| Patent Number |
Title Of Patent |
Date Issued |
| 5901559 |
Electromechanical regulator |
May 11, 1999 |
| An oil level regulator is disclosed for use in a refrigeration system which has an oil reservoir and at least one compressor with a crankcase for containing oil. The regulator has a body with an interior fluid chamber for receiving oil. An inlet communicates with the fluid chamber of the |
| 5852937 |
Indicator cap and method of manufacture thereof |
December 29, 1998 |
| A sight glass assembly for visually indicating the presence of moisture, oil or an acid in a refrigerant flow of a refrigeration or air conditioning system and a method of manufacture thereof is disclosed. The sight glass assembly includes an indicator cap attached to an in-line conn |
| 5685331 |
Oil level regulator |
November 11, 1997 |
| An oil level regulator is provided for controlling the oil level in the crankcase of one or more refrigeration compressors or the like. The regulator has a closed chamber for containing the oil. An inlet valve assembly extends into the chamber and includes a float-controlled valve fo |
| 5553460 |
Horizontal oil separator/reservoir |
September 10, 1996 |
| An oil separator for separating liquid oil from a gaseous refrigerant in a refrigerant system has an oil separator chamber and an oil reservoir chamber arranged horizontally adjacent to one another. The oil separator chamber contains an oil separator having an inlet for receiving a r |
| 5542499 |
Electromechanical oil level regulator |
August 6, 1996 |
| An oil level regulator is provided for controlling the oil level in the crankcase of one or more refrigeration compressors or the like. The regulator has a closed chamber for containing the oil. A float-controlled switch is operable to actuate a solenoid valve for introducing liquid into |
| 5404730 |
Helical oil separator |
April 11, 1995 |
| An improved oil/gas separator having an upright cylindrical housing with a radial oil/gas inlet and a gas outlet pipe arranged within the housing downward and terminating within the housing with an open end. A helical wall is mounted coaxially around the gas outlet pipe and an oil collec |
| 5271245 |
Two-stage helical oil separator |
December 21, 1993 |
| The present invention provides an improved oil separator in which the oil/refrigerant mixture is caused to flow through two different filter elements. Each of the filter elements is contained in a separate chamber within the separator. A valve assembly is also provided that selectively |
| 5103648 |
Oil level control system |
April 14, 1992 |
| An oil level sensor device for sensing and controlling the level of oil in the crankcases of refrigeration compressors, each compressor having a crankcase with a housing for oil that accumulates during the compression operation and each housing having an opening with a prism member mount |
| 4428208 |
Oil control system and regulator |
January 31, 1984 |
| An oil control system and regulator for controlling the oil level in the crankcase of one or more refrigeration compressors or the like are disclosed. The regulator comprises a shell and end cap closures defining a closed chamber for containing the oil. An inlet extends through one of th |
