Control apparatus

• US 3,284,002 A
• Filed: 10/26/1964
• Issued: 11/08/1966
• Est. Priority Date: 10/26/1964
• Status: Expired due to Term

• Current Assignee: David J. Sutton, Walter E. Edelman
• Original Assignee: David J. Sutton, Walter E. Edelman
• Inventors: Edelman, Walter E., Sutton, David J.
• Application Number:
  US04/406,397
• Time in Patent Office: 743 Days
• US Class Current: 236/1.00C
• CPC Class Codes: G05D 23/30 Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
• CPC Class Codes: H01H 37/14 by anticipatory electric heater
• CPC Class Codes: H05B 1/0213 using bimetallic elements

Claims

1. IN A THERMOSTAT FOR CONTROLLING HEATING AND COOLING APPARATUS, A MAIN UNIT HAVING A BASE, TEMPERATURE RESPONSIVE SWITCH MEANS MOUNTED ON SAID BASE, A FIRST HEATER MOUNTED IN THERMAL RELATION TO SAID TEMPERATURE RESPONSIVE SWITCH MEANS, AND CONNECTION MEANS ADAPTED TO CONNECT SAID HEATER AND SAID SWITCH MEANS IN A CIRCUIT FOR CONTROLLING THE HEATING APPARATUS, A SUBBASE UNIT HAVING A SECOND HEATER, MEANS FOR MOUNTING SAID MAIN UNIT ON SAID SUBBASE UNIT TO THERMALLY CONNECT SAID SECOND HEATER TO SAID TEMPERATURE RESPONSIVE SWITCH MEANS AND ELECTRICALLY CONNECT SAID SECOND HEATER TO SAID SWITCH MEANS AND SAID SWITCH MEANS TO CONTROL THE COOLING APPARATUS.