Patent ID: 7381131

Claim:
An improved extendable conveyor for use with a combine having rotary drive means, comprising: (a) an auger casing having an infeed end and an opposite exit end, said casing comprising a telescoping extendable section and support section, said extendable section including said exit end, said support section including said infeed end and an infeed port distanced from said infeed end just less than a maximum amount of extension to be provided by said telescoping, said casing encasing an essentially horizontal transport auger; (b) said transport auger comprising a rotary drive shaft, having a non-round cross section, mechanically linked to the rotary drive means of the combine and extending within said casing from said infeed end to a tip near said exit end, said auger further comprising an outstanding screw thread sleeve defining a central longitudinal cavity sized to snugly receive said drive shaft and slidable thereon.