FR490855A - Improvements to engine valves - Google Patents

Improvements to engine valves

Info

Publication number
FR490855A
FR490855A FR490855A FR490855DA FR490855A FR 490855 A FR490855 A FR 490855A FR 490855 A FR490855 A FR 490855A FR 490855D A FR490855D A FR 490855DA FR 490855 A FR490855 A FR 490855A
Authority
FR
France
Prior art keywords
engine valves
valves
engine
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
FR490855A
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.)
DOMESTIC ENGINEERING Co
Original Assignee
DOMESTIC ENGINEERING Co
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 DOMESTIC ENGINEERING Co filed Critical DOMESTIC ENGINEERING Co
Application granted granted Critical
Publication of FR490855A publication Critical patent/FR490855A/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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/12—Cooling of valves
    • F01L3/14—Cooling of valves by means of a liquid or solid coolant, e.g. sodium, in a closed chamber in a valve
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/12—Cooling of valves
    • 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
    • F01L2301/00—Using particular materials
FR490855A 1917-07-17 1918-07-13 Improvements to engine valves Expired FR490855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US490855XA 1917-07-17 1917-07-17

Publications (1)

Publication Number Publication Date
FR490855A true FR490855A (en) 1919-05-13

Family

ID=1526933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR490855A Expired FR490855A (en) 1917-07-17 1918-07-13 Improvements to engine valves

Country Status (1)

Country Link
FR (1) FR490855A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388666A1 (en) * 1977-04-29 1978-11-24 Gellert Jobst CONTROL PIN OF AN INJECTION MOLDING NOZZLE
FR2497269A1 (en) * 1980-12-30 1982-07-02 Chevron Res INTERNAL COMBUSTION ENGINE INTAKE VALVE, THIS MOTOR AND METHOD FOR REDUCING THE SELF-IGNITION TREND OF SUCH ENGINE
US20140352803A1 (en) * 2012-10-02 2014-12-04 Nittan Valve Co., Ltd. Hollow poppet valve
US11300018B2 (en) 2018-03-20 2022-04-12 Nittan Valve Co., Ltd. Hollow exhaust poppet valve
US11536167B2 (en) 2018-11-12 2022-12-27 Nittan Valve Co., Ltd. Method for manufacturing engine poppet valve
US11850690B2 (en) 2020-03-30 2023-12-26 Nittan Corporation Method for manufacturing engine poppet valve

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388666A1 (en) * 1977-04-29 1978-11-24 Gellert Jobst CONTROL PIN OF AN INJECTION MOLDING NOZZLE
FR2497269A1 (en) * 1980-12-30 1982-07-02 Chevron Res INTERNAL COMBUSTION ENGINE INTAKE VALVE, THIS MOTOR AND METHOD FOR REDUCING THE SELF-IGNITION TREND OF SUCH ENGINE
US20140352803A1 (en) * 2012-10-02 2014-12-04 Nittan Valve Co., Ltd. Hollow poppet valve
US9175788B2 (en) * 2012-10-02 2015-11-03 Nittan Valve Co., Ltd. Hollow poppet valve
US11300018B2 (en) 2018-03-20 2022-04-12 Nittan Valve Co., Ltd. Hollow exhaust poppet valve
US11536167B2 (en) 2018-11-12 2022-12-27 Nittan Valve Co., Ltd. Method for manufacturing engine poppet valve
US11850690B2 (en) 2020-03-30 2023-12-26 Nittan Corporation Method for manufacturing engine poppet valve

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