FR898997A - Fan fin and its manufacturing process - Google Patents

Fan fin and its manufacturing process

Info

Publication number
FR898997A
FR898997A FR898997DA FR898997A FR 898997 A FR898997 A FR 898997A FR 898997D A FR898997D A FR 898997DA FR 898997 A FR898997 A FR 898997A
Authority
FR
France
Prior art keywords
manufacturing process
fan fin
fin
fan
manufacturing
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
Ottho-Gerhard Pierson
Henri Pierson
Andre-Desire-Honore Pointeau
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 FR898997A publication Critical patent/FR898997A/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
    • 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
    • F04C18/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR898997D 1943-10-19 1943-10-19 Fan fin and its manufacturing process Expired FR898997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR898997T 1943-10-19

Publications (1)

Publication Number Publication Date
FR898997A true FR898997A (en) 1945-05-14

Family

ID=9392127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898997D Expired FR898997A (en) 1943-10-19 1943-10-19 Fan fin and its manufacturing process

Country Status (1)

Country Link
FR (1) FR898997A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096696B (en) * 1959-04-23 1961-01-05 Nsu Motorenwerke Ag Rotary piston for rotary piston machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096696B (en) * 1959-04-23 1961-01-05 Nsu Motorenwerke Ag Rotary piston for rotary piston machines

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