FR541986A - Device intended for sealing the rotor of machines with rotary piston - Google Patents

Device intended for sealing the rotor of machines with rotary piston

Info

Publication number
FR541986A
FR541986A FR541986DA FR541986A FR 541986 A FR541986 A FR 541986A FR 541986D A FR541986D A FR 541986DA FR 541986 A FR541986 A FR 541986A
Authority
FR
France
Prior art keywords
rotor
machines
sealing
rotary piston
device intended
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
Application number
Other languages
French (fr)
Inventor
Walther Schmied
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 filed Critical
Application granted granted Critical
Publication of FR541986A publication Critical patent/FR541986A/en
Expired 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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005—Axial sealings for working fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR541986D 1920-10-07 1921-10-05 Device intended for sealing the rotor of machines with rotary piston Expired FR541986A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH541986X 1920-10-07

Publications (1)

Publication Number Publication Date
FR541986A true FR541986A (en) 1922-08-04

Family

ID=4519123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR541986D Expired FR541986A (en) 1920-10-07 1921-10-05 Device intended for sealing the rotor of machines with rotary piston

Country Status (1)

Country Link
FR (1) FR541986A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0272767A2 (en) * 1986-12-18 1988-06-29 Unozawa-Gumi Iron Works, Ltd. Multi-section roots vacuum pump of reverse flow cooling type with internal flow division arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0272767A2 (en) * 1986-12-18 1988-06-29 Unozawa-Gumi Iron Works, Ltd. Multi-section roots vacuum pump of reverse flow cooling type with internal flow division arrangement
EP0272767A3 (en) * 1986-12-18 1988-09-21 Unozawa-Gumi Iron Works, Ltd. Multi-section roots vacuum pump of reverse flow cooling type with internal flow division arrangement

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