IT1155126B - Compressore volumetrico rotativo del tipo roots - Google Patents

Compressore volumetrico rotativo del tipo roots

Info

Publication number
IT1155126B
IT1155126B IT67296/82A IT6729682A IT1155126B IT 1155126 B IT1155126 B IT 1155126B IT 67296/82 A IT67296/82 A IT 67296/82A IT 6729682 A IT6729682 A IT 6729682A IT 1155126 B IT1155126 B IT 1155126B
Authority
IT
Italy
Prior art keywords
type rotary
roots type
volumetric compressor
rotary volumetric
compressor
Prior art date
Application number
IT67296/82A
Other languages
English (en)
Other versions
IT8267296A0 (it
Inventor
Pier Luigi Scapecchi
Giorgio Gatti
Original Assignee
Fiat Auto 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 Fiat Auto Spa filed Critical Fiat Auto Spa
Priority to IT67296/82A priority Critical patent/IT1155126B/it
Publication of IT8267296A0 publication Critical patent/IT8267296A0/it
Priority to GB08305332A priority patent/GB2116634A/en
Priority to DE19838306813U priority patent/DE8306813U1/de
Priority to FR8303855A priority patent/FR2523223A1/fr
Priority to DE19833308363 priority patent/DE3308363A1/de
Application granted granted Critical
Publication of IT1155126B publication Critical patent/IT1155126B/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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C27/009—Shaft sealings specially adapted for pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/004—Sealings comprising at least two sealings in succession forming of recuperation chamber for the leaking fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Supercharger (AREA)
IT67296/82A 1982-03-10 1982-03-10 Compressore volumetrico rotativo del tipo roots IT1155126B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT67296/82A IT1155126B (it) 1982-03-10 1982-03-10 Compressore volumetrico rotativo del tipo roots
GB08305332A GB2116634A (en) 1982-03-10 1983-02-25 Rotary positive-displacement fluid-machines
DE19838306813U DE8306813U1 (de) 1982-03-10 1983-03-09 Volumetrischer rootsumlaufverdichter
FR8303855A FR2523223A1 (fr) 1982-03-10 1983-03-09 Compresseur rotatif volumetrique, notamment destine a la suralimentation de moteurs a combustion interne
DE19833308363 DE3308363A1 (de) 1982-03-10 1983-03-09 Volumetrischer rootsumlaufverdichter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67296/82A IT1155126B (it) 1982-03-10 1982-03-10 Compressore volumetrico rotativo del tipo roots

Publications (2)

Publication Number Publication Date
IT8267296A0 IT8267296A0 (it) 1982-03-10
IT1155126B true IT1155126B (it) 1987-01-21

Family

ID=11301234

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67296/82A IT1155126B (it) 1982-03-10 1982-03-10 Compressore volumetrico rotativo del tipo roots

Country Status (4)

Country Link
DE (2) DE3308363A1 (it)
FR (1) FR2523223A1 (it)
GB (1) GB2116634A (it)
IT (1) IT1155126B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62228693A (ja) * 1986-03-31 1987-10-07 Aisin Seiki Co Ltd ル−ツブロア
DE3619645A1 (de) * 1986-05-08 1987-11-12 Wankel Gmbh Lageranordnung eines aussenachsigen rotationskolbengeblaeses
DE3725902A1 (de) * 1987-08-05 1989-02-16 Bayer Ag Mischungen aus chloroprenpolymeren und ihre herstellung
JP2515831B2 (ja) * 1987-12-18 1996-07-10 株式会社日立製作所 スクリユ―真空ポンプ
FR2638788B1 (fr) * 1988-11-07 1994-01-28 Alcatel Cit Pompe a vide du type roots multietage
NL9001875A (nl) * 1990-07-17 1992-02-17 Bombas Stork S A Lobbenrotorpomp.
DE19900926B4 (de) * 1998-01-28 2015-01-22 Magna Powertrain Bad Homburg GmbH Pumpe
DE19822283A1 (de) * 1998-05-18 1999-11-25 Sgi Prozess Technik Gmbh Drehzahnverdichter und Verfahren zum Betrieb eines solchen
JP4747437B2 (ja) 2001-05-08 2011-08-17 株式会社豊田自動織機 真空ポンプにおける油洩れ防止構造
CN104100524A (zh) * 2014-07-31 2014-10-15 山东省章丘鼓风机股份有限公司 一种具有组合密封结构的罗茨鼓风机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB559226A (en) * 1942-08-07 1944-02-09 Douglas Rudolf Pobjoy Improvements in and relating to rotary pumps
GB559729A (en) * 1942-09-14 1944-03-02 Frederick George Horstmann Improvements in and relating to rotary pumps
FR2128928A5 (it) * 1971-03-09 1972-10-27 Commissariat Energie Atomique
FR2214337A5 (it) * 1973-01-11 1974-08-09 Hydroperfect Int
GB1484994A (en) * 1973-09-03 1977-09-08 Svenska Rotor Maskiner Ab Shaft seal system for screw compressors

Also Published As

Publication number Publication date
GB2116634A (en) 1983-09-28
DE8306813U1 (de) 1985-01-17
IT8267296A0 (it) 1982-03-10
GB8305332D0 (en) 1983-03-30
DE3308363A1 (de) 1983-09-29
FR2523223A1 (fr) 1983-09-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940331