Temperature telltale
First Claim
1. A TEMPERATURE TELLTALE COMPRISING A BODY HAVING A MIDDLE COMPARTMENT AND TWO END COMPARTMENTS, A FIRST FLUID NORMALLY IN A FIRST ONE OF SAID END COMPARTMENTS, MOVABLE MEMBERS AT OPPOSITE ENDS OF SAID FIRST END COMPARTMENT FOR NORMALLY RETAINING SAID FIRST FLUID THEREING, A RIGID INSTRUMENTALITY FOR INTERCONNECTING SAID MOVABLE MEMBERS FOR MOVEMENT IN TANDEM, FIRST MEANS RESPONSIVE TO THE OCCURRENCE OF AN ASSIGNED LOWER TEMPERATURE FOR MOVING SAID MOVABLE MEMBERS AND OPENING SAID FIRST END COMPARTMENT FOR EFFECTING THE ESCAPE THEREFROM OF AT LEAST A PORTION OF SAID FIRST FLUID, A SECOND FLUID IN SAID MIDDLE COMPARTMENT, A THIRD FLUID IN SAID SECOND END COMPARTMENT HAVING A COLOR DIFFERENT FROM SAID SECOND FLUID, AND SECOND MEANS RESPONSIVE TO THE OCCURRENCE OF AN ASSIGNED UPPER TEMPERATURE FOR EFFECTING THE COMMINGLING OF SAID DIFFERENTLY COLORED SECOND AND THIRD FLUIDS.
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Accused Products
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Citations
1 Claim
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1. A TEMPERATURE TELLTALE COMPRISING A BODY HAVING A MIDDLE COMPARTMENT AND TWO END COMPARTMENTS, A FIRST FLUID NORMALLY IN A FIRST ONE OF SAID END COMPARTMENTS, MOVABLE MEMBERS AT OPPOSITE ENDS OF SAID FIRST END COMPARTMENT FOR NORMALLY RETAINING SAID FIRST FLUID THEREING, A RIGID INSTRUMENTALITY FOR INTERCONNECTING SAID MOVABLE MEMBERS FOR MOVEMENT IN TANDEM, FIRST MEANS RESPONSIVE TO THE OCCURRENCE OF AN ASSIGNED LOWER TEMPERATURE FOR MOVING SAID MOVABLE MEMBERS AND OPENING SAID FIRST END COMPARTMENT FOR EFFECTING THE ESCAPE THEREFROM OF AT LEAST A PORTION OF SAID FIRST FLUID, A SECOND FLUID IN SAID MIDDLE COMPARTMENT, A THIRD FLUID IN SAID SECOND END COMPARTMENT HAVING A COLOR DIFFERENT FROM SAID SECOND FLUID, AND SECOND MEANS RESPONSIVE TO THE OCCURRENCE OF AN ASSIGNED UPPER TEMPERATURE FOR EFFECTING THE COMMINGLING OF SAID DIFFERENTLY COLORED SECOND AND THIRD FLUIDS.
Specification
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- Resources
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Current AssigneePaul A. Yeisley, Robert F. Gleason, Thomas C. Loomis
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Original AssigneePaul A. Yeisley, Robert F. Gleason, Thomas C. Loomis
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InventorsGleason, Robert F., Loomis, Thomas C., Yeisley, Paul A.
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Application NumberUS04/287,091Time in Patent Office973 DaysField of SearchUS Class Current374/106CPC Class CodesG01K 11/06 using melting, freezing, or...
