IMPROVEMENTS IN OR RELATING TO THE TEMPERATURE CONTROL OF INDIVIDUAL FURNACES IN A FURNACE INSTALLATION

摘要

1,248,006. Automatic temperature control systems. MATTHIAS LUDWIG INDUSTRIEOFENBAU G.m.b.H. Dec.15, 1969 [Dec.21, 1968], No. 60956/69. Heading G3R. The output from each of set point adjusting means 7 is compared with that from a corresponding thermocouple sensor 2 of furnaces 1 in sequence by means of a stepping selector set to operate at determined intervals which are adjustable by means of timing elements 6 the periods of which may be individually adjusted for each furnace. A common regulator 4 adjusts the input to each furnace.