FR808437A - Method and devices for combating noise from the exhaust of exhibition and other engines, and the like - Google Patents

Method and devices for combating noise from the exhaust of exhibition and other engines, and the like

Info

Publication number
FR808437A
FR808437A FR808437DA FR808437A FR 808437 A FR808437 A FR 808437A FR 808437D A FR808437D A FR 808437DA FR 808437 A FR808437 A FR 808437A
Authority
FR
France
Prior art keywords
exhibition
engines
exhaust
devices
combating noise
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
Richard Blum
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 FR808437A publication Critical patent/FR808437A/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
    • F01N1/20—Silencing apparatus characterised by method of silencing by using movable parts having oscillating or vibrating movement
FR808437D 1935-10-21 1935-10-21 Method and devices for combating noise from the exhaust of exhibition and other engines, and the like Expired FR808437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR808437T 1935-10-21

Publications (1)

Publication Number Publication Date
FR808437A true FR808437A (en) 1937-02-05

Family

ID=9252944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR808437D Expired FR808437A (en) 1935-10-21 1935-10-21 Method and devices for combating noise from the exhaust of exhibition and other engines, and the like

Country Status (1)

Country Link
FR (1) FR808437A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515241A (en) * 1969-04-01 1970-06-02 North American Rockwell Coiled wire element
US3746126A (en) * 1971-07-09 1973-07-17 Cardenas I De Sound-muffling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515241A (en) * 1969-04-01 1970-06-02 North American Rockwell Coiled wire element
US3746126A (en) * 1971-07-09 1973-07-17 Cardenas I De Sound-muffling device

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