FR908978A - Lightweight soundproof veil for engines, automobiles, etc. - Google Patents

Lightweight soundproof veil for engines, automobiles, etc.

Info

Publication number
FR908978A
FR908978A FR908978DA FR908978A FR 908978 A FR908978 A FR 908978A FR 908978D A FR908978D A FR 908978DA FR 908978 A FR908978 A FR 908978A
Authority
FR
France
Prior art keywords
veil
automobiles
engines
lightweight soundproof
soundproof
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anciens Etablissements Panhard et Levassor SA
Original Assignee
Anciens Etablissements Panhard et Levassor SA
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 Anciens Etablissements Panhard et Levassor SA filed Critical Anciens Etablissements Panhard et Levassor SA
Application granted granted Critical
Publication of FR908978A publication Critical patent/FR908978A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
    • F16F15/1215—Leaf springs, e.g. radially extending

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
FR908978D 1944-08-12 1944-08-12 Lightweight soundproof veil for engines, automobiles, etc. Expired FR908978A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR908978T 1944-08-12

Publications (1)

Publication Number Publication Date
FR908978A true FR908978A (en) 1946-04-24

Family

ID=9407548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908978D Expired FR908978A (en) 1944-08-12 1944-08-12 Lightweight soundproof veil for engines, automobiles, etc.

Country Status (1)

Country Link
FR (1) FR908978A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2408772A1 (en) * 1977-11-17 1979-06-08 Wallace Murray Corp VIBRATION DAMPER, ESPECIALLY FOR CRANKSHAFT OF INTERNAL COMBUSTION ENGINES
FR2416583A1 (en) * 1978-02-04 1979-08-31 Bosch Gmbh Robert VENTILATION WHEEL FOR ELECTRIC MACHINE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2408772A1 (en) * 1977-11-17 1979-06-08 Wallace Murray Corp VIBRATION DAMPER, ESPECIALLY FOR CRANKSHAFT OF INTERNAL COMBUSTION ENGINES
FR2416583A1 (en) * 1978-02-04 1979-08-31 Bosch Gmbh Robert VENTILATION WHEEL FOR ELECTRIC MACHINE

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