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FR671840A - Quiet - Google Patents

Quiet

Info

Publication number
FR671840A
FR671840A FR671840DA FR671840A FR 671840 A FR671840 A FR 671840A FR 671840D A FR671840D A FR 671840DA FR 671840 A FR671840 A FR 671840A
Authority
FR
France
Prior art keywords
quiet
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
Marcel Lachapelle
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 FR671840A publication Critical patent/FR671840A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/18—Silencing apparatus characterised by method of silencing by using movable parts having rotary movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR671840D 1928-06-26 1929-03-21 Quiet Expired FR671840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE671840X 1928-06-26

Publications (1)

Publication Number Publication Date
FR671840A true FR671840A (en) 1929-12-19

Family

ID=3877463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR671840D Expired FR671840A (en) 1928-06-26 1929-03-21 Quiet

Country Status (1)

Country Link
FR (1) FR671840A (en)

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