IT1135031B - IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS - Google Patents

IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS

Info

Publication number
IT1135031B
IT1135031B IT19127/81A IT1912781A IT1135031B IT 1135031 B IT1135031 B IT 1135031B IT 19127/81 A IT19127/81 A IT 19127/81A IT 1912781 A IT1912781 A IT 1912781A IT 1135031 B IT1135031 B IT 1135031B
Authority
IT
Italy
Prior art keywords
capsulism
pumps
capsulism pumps
Prior art date
Application number
IT19127/81A
Other languages
Italian (it)
Other versions
IT8119127A0 (en
Inventor
Luigi Goglio
Original Assignee
Generalvacuum 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 Generalvacuum Spa filed Critical Generalvacuum Spa
Priority to IT19127/81A priority Critical patent/IT1135031B/en
Publication of IT8119127A0 publication Critical patent/IT8119127A0/en
Priority to FR8200760A priority patent/FR2497882A1/en
Application granted granted Critical
Publication of IT1135031B publication Critical patent/IT1135031B/en

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
    • 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
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/28—Safety arrangements; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
IT19127/81A 1981-01-14 1981-01-14 IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS IT1135031B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT19127/81A IT1135031B (en) 1981-01-14 1981-01-14 IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS
FR8200760A FR2497882A1 (en) 1981-01-14 1982-01-12 Sliding vane rotary vacuum pump - has air inlet holes between suction and discharge branches of suction-compression chamber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19127/81A IT1135031B (en) 1981-01-14 1981-01-14 IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS

Publications (2)

Publication Number Publication Date
IT8119127A0 IT8119127A0 (en) 1981-01-14
IT1135031B true IT1135031B (en) 1986-08-20

Family

ID=11155013

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19127/81A IT1135031B (en) 1981-01-14 1981-01-14 IMPROVEMENTS IN OR RELATED TO CAPSULISM PUMPS

Country Status (2)

Country Link
FR (1) FR2497882A1 (en)
IT (1) IT1135031B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8809621D0 (en) * 1988-04-22 1988-05-25 Boc Group Plc Dry pump with closed loop filter
JP3388657B2 (en) * 1995-07-21 2003-03-24 アネスト岩田株式会社 Oil-free scroll vacuum pump

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE558677C (en) * 1932-09-09 Sulzer Akt Ges Geb Rotary lobe compressors
GB818691A (en) * 1957-05-20 1959-08-19 Lacy Hulbert & Company Improvements in rotary air pumps
DE1287729B (en) * 1961-10-19 1969-01-23
GB1059030A (en) * 1963-11-29 1967-02-15 Dowty Hydraulic Units Ltd Oscillatory fluid-pressure machines
US3981062A (en) * 1973-10-01 1976-09-21 Ford Motor Company Apex seal composition for rotary engines
IT1105690B (en) * 1978-11-07 1985-11-04 Jurop Di Fedrigo Olgiati Pezzo INTERMEDIATE COOLING AIR DECOMPRESSOR WITH PRESSURE BALANCING

Also Published As

Publication number Publication date
IT8119127A0 (en) 1981-01-14
FR2497882A1 (en) 1982-07-16

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