Patents
Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436)
04/1980
04/22/1980US4199309 Circular cavity discharge valve
04/22/1980US4199306 Method and apparatus for compressing gas
04/15/1980CA1075621A1 Lubricating device for a motor compressor
04/08/1980US4196746 Gas compressor valve
04/03/1980WO1980000600A1 Compressor with a unique moving body operated by a unique rod
03/1980
03/25/1980US4194371 Refrigeration system with compressor mounted accumulator
03/25/1980US4194370 Accumulator for refrigeration system
03/18/1980US4193744 Compressor valve
03/18/1980US4193424 Lamina valve for reciprocating compressors
02/1980
02/26/1980US4190402 Integrated high capacity compressor
02/26/1980US4189984 Piston-cylinder arrangement for a compressor
02/26/1980CA1072595A1 Heat exchanger
02/26/1980CA1072510A1 Encapsulated motor compressor for refrigerators
02/12/1980CA1071548A2 Lubrication system for reciprocating plunger compressors
02/06/1980EP0007362A1 Piston compressor derived from an alternating thermal engine.
02/05/1980US4187058 Portable air compressor
02/05/1980US4186767 Bleed valve particularly for a multi-stage compressor
01/1980
01/23/1980EP0007295A2 Liquid-injected compressor device
01/22/1980US4184818 Valve for piston compressors and pumps
01/22/1980US4184810 Compressor unit, particularly for refrigerators
01/22/1980US4184508 Plate valve
01/22/1980CA1070278A1 Resilient pressure tube
01/22/1980CA1070129A1 Variable capacity multiple compressor refrigeration system
01/15/1980CA1069863A1 Encapsulated motor compressor for refrigerators
01/01/1980US4181474 Vertical axis hermetic rotary helical screw compressor with improved rotary bearings and oil management
01/01/1980CA1069020A Spring means and valve containing same
01/01/1980CA1069019A Valve with replaceable guide members
01/01/1980CA1068916A Refrigerator with a motor compressor resiliently held in a capsule
12/1979
12/27/1979WO1979001147A1 A microporous member with interconnected,oriented tapered voids
12/25/1979US4180377 Valve element for an air pump
12/18/1979US4179246 Crankcase vent apparatus and method
12/12/1979EP0005910A1 Piston and cylinder assemblies
12/11/1979US4178140 Compressor with reciprocating piston particularly for small refrigerators
12/04/1979US4177023 Pneumatic system for smoothing discharge pressure from air
12/04/1979CA1067468A1 Variable displacement compressor
12/04/1979CA1067302A1 Encapsulated refrigerator
11/1979
11/20/1979US4174927 Refrigeration compressor lubrication
11/13/1979US4174189 Refrigeration compressor suspension system
11/13/1979US4173985 Straightway valve
11/13/1979CA1066072A1 Encapsulated refrigerator
11/06/1979US4173433 Two-stage gas compressor
10/1979
10/30/1979CA1065286A2 Integrated high capacity compressor
10/16/1979CA1064444A1 Two speed compressor with vibration dampening means
10/16/1979CA1064409A1 Lubrication system for reciprocating plunger compressors
10/02/1979CA1063371A1 Oil stirrer for refrigeration compressor
09/1979
09/25/1979US4168722 Feather valve
09/18/1979CA1062483A1 Cooling system for hermetic compressor
09/04/1979CA1061755A2 Air compressor cylinder head
08/1979
08/14/1979US4164238 Closing plate for a ring valve
07/1979
07/17/1979CA1058598A1 Suspension system for motor-compressor unit
07/10/1979US4160625 Encapsulated refrigerator
07/10/1979US4160436 Rotary valves
07/10/1979CA1058130A1 Valve closure parts
07/03/1979CA1057716A1 Air compressor cylinder head
06/1979
06/28/1979WO1979000386A1 Improvements to cylinder heads of piston compressors,particularly for refrigerating fluids
06/05/1979CA1055901A1 Closing plate for a ring valve
05/1979
05/29/1979US4156416 Engine driven vacuum pump
05/29/1979CA1055452A1 Valve retainer
05/15/1979CA1054586A1 Compressor with reciprocating piston, particularly for small refrigerators
05/15/1979CA1054585A1 Integrated high capacity compressor
05/08/1979US4153392 Refrigeration compressor lubrication
05/08/1979US4152956 Compressor for air-conditioning devices for vehicles
04/1979
04/19/1979WO1979000199A1 Piston compressor derived from an alternating thermal engine
04/17/1979US4149834 Delivery valve, especially for rotary piston compressors
04/17/1979CA1052588A1 Method and means for cooling the oil in a system including a compressor with oil supply, as well as such systems
04/10/1979CA1052428A1 Machine bearing construction and arrangement
04/03/1979US4147479 Refrigeration system and method with compressor mounted accumulator
03/1979
03/06/1979US4142380 Encapsulated refrigerator
03/06/1979CA1049881A1 Gas compressor valve
02/1979
02/27/1979US4141223 Encapsulated refrigerator
02/20/1979US4140439 Reciprocating compressor having a cut-off device operable within predetermined angular range
02/07/1979EP0000611A1 A piston air or gas compressor, preferably for filling divers' breathing air cylinders
02/06/1979CA1047999A1 Air compressor
01/1979
01/30/1979US4137020 Diaphragm type air pump
01/30/1979US4137019 Rotary piston machine
01/30/1979US4137016 Valve mechanism for an air pump
01/30/1979US4137015 Energy conversion system using windmill
01/30/1979US4137014 Two speed compressor with rotor support structure
01/30/1979CA1047466A1 Bilge pump
01/23/1979US4135862 Swash plate type compressor
01/23/1979CA1047012A1 Liquid-sealed type vacuum pump
01/23/1979CA1047010A1 Compressor unloader assembly
01/02/1979US4132510 Compressor
12/1978
12/26/1978US4131396 Hermetic compressor lubrication system with two-stage oil pump
12/26/1978CA1045173A1 Non-friction pressure seal
12/19/1978US4130131 Compressor valve
12/05/1978US4127994 Oil stirrer for refrigeration compressor
11/1978
11/28/1978US4127369 Pressure valve for a rotary piston compressor
11/07/1978CA1042048A1 Closed-type electromagnetic compressor
10/1978
10/31/1978CA1041312A1 Loss heat suppression apparatus and method for heat pump
10/10/1978US4119244 Unitary mounted air-pressure pump and liquid outlet
10/03/1978US4118153 Encapsulated motor compressor for refrigerators
10/03/1978CA1039696A1 Pump with gauge means
09/1978
09/26/1978CA1039252A1 Enclosed compressor unit
09/19/1978US4115044 Valve arrangement for compressor
09/19/1978US4115043 Suction valve of the piston compressor
09/19/1978US4115039 Resilient pressure tube
09/19/1978US4115035 Motor compressor
09/19/1978US4114971 Cluster assembly and block therefor
09/12/1978US4113410 Liquid-sealed type vacuum pump