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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US41717335 May 197723 Oct 1979The Voges Manufacturing Company, Inc.Speed-responsive valve control for intake manifold to crankcase in internal combustion engine
US41724374 May 197730 Oct 1979Owen, Wickersham & EricksonPCV flow regulator
US421787030 Nov 197819 Aug 1980Klockner-Humboldt-Deutz AktiengesellschaftVenting valve for crankcases of reciprocable piston internal combustion engines
US437349921 Aug 198115 Feb 1983Filterwerk Mann & Hummel GmbHVentilation check valve for internal combustion engines
US440493616 Jan 198120 Sep 1983Mitsubishi Jukogyo Kabushiki KaishaBreather device for overhead valve engines
US45012348 Nov 198326 Feb 1985Honda Giken Kogyo Kabushiki KaishaBlow-by gas passage system for internal combustion engines
US450242427 Oct 19835 Mar 1985Honda Giken Kogyo Kabushiki KaishaBlow-by gas recovering system for internal combustion engines
US455722613 Nov 198410 Dec 1985BBC Brown, Boveri & Company, LimitedDevice for returning the blow-by rate from the crankcase into the system of a supercharged internal combustion engine
US536577312 Mar 199322 Nov 1994Caterpillar Inc.Engine blowby measuring apparatus
US542910122 Feb 19944 Jul 1995Filterwerk Mann & Hummel GmbHOil separator for the gases of the crankcase of an internal-combustion engine
US545623927 Jul 199410 Oct 1995Cummins Engine Company, Inc.Crankcase ventilation system
US549961622 May 199519 Mar 1996Dresser Industries, Inc.Crankcase pressure regulation system for an internal combustion engine
US55424019 Nov 19946 Aug 1996En-Ovation Technology, Inc.Internal combustion engine crankcase vacuum method and apparatus
US556440121 Jul 199515 Oct 1996Diesel Research Inc.Crankcase emission control system
US572237620 Dec 19963 Mar 1998Ventures Unlimited Inc.Apparatus and method for controlling the flow of crankcase emissions in an internal combustion engine
US60924921 Feb 199925 Jul 2000Motorenfabrik Hatz GmbH & Co. KGVenting device for the crankcase of an internal combustion engine
US609860311 Dec 19978 Aug 2000Denso CorporationBlow-by gas passage abnormality detecting system for internal combustion engines
US61430494 Dec 19987 Nov 2000Donaldson Company, Inc.Aerosol separator; and method
US614880721 Jun 199921 Nov 2000Ford Global Technologies, Inc.Crankcase fluid processing system for automotive engine
US617135521 Jan 19989 Jan 2001Donaldson Company, Inc.Aerosol separator; and method
US618707317 Mar 199913 Feb 2001Donaldson Company, Inc.Air cleaner; aerosol separator; and method
US62898794 Jan 200018 Sep 2001Parker-Hannifin Corp.Air eliminating return fuel recirculation valve
US629073929 Dec 199918 Sep 2001Donaldson Company, Inc.Aerosol separator; and method
US633832922 Mar 200115 Jan 2002Denso CorporationBlow-by gas passage abnormality detecting system for internal combustion engines
US634561427 Dec 200012 Feb 2002Detroit Diesel CorporationSeparator and oil trap for closed crankcase ventilator systems
US63550768 Jan 200112 Mar 2002Donaldson Company, Inc.Aerosol separator; and method
US64057215 Oct 200118 Jun 2002Volvo Personvagnar ABCrankcase ventilation in a supercharged internal combustion engine
US652782128 Feb 20024 Mar 2003MSP CorporationAutomatic condensed oil remover
US653096917 Sep 200111 Mar 2003Donaldson Company, Inc.Aerosol separator; and method
US654080128 Jan 20021 Apr 2003Donaldson Company, Inc.Aerosol separator; and method
US658820114 Jun 20018 Jul 2003Crankcase ventilation system
US67094786 Jun 200223 Mar 2004DaimlerChrysler CorporationEngine crank case sampling system
US675887328 Mar 20036 Jul 2004Donaldson Company, Inc.Aerosol separator and method
US677938823 May 200124 Aug 2004Robert Bosch GmbHMethod for performing a functional diagnosis on a ventilation system of a crankcase of an internal combustion engine
US685214828 Dec 20008 Feb 2005Donaldson Company, Inc.Aerosol separator and method
US708114530 Jun 200425 Jul 2006Donaldson Company, Inc.Aerosol separator; and method
US71828047 Feb 200527 Feb 2007Donaldson Company, Inc.Aerosol separator; and method
US720424130 Aug 200417 Apr 2007Honeywell International, Inc.Compressor stage separation system
US724364215 Jul 200217 Jul 2007Yanmar Co., Ltd.Breather device of engine
US751324611 May 20067 Apr 2009GM Global Technoloy Operations, Inc.Positive crankcase ventilation device and system
US778907710 Apr 20077 Sep 2010Honda Motor Co., Ltd.Crankcase of internal combustion engine
US790061231 Mar 20088 Mar 2011Dichtungstechnik G. Bruss GmbH & Co. KGValve and cylinder head cover for crankcase ventilation of an internal combustion engine
US795436313 Jul 20067 Jun 2011Danfoss A/SMethod and a system for detection of an engine fault
US820544711 Jun 200926 Jun 2012Audi AGIntercooler deicing

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