Patent Number: 6,253,878

Title: Ergonomically adjustable machine operator platform

Abstract: An ergonomically adjustable machine operator platform includes a worker support surface which includes a top surface and a bottom, a plurality of support legs disposed on a floor, wherein each support leg includes an external threaded surface portion, a drive member operably connected to each support leg and having an inner threaded bored surface therethrough which is configured to be complimentary threaded to the external threaded surface portion in a manner to permit axial movement along the support leg and wherein the drive member includes a bearing support surface disposed adjacent the bottom. The drive member further includes an exterior sprocket surface extending generally radially from the drive member, and a rotating device connected to the external sprocket surface for rotating the drive member to cause axial movement along the support leg to vertically move the worker support surface.

Inventors: Wells; Dale (Dayton, OH)


International Classification: B66B 9/02 (20060101); B66B 009/02 (); E04G 001/32 (); F16M 011/00 ()

Expiration Date: 07/03/2018