceiling of the cab; a bottom portion comprising a floor of the cab; a plurality of vertically oriented portions each respectively comprising a sidewall of the cab, the side portions respectively having a side portion length that is at least as long as a distance between the top and bottom portions, at least one of the side portions comprising a vertically oriented sheet having a vertically extending sheet length at least as long as the side portion length, the sheet establishing a roller guide support; a first roller at least partially disposed on a first side of the sheet, an axis of the first roller at least partially passing through at least one roller support arm extending away from the first side of the sheet, the axis being generally parallel with another portion of the sheet, wherein the roller support arm is a bent portion of the sheet; and second and third rollers supported by the sheet such that the second and third rollers are on a second, oppositely facing side of the sheet with an axis of each of the second and third rollers generally perpendicular to the axis of the first roller, the axis of each of the second and third rollers always remaining in a single location that is in a fixed position relative to the sheet,