Nail with expanding section for e.g. expanded concrete
Номер патента: DE4412701A1
Опубликовано: 19-10-1995
Автор(ы): Artur Prof Dr Fischer
Принадлежит: Fischerwerke Artur Fischer GmbH and Co KG
Опубликовано: 19-10-1995
Автор(ы): Artur Prof Dr Fischer
Принадлежит: Fischerwerke Artur Fischer GmbH and Co KG
Реферат: The nail (1) has a head (3) and a pointed tip (7) at opposite ends. The shaft (2) has a longitudinal blind slot (4) located away from the head and containing a slidably mounted wedge-shaped bracing element (5). The slot is U-shaped and becomes progressively shallower towards the tip.The bracing element has a toothed (8) outer surface. The teeth project out of the slot and are pref. sawtooth-shaped, pointing away from the tip. The bracing element outer surface pref. projects progressively more towards the head. It is pref. releasably held by a circumferential retainer (6). The element can optionally be longitudinally arched.
Connector for attaching flat or positive parts for e.g. casting technology, with expanding and adjustable parts
Номер патента: DE19923856A1. Автор: Reiner Rommel. Владелец: Hottinger Maschinenbau GmbH. Дата публикации: 2000-12-21.