Inventor
TORBORG RALPH H
US10 patents
⚠️ This page may combine multiple inventors who share the name “TORBORG RALPH H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONEYWELL INC
8 patentsUS4251025AFeb 17, 1981
Furnace control using induced draft blower and exhaust stack flow rate sensing
HONEYWELL INC93 citations96
US4588372AMay 13, 1986
Flame ionization control of a partially premixed gas burner with regulated secondary air
HONEYWELL INC70 citations95
US4340355AJul 20, 1982
Furnace control using induced draft blower, exhaust gas flow rate sensing and density compensation
HONEYWELL INC87 citations95
US5307990AMay 3, 1994
Adaptive forced warm air furnace using analog temperature and pressure sensors
HONEYWELL INC55 citations94
US5248083ASep 28, 1993
Adaptive furnace control using analog temperature sensing
HONEYWELL INC74 citations94
US4439139AMar 27, 1984
Furnace stack damper control apparatus
HONEYWELL INC46 citations92
US4373897AFeb 15, 1983
Open draft hood furnace control using induced draft blower and exhaust stack flow rate sensing
HONEYWELL INC53 citations92
US4547144AOct 15, 1985
Fuel gas control
HONEYWELL INC14 citations72