FR1190921A - Self-closing shell device - Google Patents

Self-closing shell device

Info

Publication number
FR1190921A
FR1190921A FR1190921DA FR1190921A FR 1190921 A FR1190921 A FR 1190921A FR 1190921D A FR1190921D A FR 1190921DA FR 1190921 A FR1190921 A FR 1190921A
Authority
FR
France
Prior art keywords
self
shell device
closing shell
closing
shell
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
Other languages
French (fr)
Inventor
Georges Krementchoutzky
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 filed Critical
Application granted granted Critical
Publication of FR1190921A publication Critical patent/FR1190921A/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
    • B22C9/06—Permanent moulds for shaped castings
    • B22C9/062—Mechanisms for locking or opening moulds

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1190921D 1958-01-29 1958-01-29 Self-closing shell device Expired FR1190921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1190921T 1958-01-29

Publications (1)

Publication Number Publication Date
FR1190921A true FR1190921A (en) 1959-10-15

Family

ID=9666599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1190921D Expired FR1190921A (en) 1958-01-29 1958-01-29 Self-closing shell device

Country Status (1)

Country Link
FR (1) FR1190921A (en)

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