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GB2178982B - Method of producing heavy-duty lift valves for internal combustion engines - Google Patents
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GB2178982B - Method of producing heavy-duty lift valves for internal combustion engines - Google Patents

Method of producing heavy-duty lift valves for internal combustion engines

Info

Publication number
GB2178982B
GB2178982B GB8612823A GB8612823A GB2178982B GB 2178982 B GB2178982 B GB 2178982B GB 8612823 A GB8612823 A GB 8612823A GB 8612823 A GB8612823 A GB 8612823A GB 2178982 B GB2178982 B GB 2178982B
Authority
GB
United Kingdom
Prior art keywords
internal combustion
combustion engines
lift valves
producing heavy
duty lift
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
GB8612823A
Other versions
GB8612823D0 (en
GB2178982A (en
Inventor
Bernd Baitz
Udo Stromer
Thomas Linzen
Axel Jahoda
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.)
SCHWERMASCH LIEBKNECHT VEB K
Original Assignee
SCHWERMASCH LIEBKNECHT VEB K
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 SCHWERMASCH LIEBKNECHT VEB K filed Critical SCHWERMASCH LIEBKNECHT VEB K
Publication of GB8612823D0 publication Critical patent/GB8612823D0/en
Publication of GB2178982A publication Critical patent/GB2178982A/en
Application granted granted Critical
Publication of GB2178982B publication Critical patent/GB2178982B/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
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • F01L3/04—Coated valve members or valve-seats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
    • B23P15/002—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings poppet valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Forging (AREA)
GB8612823A 1985-08-09 1986-05-27 Method of producing heavy-duty lift valves for internal combustion engines Expired GB2178982B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD27950285A DD239961A1 (en) 1985-08-09 1985-08-09 METHOD FOR PRODUCING HIGH-APPLY LIFTING VALVES FOR INTERNAL COMBUSTION ENGINES

Publications (3)

Publication Number Publication Date
GB8612823D0 GB8612823D0 (en) 1986-07-02
GB2178982A GB2178982A (en) 1987-02-25
GB2178982B true GB2178982B (en) 1989-08-02

Family

ID=5570368

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8612823A Expired GB2178982B (en) 1985-08-09 1986-05-27 Method of producing heavy-duty lift valves for internal combustion engines

Country Status (3)

Country Link
DD (1) DD239961A1 (en)
DE (1) DE3614185A1 (en)
GB (1) GB2178982B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19746235A1 (en) * 1996-11-02 1998-05-07 Volkswagen Ag Poppet valve manufacturing method for vehicle engine
DE102008037747A1 (en) * 2008-08-14 2010-02-18 Märkisches Werk GmbH bimetal
DE102011056480A1 (en) * 2011-12-15 2013-06-20 Gesenkschmiede Schneider Gmbh Method for producing a formed metallic workpiece with armor
DE102021106647A1 (en) 2021-03-18 2022-09-22 Federal-Mogul Valvetrain Gmbh Armored poppet valve and method for its manufacture

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB593709A (en) * 1944-04-22 1947-10-23 Eaton Mfg Co Improvements in the manufacture of composite metallic poppet valves
GB607205A (en) * 1944-03-31 1948-08-26 Eaton Mfg Co Improvements in or relating to construction of composite metal articles
GB701753A (en) * 1950-04-29 1953-12-30 Teves Gmbh Alfred An improved process for the manufacture of exhaust valve heads for combustion engines
GB818196A (en) * 1957-01-26 1959-08-12 Austin Motor Co Ltd Manufacture of poppet valves for internal combustion engines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1826549A (en) * 1924-07-09 1931-10-06 Rich Tool Company Process of making composite valves
DE522326C (en) * 1928-05-09 1931-04-07 Meccanica G Zanzi Off Valve for internal combustion engines
US2431853A (en) * 1945-12-29 1947-12-02 Thompson Prod Inc Method of making composite poppet valves
DE2653729C3 (en) * 1976-11-26 1980-11-27 Krupp Mak Maschinenbau Gmbh, 2300 Kiel Process for the production of waterproof, corrosion-resistant coatings
DE3205183A1 (en) * 1982-02-13 1983-08-25 Gesenkschmiede Schneider Gmbh, 7080 Aalen Method of producing a mushroom valve
DE3305448A1 (en) * 1983-02-17 1984-08-23 Gesenkschmiede Schneider Gmbh, 7080 Aalen Process for the production of a construction element
DD216187A1 (en) * 1983-06-21 1984-12-05 Skl Magdeburg Veb ARRANGEMENT FOR EXPLOSIVATING A SUPPLEMENTAL BODY ON A LIFTING VALVE

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB607205A (en) * 1944-03-31 1948-08-26 Eaton Mfg Co Improvements in or relating to construction of composite metal articles
GB593709A (en) * 1944-04-22 1947-10-23 Eaton Mfg Co Improvements in the manufacture of composite metallic poppet valves
GB701753A (en) * 1950-04-29 1953-12-30 Teves Gmbh Alfred An improved process for the manufacture of exhaust valve heads for combustion engines
GB818196A (en) * 1957-01-26 1959-08-12 Austin Motor Co Ltd Manufacture of poppet valves for internal combustion engines

Also Published As

Publication number Publication date
DD239961A1 (en) 1986-10-15
GB8612823D0 (en) 1986-07-02
GB2178982A (en) 1987-02-25
DE3614185A1 (en) 1987-02-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee