Patent ID: 8430062

Claim:
An exercise and play tower for animals, comprising: Three vertical posts; A top plate having three downward protrusions coupled to at least three height adjustment devices for connecting to the three posts; A plurality of vertically spaced apart support plates, each with three side holes receiving said three vertical posts; Said protrusions and height adjustment devices are located between the top plate and the topmost of said support plates; A bottom plate having three foot supports located at the under portion of said bottom plate and with positions corresponding to the three vertical posts; A layer of outer shield with a vertical zipper to form a zipping line and a top horizontal zipper to zip up a top cover, whereby said outer shield will wrap around the three vertical posts with the top plate, bottom plate and the support plates installed in place; and, Wherein said at least three height adjustment devices each comprise a cap section extending down from the protrusion from said top plate, said cap section comprises thread lines on an inside surface for threadably connecting to a thread section on the top of each vertical post, such that by rotating said three vertical height adjustment devices about each vertical post the height of the top plate may be vertically adjusted.