Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Means to measure, indicate and regulate thickness of ice layer in refrigeration system

Means to measure, indicate and regulate thickness of ice layer in refrigeration system

US Patent 4497181 · Granted Feb 5, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Evaporative condenser with fogging nozzle1990
Means to reduce vibration in check valves and stop/check valves caused by pulsat1990
Liquid level control for refrigeration system1989
Valve body comprising sheet metal hemispheres and method for making same1989
Method for operating dual slide valve rotary gas compressor1987
Means for removing bearing from crankshaft1986
Rotary screw gas compressor having dual slide valves1986
Connecting rod and bearing assembly therefor1986
Ice-thickness sensing device in refrigeration system1985
Ice-thickness sensing device in refrigeration system1985
Apparatus for separating liquid droplets from gas1985
Sealing means for valve spindle1985