Krh Thermal Systems

Qualcomm Incorporated

Robert K Chan

Lijun Lin

Thom Thomas

Paul T Rudewicz

Mark A Hopkins

Manasi D Gandhi

Gregory R Lie

In accordance with the present invention, a vending machine includes a number of failure control devices that monitor and control the functioning of the various components in the vending machine to ensure uniform quality of food products to be sold to a customer. One specific embodiment includes plurality of oven failure control devices, a freezer failure control device and a power failure control device. When a microcontroller in the vending machine determines the occurrence of a failure, the microcontroller displays a failure message on a customer display and discontinues vending food until the failure is corrected, for example, by an operator. In another aspect of this invention, the vending machine includes a mechanism for operating a door of a refrigeration compartment of the vending machine. The mechanism includes a motor driven rotary link coupled to a roller that moves in a slot of the door.

Vending machine with mechanised freezer door and failure control devices

Vending machine including multiple failure control devices

Growing community of inventors

Irvine, CA, United States of America

Robert K Chan