GB2286783B - Non-chipping manufacturing method for a mechanical valve tappet - Google Patents

Non-chipping manufacturing method for a mechanical valve tappet

Info

Publication number
GB2286783B
GB2286783B GB9504009A GB9504009A GB2286783B GB 2286783 B GB2286783 B GB 2286783B GB 9504009 A GB9504009 A GB 9504009A GB 9504009 A GB9504009 A GB 9504009A GB 2286783 B GB2286783 B GB 2286783B
Authority
GB
United Kingdom
Prior art keywords
chipping
manufacturing
mechanical valve
valve tappet
tappet
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 - Fee Related
Application number
GB9504009A
Other versions
GB2286783A (en
GB9504009D0 (en
Inventor
Dieter Schmidt
Michael Zipprath
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.)
INA Waelzlager Schaeffler OHG
Original Assignee
INA Waelzlager Schaeffler OHG
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 INA Waelzlager Schaeffler OHG filed Critical INA Waelzlager Schaeffler OHG
Publication of GB9504009D0 publication Critical patent/GB9504009D0/en
Publication of GB2286783A publication Critical patent/GB2286783A/en
Application granted granted Critical
Publication of GB2286783B publication Critical patent/GB2286783B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/12—Shaping end portions of hollow articles
    • B21K21/14—Shaping end portions of hollow articles closed or substantially-closed ends, e.g. cartridge bottoms
    • 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
    • F01L1/143—Tappets; Push rods for use with overhead camshafts
    • 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
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/205—Adjusting or compensating clearance by means of shims or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
GB9504009A 1994-02-28 1995-02-28 Non-chipping manufacturing method for a mechanical valve tappet Expired - Fee Related GB2286783B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19944406407 DE4406407A1 (en) 1994-02-28 1994-02-28 Process for the non-cutting production of a mechanical valve tappet

Publications (3)

Publication Number Publication Date
GB9504009D0 GB9504009D0 (en) 1995-04-19
GB2286783A GB2286783A (en) 1995-08-30
GB2286783B true GB2286783B (en) 1998-05-13

Family

ID=6511353

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9504009A Expired - Fee Related GB2286783B (en) 1994-02-28 1995-02-28 Non-chipping manufacturing method for a mechanical valve tappet

Country Status (2)

Country Link
DE (1) DE4406407A1 (en)
GB (1) GB2286783B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09295088A (en) * 1996-03-04 1997-11-18 Matsushita Electric Ind Co Ltd Bottomed cylindrical body and its manufacture
EP0843076A1 (en) * 1996-11-14 1998-05-20 Fuji Oozx Inc. Tappet in an internal combustion engine
US5904123A (en) * 1997-05-26 1999-05-18 Ina Walzlager Schaeffler Ohg Mechanical valve tappet

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379626A (en) * 1992-10-12 1995-01-10 Fuji Oozx, Inc. Method of forming a tappet body in an internal combustion engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1949479U (en) * 1965-07-30 1966-11-10 Fiat Spa FOR COMBUSTION MACHINES WITH OVERHEAD CAMSHAFT, TAPPET DESIGN.
DE3149356A1 (en) * 1981-12-12 1983-06-16 INA Wälzlager Schaeffler KG, 8522 Herzogenaurach Method for the production of a valve tappet for internal combustion engines
FR2592436B1 (en) * 1985-12-30 1989-12-08 Inst Francais Du Petrole DEVICE AND METHOD FOR INTRODUCING GAS UNDER PRESSURE INTO A COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE
DE4226760A1 (en) * 1992-08-13 1994-02-17 Opel Adam Ag Valve train for at least two simultaneously operated lift valves

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379626A (en) * 1992-10-12 1995-01-10 Fuji Oozx, Inc. Method of forming a tappet body in an internal combustion engine

Also Published As

Publication number Publication date
GB2286783A (en) 1995-08-30
DE4406407A1 (en) 1995-08-31
GB9504009D0 (en) 1995-04-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070228