Squirrel cage

The poor stuggle for riches, success, power; but those who achieve them die out. Life is, then a sort of squirrel cage or treadmill.

So maybe I wouldn't even call Kevin. . . . Or I could just see him socially. . . . Or I could . . . . Or, or, or. . . . I was still running around in this squirrel cage when the big gray poisonous cloud that usually covers New York materialized just off the right wing.

A blower, in the shape of a drum fan (also called a "squirrel cage"), pulls the warm humid air from the room across the coils.