The punch thus obtained is comprised of a hollow body with thin walls having a high mechanical strength.
This device comprises an enchased punch (3), provided with a ring (12) at the inner end thereof, said ring having a projecting face.
A punch (9) for forming into a fastener head an open-ended slot, having a body portion (10) and a working tongue (12) which tongue imparts the configuration of the slot.
A die (50) for supporting the fastener head having a body portion (51), a bore (55) located within the body portion for receiving the fastener blank to be worked by the punch.
Either or both of the punch (7) and anvil opening (3) are devoid of a sharp edge adjacent that end of the respective shank region (20, 16) which is remote from the respective enlarged head region (19, 17).
He deposited his hallmark in 1772, with his son David in 1795 and with David and Samuel in 1802.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k, -2000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k, -2000k,
Traduction Translation Traducción Übersetzung Tradução Traduzione Traducere Vertaling Tłumaczenie Mετάφραση Oversættelse Översättning Käännös Aistriúchán Traduzzjoni Prevajanje Vertimas Tõlge Preklad Fordítás Tulkojumi Превод Překlad Prijevod 翻訳 번역 翻译 Перевод