DE3064868D1 - Method of forming valve lifters - Google Patents

Method of forming valve lifters

Info

Publication number
DE3064868D1
DE3064868D1 DE8080101020T DE3064868T DE3064868D1 DE 3064868 D1 DE3064868 D1 DE 3064868D1 DE 8080101020 T DE8080101020 T DE 8080101020T DE 3064868 T DE3064868 T DE 3064868T DE 3064868 D1 DE3064868 D1 DE 3064868D1
Authority
DE
Germany
Prior art keywords
valve lifters
forming valve
forming
lifters
valve
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
DE8080101020T
Other languages
English (en)
Inventor
David T Smith
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3064868D1 publication Critical patent/DE3064868D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
DE8080101020T 1979-03-02 1980-02-29 Method of forming valve lifters Expired DE3064868D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/017,021 US4251273A (en) 1979-03-02 1979-03-02 Method of forming valve lifters

Publications (1)

Publication Number Publication Date
DE3064868D1 true DE3064868D1 (en) 1983-10-27

Family

ID=21780288

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080101020T Expired DE3064868D1 (en) 1979-03-02 1980-02-29 Method of forming valve lifters

Country Status (4)

Country Link
US (1) US4251273A (de)
EP (1) EP0015520B1 (de)
JP (1) JPS55119105A (de)
DE (1) DE3064868D1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552719A (en) * 1980-12-03 1985-11-12 N.D.C. Co., Ltd. Method of sintering stainless steel powder
GB2153850B (en) * 1984-02-07 1987-08-12 Nippon Piston Ring Co Ltd Method of manufacturing a camshaft
US4907330A (en) * 1987-06-04 1990-03-13 Ngk Spark Plug Co., Ltd. Sintered body assembly formed from a plurality of independent compacts and method of producing same
DE3727571A1 (de) * 1987-08-19 1989-03-02 Ringsdorff Werke Gmbh Verfahren zur pulvermetallurgischen herstellung von nocken
WO1989012112A1 (en) * 1988-05-30 1989-12-14 Kawasaki Steel Corporation SINTERED MAGNETIC Fe-Co MATERIAL AND PROCESS FOR ITS PRODUCTION
US5071333A (en) * 1988-07-25 1991-12-10 Hughes Aircraft Company Apparatus for forming a powder metal mirror
DE3828635A1 (de) * 1988-08-24 1990-03-08 Daimler Benz Ag Verfahren zum herstellen von tassenstoesseln fuer hubkolbenmaschinen
JPH02232304A (ja) * 1989-03-06 1990-09-14 Sanyo Special Steel Co Ltd 耐食耐熱耐摩部材の製造方法およびその製品部材
US5711187A (en) * 1990-10-08 1998-01-27 Formflo Ltd. Gear wheels rolled from powder metal blanks and method of manufacture
JP2679428B2 (ja) * 1991-03-18 1997-11-19 三菱電機株式会社 消音換気装置
ATE195276T1 (de) * 1992-12-21 2000-08-15 Stackpole Ltd Verfahren zur herstellung von lagern
JPH09511546A (ja) * 1994-02-07 1997-11-18 スタックポール リミテッド 高密度焼結合金
JPH07317510A (ja) * 1994-05-30 1995-12-05 Fuji Oozx Inc エンジン用タペットの製造方法
JPH0860205A (ja) * 1994-08-24 1996-03-05 Fuji Oozx Inc 内燃機関用タペットの製造方法
ES2162872T3 (es) * 1995-01-17 2002-01-16 Sumitomo Electric Industries Procedimiento para la produccion de piezas sinterizadas a base de hierro tratadas termicamente.
US5872322A (en) * 1997-02-03 1999-02-16 Ford Global Technologies, Inc. Liquid phase sintered powder metal articles
US6126894A (en) * 1999-04-05 2000-10-03 Vladimir S. Moxson Method of producing high density sintered articles from iron-silicon alloys
US7530339B2 (en) * 2003-10-29 2009-05-12 Jerry Burnham Of C & B Aviation Durable valve lifter for combustion engines and methods of making same
US7086361B2 (en) * 2003-10-29 2006-08-08 Jerry Burnham Durable valve lifter for combustion engines and methods of making same
US20090095436A1 (en) * 2007-10-11 2009-04-16 Jean-Louis Pessin Composite Casting Method of Wear-Resistant Abrasive Fluid Handling Components
KR100841173B1 (ko) * 2008-02-29 2008-06-24 김도아 밸브용 실란트 피팅과 그 제조방법
CN104972127B (zh) * 2015-07-02 2017-03-08 东睦新材料集团股份有限公司 一种粉末冶金打击块的制备方法
CN110293227B (zh) * 2019-07-11 2021-12-03 中国航发北京航空材料研究院 一种带包套的粉末高温合金锭坯的反挤压制备方法及模具

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2670281A (en) * 1949-10-14 1954-02-23 American Wheelabrator & Equipm Steel shot for blast cleaning, blast peening, and the like
US3078194A (en) * 1955-06-23 1963-02-19 Earl A Thompson Tappet with cast iron base and tubular steel body
US2861908A (en) * 1955-11-30 1958-11-25 American Steel Foundries Alloy steel and method of making
US3060560A (en) * 1959-01-12 1962-10-30 Int Harvester Co Method for cold extruding high density articles from ferrous metal powder
US3110586A (en) * 1961-07-20 1963-11-12 Lukens Steel Co High strength normalized steel
GB1009425A (en) * 1961-11-30 1965-11-10 Birmingham Small Arms Co Ltd Improvements in or relating to metal powders and articles produced therefrom
US3255513A (en) * 1962-08-17 1966-06-14 Gen Motors Corp Method of making a valve lifiter
US3198182A (en) * 1962-08-17 1965-08-03 Gen Motors Corp Valve lifter
US3690959A (en) * 1966-02-24 1972-09-12 Lamb Co F Jos Alloy,article of manufacture,and process
GB1228421A (de) * 1968-03-13 1971-04-15
GB1225582A (de) * 1968-03-29 1971-03-17
JPS5326207A (en) * 1976-08-23 1978-03-10 Federal Mogul Corp Process for production of casting product of powdered metal

Also Published As

Publication number Publication date
US4251273A (en) 1981-02-17
JPS55119105A (en) 1980-09-12
EP0015520B1 (de) 1983-09-21
EP0015520A1 (de) 1980-09-17

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee