Patent ID: 9513054
Filing Date: 2016-12-06
CPC Classification: F04D,F26B

Claim Text:
1. A fan assembly suitable for use in a kiln comprising: a fan blade located within the kiln; a motor external to the kiln; a first shaft being hollow, a first portion of the first shaft being located outside the kiln and a second portion of the first shaft being located within the kiln; a first universal joint connecting the motor to the first shaft; a second shaft connected to the fan blade, the second shaft being solely located within the kiln; a second universal joint connecting the second shaft to the first shaft; an expansion joint constructed to allow the first shaft to contract and expand; a bearing assembly constructed to hold the second shaft in place, wherein the at least one bearing assembly being located within the kiln; and an external bearing housing protecting the bearing assembly from an environment within the kiln.