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.)
Pont a Mousson SA
Original Assignee
Founderies de Pont a Mousson SA
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Filing date
Publication date
Application filed by Founderies de Pont a Mousson SAfiledCriticalFounderies de Pont a Mousson SA
Application grantedgrantedCritical
Publication of FR817651ApublicationCriticalpatent/FR817651A/en
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D9/00—Bending tubes using mandrels or the like
B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
B21D9/03—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR817651D1936-05-141936-05-14
Manufacturing process of curved tubular elements and elements obtained by this process
ExpiredFR817651A
(en)