FR865160A - Valve spring for combustion and internal combustion engines - Google Patents

Valve spring for combustion and internal combustion engines

Info

Publication number
FR865160A
FR865160A FR865160DA FR865160A FR 865160 A FR865160 A FR 865160A FR 865160D A FR865160D A FR 865160DA FR 865160 A FR865160 A FR 865160A
Authority
FR
France
Prior art keywords
valve spring
combustion
internal combustion
engines
combustion engines
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
Luigi Parena
Giovanni Morello
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 FR865160A publication Critical patent/FR865160A/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
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR865160D 1940-04-25 1940-04-25 Valve spring for combustion and internal combustion engines Expired FR865160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865160T 1940-04-25

Publications (1)

Publication Number Publication Date
FR865160A true FR865160A (en) 1941-05-15

Family

ID=9344209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865160D Expired FR865160A (en) 1940-04-25 1940-04-25 Valve spring for combustion and internal combustion engines

Country Status (1)

Country Link
FR (1) FR865160A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6220586B1 (en) * 1999-09-21 2001-04-24 Precision Products Group Multiple torsion spring and methods of use

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6220586B1 (en) * 1999-09-21 2001-04-24 Precision Products Group Multiple torsion spring and methods of use

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