| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 04/04/1984 | EP0104265A1 Method for producing a pair of screw rotors of a screw compressor |
| 03/27/1984 | US4439121 Self-cleaning single loop mist type lubrication system for screw compressors |
| 03/27/1984 | US4439118 Orbiting fluid displacement apparatus with counterweight attachment |
| 03/27/1984 | CA1164421A1 Scroll type fluid compressor units |
| 03/20/1984 | US4437823 For use in pumps, compressors and motors |
| 03/20/1984 | US4437820 Scroll type fluid compressor unit with axial end surface sealing means |
| 03/20/1984 | US4437818 Oil-free rotary compressor |
| 03/13/1984 | US4436495 Method of fabricating two-piece scroll members for scroll apparatus and resulting scroll members |
| 03/13/1984 | US4436465 Scroll manufacturing tool |
| 03/07/1984 | EP0101745A1 Rotary compressor |
| 03/06/1984 | US4435140 Compressor having rotor rotating without contracting side plates |
| 03/06/1984 | US4435139 For a working fluid |
| 03/06/1984 | US4435137 Scroll-type fluid compressor with scroll stabilizing mechanism |
| 02/28/1984 | US4433564 Scroll manufacturing tool |
| 02/22/1984 | EP0101345A1 Screw compressor |
| 02/21/1984 | US4432708 Scroll type fluid displacement apparatus with pressure communicating passage between pockets |
| 02/14/1984 | US4431388 Controlled suction unloading in a scroll compressor |
| 02/14/1984 | US4431380 Scroll compressor with controlled suction unloading using coupling means |
| 02/07/1984 | US4430050 Rotary, positive-displacement machine |
| 02/01/1984 | EP0099740A1 Scroll type fluid displacement apparatus and method of assembly |
| 02/01/1984 | EP0099412A1 Compressor |
| 01/31/1984 | US4428195 Rotary vacuum pump |
| 01/24/1984 | US4427351 Rotary compressor with noise reducing space adjacent the discharge port |
| 01/24/1984 | CA1161139A1 Capacity control systems for screw compressor based water chillers |
| 01/24/1984 | CA1160906A1 Rotary fluid pump |
| 01/03/1984 | US4424010 Involute scroll-type positive displacement rotary fluid apparatus with orbiting guide means |
| 12/27/1983 | CA1159421A1 Scroll type fluid compressor units |
| 12/13/1983 | US4420293 Liquid cooled compressor with improved liquid separation |
| 12/13/1983 | CA1158620A1 Rotary compressor or engine |
| 12/07/1983 | EP0095508A1 Charging and distributing device for two-stroke engine |
| 12/06/1983 | US4419059 Nonsymmetric bore contour for rotary compressor |
| 11/30/1983 | EP0095194A1 Rotary vane pump |
| 11/30/1983 | EP0095140A2 Rotary compressor |
| 11/15/1983 | US4415321 Vane compressor having a lightweight rotor |
| 11/15/1983 | US4415320 Sliding vane type rotary compressor |
| 11/15/1983 | US4415318 Rolling thrust bearing for use in a scroll machine |
| 11/15/1983 | US4415317 Wrap element and tip seal for use in fluid apparatus of the scroll type |
| 11/08/1983 | US4413963 Self-controllable capacity compressor |
| 11/08/1983 | US4413959 Scroll machine with flex member pivoted swing link |
| 11/08/1983 | CA1156627A1 Rotary compressor with rotor shaft bearing lubricant inlet and drainage means |
| 11/02/1983 | EP0022782B1 Gear machine |
| 11/01/1983 | US4412796 Helical screw rotor profiles |
| 11/01/1983 | CA1156202A1 Rotary piston machine |
| 11/01/1983 | CA1156201A1 Rotary compressor |
| 10/27/1983 | WO1983003641A1 Compressor of hermetical type |
| 10/26/1983 | EP0091968A1 Compressor |
| 10/25/1983 | US4411605 Involute and laminated tip seal of labyrinth type for use in a scroll machine |
| 10/25/1983 | US4411604 Scroll-type fluid displacement apparatus with cup shaped casing |
| 10/19/1983 | EP0091544A2 Movement synchronizing means for scroll-type fluid displacement apparatus |
| 10/18/1983 | US4410305 Vane type compressor having elliptical stator with doubly-offset rotor |
| 10/18/1983 | US4410299 Compressor having functions of discharge interruption and discharge control of pressurized gas |
| 10/12/1983 | EP0090931A2 Movement synchronizing means for scroll-type fluid displacement apparatus |
| 10/11/1983 | US4408969 Vane compressor having improved rotor supporting means |
| 10/11/1983 | US4408968 Rotary compressor |
| 10/04/1983 | US4407639 Compressor |
| 09/27/1983 | US4406602 Screw rotor with specific tooth profile |
| 09/27/1983 | US4406600 Scroll-type fluid displacement apparatus with rotation prevention/thrust bearing means for orbiting scroll member |
| 09/20/1983 | CA1153996A1 Scroll-type fluid compressor units |
| 09/15/1983 | WO1983003123A1 Rotary compressor |
| 09/13/1983 | US4403929 Rotary compressor |
| 09/13/1983 | US4403920 Device for regulating the output quantity of a compressed medium |
| 09/13/1983 | US4403494 Method of fabricating scroll members by coining and tools therefor |
| 09/07/1983 | EP0087747A2 Internal-axis rotary-piston machine without crank-shaft |
| 09/07/1983 | EP0087746A1 Rotary piston supercharger driven by exhaust gases |
| 09/06/1983 | US4402655 Vane pump with symmetrical inclined fluid confinement initiating line |
| 08/30/1983 | US4401420 Male and female screw rotor assembly with specific tooth flanks |
| 08/24/1983 | EP0032144B1 Compressor for internal combustion engines |
| 08/17/1983 | EP0085721A1 Device for driving vacuum pump |
| 08/10/1983 | EP0085285A1 Compressor drive system |
| 08/09/1983 | US4397620 Rotary bladed compressor with sealing gaps at the rotary ends |
| 08/09/1983 | US4397618 Rolling piston compressor with locking device for the separating slide |
| 08/02/1983 | US4396365 Rotary vane type compressor |
| 08/02/1983 | US4396364 Scroll fluid apparatus with crankshaft bearing located in orbiting pin force plane |
| 07/26/1983 | US4395208 Rotary vane compressor with wedge-like clearance between rotor and cylinder |
| 07/26/1983 | US4395203 Vane compressor having a discharge rate control |
| 07/19/1983 | US4394114 Compressor |
| 07/19/1983 | US4394113 Lubrication and packing of a rotor-type compressor |
| 07/12/1983 | US4392797 Device for lubricating a rotary piston air pump |
| 07/06/1983 | EP0082948A1 Installation and operating process for pressure swing adsorption |
| 06/22/1983 | EP0081711A1 Control device for a compressor |
| 06/21/1983 | US4389171 Gas compressor of the scroll type having reduced starting torque |
| 06/21/1983 | US4389170 Rotary vane pump with passage to the rotor and housing interface |
| 06/14/1983 | US4388048 Stepping type unloading system for helical screw rotary compressor |
| 06/09/1983 | WO1983001985A1 Charging and distributing device for two-stroke engine |
| 06/08/1983 | EP0080585A1 Rotary piston compressor |
| 05/26/1983 | WO1983001818A1 Compressor |
| 05/25/1983 | EP0022781B1 Gear machine |
| 05/24/1983 | US4384831 Scroll-type fluid apparatus provided with means for counteracting a moment exerted on orbiting scroll member |
| 05/24/1983 | US4384828 Sliding vane compressor |
| 05/17/1983 | US4383805 Gas compressor of the scroll type having delayed suction closing capacity modulation |
| 05/11/1983 | WO1983001659A1 Compressor |
| 05/10/1983 | US4382755 Driveshaft arrangement for trochoidal rotary device |
| 05/10/1983 | US4382754 Scroll-type, positive fluid displacement apparatus with diverse clearances between scroll elements |
| 05/10/1983 | US4382370 Refrigerating system using scroll type compressor |
| 05/04/1983 | EP0078148A1 Biased drive mechanism for an orbiting fluid displacement member |
| 04/28/1983 | WO1983001491A1 Rotary piston compressors and expanders |
| 04/20/1983 | EP0077214A1 High efficiency scroll type compressor |
| 04/20/1983 | EP0077213A1 A scroll type fluid displacement apparatus |
| 04/20/1983 | EP0077031A1 Rotary piston compressor |
| 04/12/1983 | CA1144529A1 Scroll-type compressor units |