Abstract: A treadmill belt, the belt having a flat inner surface and a cobblestone-shaped or brick-shaped outer surface, is disclosed. A treadmill including the novel belt is useful for improving circulation and balance.

Abstract: An automatic sunscreen application vending apparatus which accepts payment from a user, stores a plurality of grades of sunscreen lotion, allows the user to select a grade of suntan lotion such as by SPF factor, and sprays the user with the selected grade of stored sunscreen lotion after acceptance of payment.

Abstract: An automatic sunscreen application vending apparatus comprising in one aspect comprising means to accept payment from a user, means to store sunscreen lotion, and means to spray the user with the stored sunscreen lotion after acceptance of payment. In one embodiment, the machine comprises a door that provides access to the machine, the door comprising a locking controller coupled to the means to accept payment, the locking controller adapted to unlock the door upon the means to receive payment receiving payment from a user.

Abstract: A home safety system comprising a smoke detector, a carbon monoxide detector and a microphone connected to a transmitter. The smoke detector is powerable by a/c current and by a battery, and comprises a sensor for sensing smoke connected to an audible alarm signal. The carbon monoxide detector is powerable by a/c current and by a battery and comprises a sensor for sensing the presence of carbon monoxide connected to an audible alarm signal. The transmitter comprises means for communicating signals from the carbon monoxide detector and smoke detector to a remote location. The invention further comprises an emergency lighting system connected to the carbon monoxide detector and smoke detector. The light system is powered by a battery and adapted to turn on in the event of a power failure, a signal from the smoke detector or a signal from the carbon monoxide detector. The lighting system can also be used as a night light.