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.)
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.)
Newman Hender & Co Ltd
Original Assignee
Newman Hender & Co 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 Newman Hender & Co LtdfiledCriticalNewman Hender & Co Ltd
Application grantedgrantedCritical
Publication of FR730607ApublicationCriticalpatent/FR730607A/fr
B22C19/00—Components or accessories for moulding machines
B22C19/06—Devices for rapping or loosening the pattern
B—PERFORMING OPERATIONS; TRANSPORTING
B22—CASTING; POWDER METALLURGY
B22C—FOUNDRY MOULDING
B22C17/00—Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate
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
B22C7/067—Ejector elements
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR730607D1931-05-071932-01-27Procédé et appareil pour dégager les noyaux de leurs boîtes
ExpiredFR730607A
(fr)