DE68904994D1 - Gegenschwerkraft-giesseinrichtung. - Google Patents

Gegenschwerkraft-giesseinrichtung.

Info

Publication number
DE68904994D1
DE68904994D1 DE8989304689T DE68904994T DE68904994D1 DE 68904994 D1 DE68904994 D1 DE 68904994D1 DE 8989304689 T DE8989304689 T DE 8989304689T DE 68904994 T DE68904994 T DE 68904994T DE 68904994 D1 DE68904994 D1 DE 68904994D1
Authority
DE
Germany
Prior art keywords
casting device
gravity casting
counter gravity
counter
gravity
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
DE8989304689T
Other languages
English (en)
Other versions
DE68904994T2 (de
Inventor
Paul H Hafer
Bradley W Hanson
Jeffrey D Porter
Smith, Jr
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation 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 Motors Liquidation Co filed Critical Motors Liquidation Co
Publication of DE68904994D1 publication Critical patent/DE68904994D1/de
Application granted granted Critical
Publication of DE68904994T2 publication Critical patent/DE68904994T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00—Pressure casting; Vacuum casting
    • B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Sealing Material Composition (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE8989304689T 1988-06-24 1989-05-09 Gegenschwerkraft-giesseinrichtung. Expired - Fee Related DE68904994T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/211,020 US4828011A (en) 1988-06-24 1988-06-24 Countergravity casting apparatus

Publications (2)

Publication Number Publication Date
DE68904994D1 true DE68904994D1 (de) 1993-04-01
DE68904994T2 DE68904994T2 (de) 1993-06-17

Family

ID=22785277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989304689T Expired - Fee Related DE68904994T2 (de) 1988-06-24 1989-05-09 Gegenschwerkraft-giesseinrichtung.

Country Status (6)

Country Link
US (1) US4828011A (de)
EP (1) EP0348032B1 (de)
JP (1) JPH0259165A (de)
BR (1) BR8903086A (de)
CA (1) CA1330386C (de)
DE (1) DE68904994T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862946A (en) * 1988-11-23 1989-09-05 General Motors Corporation Vacuum countergravity casting apparatus and method
US5029630A (en) * 1990-07-03 1991-07-09 General Motors Corporation Differential pressure, countergravity casting apparatus using a vertically parted mold stack clamp mechanism
US5044420A (en) * 1990-08-13 1991-09-03 General Motors Corporation Vacuum-assisted, countergravity casting apparatus and method
US5035277A (en) * 1991-01-25 1991-07-30 General Motors Corporation Counter gravity casting apparatus
US5062467A (en) * 1991-05-10 1991-11-05 General Motors Corporation Vacuum countergravity casting apparatus and method
GB2313396B (en) * 1996-04-18 2000-08-30 Acimex Fall arrest device
DE112006000461T5 (de) * 2005-02-22 2008-03-13 Milwaukee School Of Engineering, Milwaukee Gießverfahren
WO2012092244A2 (en) 2010-12-29 2012-07-05 Android Industries Llc Working tank with vacuum assist
CN109261938A (zh) * 2017-07-17 2019-01-25 科华控股股份有限公司 真空吸铸吸铸室压型气缸的浮动压紧结构
CN107520411A (zh) * 2017-07-25 2017-12-29 盐城美希密封件有限公司 一种柴油机模具静密封紧固夹紧装置
CN110976814B (zh) * 2019-11-25 2021-07-06 哈尔滨工业大学 一种铝合金汽车架的半连续反重力浇注方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2379401A (en) * 1942-04-16 1945-06-26 American Steel Foundries Method and apparatus for casting metal
US2845669A (en) * 1953-10-12 1958-08-05 Gen Motors Corp Method of casting in shell molds
US2923040A (en) * 1956-07-16 1960-02-02 Aluminum Co Of America Casting process and machine
NL6905546A (de) * 1969-02-28 1970-09-01
US4340108A (en) * 1979-09-12 1982-07-20 Hitchiner Manufacturing Co., Inc. Method of casting metal in sand mold using reduced pressure
US4508157A (en) * 1983-04-15 1985-04-02 Hitchiner Manufacturing Co., Inc. Self-tapping support for shell molds
US4632171A (en) * 1984-09-26 1986-12-30 General Motors Corporation Counter-gravity casting mold
US4641703A (en) * 1985-11-27 1987-02-10 General Motors Corporation Countergravity casting mold and core assembly
US4616691A (en) * 1985-12-09 1986-10-14 General Motors Corporation Countergravity casting apparatus
US4658880A (en) * 1985-12-09 1987-04-21 General Motors Corporation Countergravity casting apparatus
US4745962A (en) * 1987-07-27 1988-05-24 General Motors Corporation Countergravity casting apparatus
US4932461A (en) * 1988-01-25 1990-06-12 General Motors Corporation Countergravity casting apparatus

Also Published As

Publication number Publication date
BR8903086A (pt) 1990-03-06
JPH0314543B2 (de) 1991-02-27
EP0348032A3 (de) 1991-03-13
CA1330386C (en) 1994-06-28
JPH0259165A (ja) 1990-02-28
EP0348032A2 (de) 1989-12-27
EP0348032B1 (de) 1993-02-24
US4828011A (en) 1989-05-09
DE68904994T2 (de) 1993-06-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee