发明名称 BATTERING RAM WITH REPLACEABLE HEADS
摘要 A battering ram system includes an elongated tubular body with an open end and a pair of laterally-extending handles that can be grasped for swinging the body against a door to break a door down. Interchangeable impact heads are provided, each having an elongated male section fit into an open end of the body, a flange abutting the end when the male section is in the body, and an operative end configured to generate a desired impact against the door. A retainer threads into the body to retain the head to the body, but still the flange transfers energy to the body from the impact and not the retainer. The plurality of impact heads are particularly shaped for specific different tasks, such as oversize heads for weight and large surface, undersized heads for high force and damage, and wedge-shaped heads for prying/wedging.
申请公布号 US2010170688(A1) 申请公布日期 2010.07.08
申请号 US20090642934 申请日期 2009.12.21
申请人 DELIA KURT J 发明人 DELIA KURT J.
分类号 A62B3/00;B23P11/00;B25D1/14 主分类号 A62B3/00
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