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HANS WEIRICH
Original Assignee
HANS WEIRICH
Publication date
Priority to DEW90652DpriorityCriticalpatent/DE592614C/en
Application grantedgrantedCritical
Publication of DE592614CpublicationCriticalpatent/DE592614C/en
B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Molds, Cores, And Manufacturing Methods Thereof
(AREA)
Description
Hierzu 1 Blatt Zeichnungen1 sheet of drawings
Claims (1)
Patentanspruch:Claim:Vorrichtung zur Herstellung von gegossenen, mit Stahlstangen zu verspannenden
hohlen Propellerfiügeln aus Leichtmetall, dadurdh gekennzeichnet, daß die
einzelnen Kerne in der Mitte der zur Abstützung dienenden und mit Abstufungen versehenen Kernmarken geteilt sind.Device for the production of cast steel bars to be braced
hollow propeller blades made of light metal, characterized by the fact that the
individual cores are divided in the middle of the core marks, which are used for support and are provided with gradations.
DEW90652D
Device for the production of cast hollow propeller blades made of light metal to be braced with steel rods
ExpiredDE592614C
(en)