IT1290106B1 - Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata - Google Patents

Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata

Info

Publication number
IT1290106B1
IT1290106B1 IT97MI000607A ITMI970607A IT1290106B1 IT 1290106 B1 IT1290106 B1 IT 1290106B1 IT 97MI000607 A IT97MI000607 A IT 97MI000607A IT MI970607 A ITMI970607 A IT MI970607A IT 1290106 B1 IT1290106 B1 IT 1290106B1
Authority
IT
Italy
Prior art keywords
delivery manifold
compartment
blower
manifold
duct
Prior art date
Application number
IT97MI000607A
Other languages
English (en)
Inventor
Carlo Conti
Original Assignee
Finder Pompe Spa
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 Finder Pompe Spa filed Critical Finder Pompe Spa
Priority to IT97MI000607A priority Critical patent/IT1290106B1/it
Priority to AT98200773T priority patent/ATE254244T1/de
Priority to EP98200773A priority patent/EP0866227B1/en
Priority to DE69819577T priority patent/DE69819577T2/de
Priority to US09/042,410 priority patent/US6176693B1/en
Publication of ITMI970607A1 publication Critical patent/ITMI970607A1/it
Application granted granted Critical
Publication of IT1290106B1 publication Critical patent/IT1290106B1/it

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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/086—Carter
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/122—Arrangements for supercharging the working space

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Soil Working Implements (AREA)
IT97MI000607A 1997-03-17 1997-03-17 Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata IT1290106B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT97MI000607A IT1290106B1 (it) 1997-03-17 1997-03-17 Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata
AT98200773T ATE254244T1 (de) 1997-03-17 1998-03-11 Rootsgebläse mit abdeckplattenkanälen
EP98200773A EP0866227B1 (en) 1997-03-17 1998-03-11 Volumetric blower with covers having a duct for connection to the delivery manifold
DE69819577T DE69819577T2 (de) 1997-03-17 1998-03-11 Rootsgebläse mit Abdeckplattenkanälen
US09/042,410 US6176693B1 (en) 1997-03-17 1998-03-13 Volumetric blower with covers having a duct for connection to the delivery manifold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI000607A IT1290106B1 (it) 1997-03-17 1997-03-17 Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata

Publications (2)

Publication Number Publication Date
ITMI970607A1 ITMI970607A1 (it) 1998-09-17
IT1290106B1 true IT1290106B1 (it) 1998-10-19

Family

ID=11376470

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97MI000607A IT1290106B1 (it) 1997-03-17 1997-03-17 Soffiante volumetrica con coperchi dotati di condotto di collegamento con il collettore di mandata

Country Status (5)

Country Link
US (1) US6176693B1 (it)
EP (1) EP0866227B1 (it)
AT (1) ATE254244T1 (it)
DE (1) DE69819577T2 (it)
IT (1) IT1290106B1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3991918B2 (ja) * 2003-05-19 2007-10-17 株式会社豊田自動織機 ルーツポンプ
US8118024B2 (en) * 2003-08-04 2012-02-21 Carefusion 203, Inc. Mechanical ventilation system utilizing bias valve
EP2374490A2 (en) 2003-08-04 2011-10-12 CareFusion 203, Inc. Portable ventilator system
US7607437B2 (en) * 2003-08-04 2009-10-27 Cardinal Health 203, Inc. Compressor control system and method for a portable ventilator
US7527053B2 (en) * 2003-08-04 2009-05-05 Cardinal Health 203, Inc. Method and apparatus for attenuating compressor noise
US8156937B2 (en) * 2003-08-04 2012-04-17 Carefusion 203, Inc. Portable ventilator system
US20050112013A1 (en) * 2003-08-04 2005-05-26 Pulmonetic Systems, Inc. Method and apparatus for reducing noise in a roots-type blower
JP2007321655A (ja) * 2006-06-01 2007-12-13 Anlet Co Ltd ルーツ式真空ポンプ
US7997885B2 (en) * 2007-12-03 2011-08-16 Carefusion 303, Inc. Roots-type blower reduced acoustic signature method and apparatus
US8888711B2 (en) 2008-04-08 2014-11-18 Carefusion 203, Inc. Flow sensor
DE202009012158U1 (de) * 2009-09-08 2011-02-03 Hugo Vogelsang Maschinenbau Gmbh Drehkolbenpumpe
JP5370298B2 (ja) * 2010-07-14 2013-12-18 株式会社豊田自動織機 ルーツ式流体機械
DE202010011626U1 (de) 2010-08-20 2010-10-21 Hugo Vogelsang Maschinenbau Gmbh Drehkolbenpumpe
USD745056S1 (en) * 2012-06-04 2015-12-08 Eaton Corporation Blower housing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB309685A (en) * 1928-03-02 1929-04-18 Torkild Valdemar Hemmingsen Improvements in power plants comprising internal combustion engines and rotary motors
US2111568A (en) * 1935-02-12 1938-03-22 Lysholm Alf Rotary compressor
DE865864C (de) * 1945-02-27 1953-02-05 Messerschmitt Boelkow Blohm Zahnradpumpe, insbesondere zur Foerderung von Fluessigkeiten in Flugmotoren
US2489887A (en) * 1946-07-11 1949-11-29 Roots Connersville Blower Corp Rotary pump
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
DE3318519A1 (de) * 1983-05-20 1984-11-22 Albrecht Dr.-Ing. 7994 Langenargen Hartmann Aussenachsige drehkolbenmaschine mit kaemmeingriff
DE3527292A1 (de) 1985-07-30 1987-02-12 Aerzener Maschf Gmbh Verfahren zum komprimieren von gasfoermigem foerdermedium sowie roots-kompressor zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
DE69819577T2 (de) 2004-09-30
ATE254244T1 (de) 2003-11-15
ITMI970607A1 (it) 1998-09-17
EP0866227B1 (en) 2003-11-12
EP0866227A1 (en) 1998-09-23
US6176693B1 (en) 2001-01-23
DE69819577D1 (de) 2003-12-18

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Legal Events

Date Code Title Description
0001 Granted