FR1566646A - - Google Patents

Info

Publication number
FR1566646A
FR1566646A FR1566646DA FR1566646A FR 1566646 A FR1566646 A FR 1566646A FR 1566646D A FR1566646D A FR 1566646DA FR 1566646 A FR1566646 A FR 1566646A
Authority
FR
France
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)
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 FR1566646A publication Critical patent/FR1566646A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B22C7/005—Adjustable, sectional, expandable or flexible patterns
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/10—Frogs
    • E01B7/12—Fixed frogs made of one part or composite

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR1566646D 1968-03-26 1968-03-26 Expired FR1566646A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR145398 1968-03-26

Publications (1)

Publication Number Publication Date
FR1566646A true FR1566646A (it) 1969-05-09

Family

ID=8648028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1566646D Expired FR1566646A (it) 1968-03-26 1968-03-26

Country Status (1)

Country Link
FR (1) FR1566646A (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2372931A1 (fr) * 1976-12-03 1978-06-30 Voest Ag Dispositif de liaison d'une pointe de coeur avec des rails de profil normal
FR2411655A1 (fr) * 1977-12-14 1979-07-13 Creusot Loire Perfectionnement au moulage des coeurs de croisement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2372931A1 (fr) * 1976-12-03 1978-06-30 Voest Ag Dispositif de liaison d'une pointe de coeur avec des rails de profil normal
FR2411655A1 (fr) * 1977-12-14 1979-07-13 Creusot Loire Perfectionnement au moulage des coeurs de croisement

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Legal Events

Date Code Title Description
ST Notification of lapse