DE3578851D1 - Ladegeblaese mit verringerter laermentwicklung und verbessertem wirkungsgrad. - Google Patents

Ladegeblaese mit verringerter laermentwicklung und verbessertem wirkungsgrad.

Info

Publication number
DE3578851D1
DE3578851D1 DE8585306201T DE3578851T DE3578851D1 DE 3578851 D1 DE3578851 D1 DE 3578851D1 DE 8585306201 T DE8585306201 T DE 8585306201T DE 3578851 T DE3578851 T DE 3578851T DE 3578851 D1 DE3578851 D1 DE 3578851D1
Authority
DE
Germany
Prior art keywords
laerment
development
reduced
improved efficiency
charging blower
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8585306201T
Other languages
English (en)
Inventor
Uthoff, Jr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eaton Corp
Original Assignee
Eaton Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of DE3578851D1 publication Critical patent/DE3578851D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Supercharger (AREA)
DE8585306201T 1984-09-20 1985-09-02 Ladegeblaese mit verringerter laermentwicklung und verbessertem wirkungsgrad. Expired - Lifetime DE3578851D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/652,536 US4609335A (en) 1984-09-20 1984-09-20 Supercharger with reduced noise and improved efficiency

Publications (1)

Publication Number Publication Date
DE3578851D1 true DE3578851D1 (de) 1990-08-30

Family

ID=24617188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585306201T Expired - Lifetime DE3578851D1 (de) 1984-09-20 1985-09-02 Ladegeblaese mit verringerter laermentwicklung und verbessertem wirkungsgrad.

Country Status (4)

Country Link
US (1) US4609335A (de)
EP (1) EP0176270B1 (de)
JP (1) JPS6179885A (de)
DE (1) DE3578851D1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6371589A (ja) * 1986-09-15 1988-03-31 Mazda Motor Corp エンジンの過給機
US5078583A (en) * 1990-05-25 1992-01-07 Eaton Corporation Inlet port opening for a roots-type blower
US5083907A (en) * 1990-05-25 1992-01-28 Eaton Corporation Roots-type blower with improved inlet
US5702240A (en) * 1995-05-05 1997-12-30 Tuthill Corporation Rotary positive displacement blower having a diverging outlet part
CN1039429C (zh) * 1995-05-08 1998-08-05 化学工业部北京化工研究院 一种用于冷冻液的缓蚀剂
EP1286053A1 (de) * 2001-08-21 2003-02-26 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Rotationspumpe mit Rückströmung
US6874486B2 (en) * 2003-04-04 2005-04-05 General Motors Corporation Supercharger with multiple backflow ports for noise control
US6884050B2 (en) * 2003-04-16 2005-04-26 General Motors Corporation Roots supercharger with extended length helical rotors
US8156937B2 (en) 2003-08-04 2012-04-17 Carefusion 203, Inc. Portable ventilator system
JP2007501074A (ja) 2003-08-04 2007-01-25 パルモネティック システムズ インコーポレイテッド 携帯型人工呼吸器システム
US8118024B2 (en) 2003-08-04 2012-02-21 Carefusion 203, Inc. Mechanical ventilation system utilizing bias valve
US20050112013A1 (en) * 2003-08-04 2005-05-26 Pulmonetic Systems, Inc. Method and apparatus for reducing noise in a roots-type blower
US7527053B2 (en) 2003-08-04 2009-05-05 Cardinal Health 203, Inc. Method and apparatus for attenuating compressor noise
US7607437B2 (en) 2003-08-04 2009-10-27 Cardinal Health 203, Inc. Compressor control system and method for a portable ventilator
DE10342398B4 (de) 2003-09-13 2008-05-29 Schott Ag Schutzschicht für einen Körper sowie Verfahren zur Herstellung und Verwendung von Schutzschichten
US7488164B2 (en) * 2005-05-23 2009-02-10 Eaton Corporation Optimized helix angle rotors for Roots-style supercharger
US9822781B2 (en) 2005-05-23 2017-11-21 Eaton Corporation Optimized helix angle rotors for roots-style supercharger
US10436197B2 (en) 2005-05-23 2019-10-08 Eaton Intelligent Power Limited Optimized helix angle rotors for roots-style supercharger
US11286932B2 (en) 2005-05-23 2022-03-29 Eaton Intelligent Power Limited Optimized helix angle rotors for roots-style supercharger
US7765993B2 (en) * 2007-04-05 2010-08-03 Gm Global Technology Operations, Inc. Compressor inlet duct
US7997885B2 (en) 2007-12-03 2011-08-16 Carefusion 303, Inc. Roots-type blower reduced acoustic signature method and apparatus
US7845921B2 (en) * 2008-03-14 2010-12-07 Gm Global Technology Operations, Inc. Supercharger with outlet bars for rotor tip seal support
US8888711B2 (en) 2008-04-08 2014-11-18 Carefusion 203, Inc. Flow sensor
US8056543B2 (en) * 2009-04-24 2011-11-15 GM Global Technology Operations LLC Tuning device with combined backflow function
USD732081S1 (en) 2014-01-24 2015-06-16 Eaton Corporation Supercharger
BE1022302B1 (nl) * 2014-09-10 2016-03-14 ATLAS COPCO AIRPOWER , naamloze vennootschap Schroefcompressorelement
USD855657S1 (en) 2016-03-21 2019-08-06 Eaton Corporation Front cover for supercharger
CN114876795B (zh) * 2022-04-25 2024-05-14 江阴全玉节能环保真空设备制造有限公司 一种节能防返流变螺距螺杆真空泵

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1746885A (en) * 1926-05-14 1930-02-11 Standard Brands Inc Rotary blower and method of controlling operation of the same
US2014932A (en) * 1933-03-17 1935-09-17 Gen Motors Corp Roots blower
US2028414A (en) * 1933-05-19 1936-01-21 Fairbanks Morse & Co Fluid displacement device
US2078334A (en) * 1935-03-28 1937-04-27 Joseph A Martocello Blower
US2259027A (en) * 1939-05-03 1941-10-14 Zarate Pedro Ortiz De Rotary compressor
US2480818A (en) * 1943-05-11 1949-08-30 Joseph E Whitfield Helical rotary fluid handling device
US2454048A (en) * 1943-07-30 1948-11-16 Bendix Aviat Corp Rotary air compressor
US2448901A (en) * 1943-08-12 1948-09-07 Borg Warner Interengaging impeller rotary positive displacement blower
US2463080A (en) * 1945-02-17 1949-03-01 Schwitzer Cummins Company Interengaging impeller fluid pump
US2701683A (en) * 1951-12-15 1955-02-08 Read Standard Corp Interengaging rotor blower
US2906448A (en) * 1954-10-28 1959-09-29 W C Heraus G M B H Roots type vacuum pumps
US3058652A (en) * 1957-09-09 1962-10-16 Glamann Wilhelm Displacement compressors
AT242855B (de) * 1962-02-21 1965-10-11 Polysius Gmbh Rootsgebläse
US3121529A (en) * 1962-05-02 1964-02-18 Polysius Gmbh Blower
US3531227A (en) * 1968-07-05 1970-09-29 Cornell Aeronautical Labor Inc Gear compressors and expanders
US3667874A (en) * 1970-07-24 1972-06-06 Cornell Aeronautical Labor Inc Two-stage compressor having interengaging rotary members
US3844695A (en) * 1972-10-13 1974-10-29 Calspan Corp Rotary compressor
US4042062A (en) * 1976-03-01 1977-08-16 Chicago Pneumatic Tool Company Air pulse noise damper for a pneumatic tool
US4135602A (en) * 1977-05-20 1979-01-23 The Aro Corporation Selectively positioned muffler
US4215977A (en) * 1977-11-14 1980-08-05 Calspan Corporation Pulse-free blower
DE3238015C2 (de) * 1982-10-13 1986-07-31 Aerzener Maschinenfabrik Gmbh, 3251 Aerzen Roots-Kompressor

Also Published As

Publication number Publication date
EP0176270A2 (de) 1986-04-02
EP0176270A3 (en) 1987-03-11
EP0176270B1 (de) 1990-07-25
JPS6179885A (ja) 1986-04-23
US4609335A (en) 1986-09-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee