GB1537078A - Vacuum sealed foundry moulding box assemblies - Google Patents

Vacuum sealed foundry moulding box assemblies

Info

Publication number
GB1537078A
GB1537078A GB1534176A GB1534176A GB1537078A GB 1537078 A GB1537078 A GB 1537078A GB 1534176 A GB1534176 A GB 1534176A GB 1534176 A GB1534176 A GB 1534176A GB 1537078 A GB1537078 A GB 1537078A
Authority
GB
United Kingdom
Prior art keywords
box
vacuum sealed
foundry moulding
moulding box
box assemblies
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
GB1534176A
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.)
Tilghman Wheelabrator Ltd
Original Assignee
Tilghman Wheelabrator Ltd
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 Tilghman Wheelabrator Ltd filed Critical Tilghman Wheelabrator Ltd
Priority to GB1534176A priority Critical patent/GB1537078A/en
Publication of GB1537078A publication Critical patent/GB1537078A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/03—Sand moulds or like moulds for shaped castings formed by vacuum-sealed moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/06—Core boxes
    • B22C7/062—Sealing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)

Abstract

1537078 Foundry moulding TILGHMAN WHEELABRATOR Ltd 6 April 1977 [14 April 1976] 15341/76 Heading B3G An assembly in which mould material, e.g. sand, is subjected to vacuum in a mould box 3 includes a support box 1 on which is mounted the mould box and a pattern board 2 carrying a pattern, not shown, there being elastomeric air-tight sealing means 7 between the parts. As shown, the means 7 comprises a T-section strip with an enlargement 10; alternatively an L-section strip may be used. The box 1 rests on a vibratory table 4 and has an air inlet/outlet pipe 6.
GB1534176A 1977-04-06 1977-04-06 Vacuum sealed foundry moulding box assemblies Expired GB1537078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1534176A GB1537078A (en) 1977-04-06 1977-04-06 Vacuum sealed foundry moulding box assemblies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1534176A GB1537078A (en) 1977-04-06 1977-04-06 Vacuum sealed foundry moulding box assemblies

Publications (1)

Publication Number Publication Date
GB1537078A true GB1537078A (en) 1978-12-29

Family

ID=10057406

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1534176A Expired GB1537078A (en) 1977-04-06 1977-04-06 Vacuum sealed foundry moulding box assemblies

Country Status (1)

Country Link
GB (1) GB1537078A (en)

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Legal Events

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