Patent ID: 9074944
Filing Date: 2015-07-07
Classification: G01K

Abstract:
1. A thermal indicator device for providing an indication that an article of food is cooked to a predetermined level of preparedness, comprising: a hollow stake comprising a first end and a second end; wherein the first end is adapted for insertion into the article of food to be heated; and at least one marker movably secured to the second end of the hollow stake and adapted for movement between a retracted position and an extended position, wherein the at least one marker is retained within the hollow stake in the retracted position via a string comprised of plastic or nylon and further wherein the at least one marker is actuated to the extended position via an internal spring, and further wherein at a temperature below a predetermined melting temperature of the string, the string maintains the at least one marker in the retracted position, and when at a temperature equal to or higher than the predetermined melting temperature of the string, the string melts to permit release of the at least one marker into the extended position, and once the string melts, the internal spring actuates the at least one marker into the extended position for visual indication.