Album: Photos:Dog-e-DoorII
Up

This is basically a winch with a timer on it. The idea was to keep the dogs inside until a certain time. The dog door insert that blocks the door slid down to close and up to open. With the timer set, it would winch open the door block, allowing the dogs to go out.
Photo0 Photo1 Photo2
All photos Copyright Brian A. Whaley. All rights reserved.
Album created by album a Marginal Hack written by David Ljung on Sun Sep 10 10:55:54 2023