REFRIGERATION CONTROLS-NAMELY, EXPANSION VALVES FOR CONTROL OF DELIVERY OF LIQUID REFRIGERANT TO AN EVAPORATOR; THERMOSTATIC EXPANSION VALVES FOR CONTROL OF FLOW OF A LIQUID REFRIGERANT UNDER INFLUENCE OF A THERMOSTAT; REFRIGERANT DISTRIBUTORS, CONSISTING OF DEVICES UTILIZED WITH MULTIPLE CIRCUIT REFRIGERANT EVAPORATORS FOR EVENLY DISTRIBUTING A REFRIGERANT FROM A SINGLE SOURCE TO ANY REASONABLE NUMBER OF EVAPORATOR CIRCUITS; MODULATING PILOT CONTROLS IN THE NATURE OF SELF-ACTUATED, MANUALLY ADJUSTABLE, TEMPERATURE CONTROL DEVICES OF TYPES EMPLOYING A FLUID-COLUMN THERMOSTAT ACTING ON A REFRIGERANT FLOW-CONTROL VALVE

'act':83 'actuat':69 'adjust':71 'circuit':41,59 'column':81 'consist':35 'control':3,8,21,62,73,89 'controls-nam':2 'deliveri':10 'devic':37,74 'distribut':46 'distributor':34 'employ':77 'evapor':16,43,58 'even':45 'expans':5,18 'flow':23,88 'flow-control':87 'fluid':80 'fluid-column':79 'influenc':29 'liquid':12,26 'manual':70 'modul':60 'multipl':40 'name':4 'natur':65 'number':56 'pilot':61 'reason':55 'refriger':1,13,27,33,42,48,86 'self':68 'self-actu':67 'singl':51 'sourc':52 'temperatur':72 'thermostat':17,32,82 'type':76 'util':38 'valv':6,19,90

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