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公开(公告)号：US4148257A
公开(公告)日：1979-04-10
申请号：US815346
申请日：1977-07-13
摘要： An explosive cutting device comprising an upper and lower member, each having a charge retaining area and a standoff area, a linear shaped explosive charge contained within each charge retaining area of the upper and lower member, a pair of anti-jet distortion members located on both the upper and lower member thereby defining an opening between the upper and lower member into which a target member to be severed is placed, a fastening means for securing the upper member to the lower member, and means for detonating the linear shaped explosive charge within the upper and lower member.
摘要翻译： 一种爆炸性切割装置，包括具有电荷保持区域和支撑区域的上部和下部构件，包含在上部和下部构件的每个电荷保持区域内的线性炸药，一对防喷射失真构件，位于 上部和下部构件都由此在上部和下部构件之间形成一个开口，待切割的目标构件被放置在该开口中，用于将上部构件固定到下部构件的紧固装置，以及用于引爆内部线性炸药的内部装置 上下成员。
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公开(公告)号：US4180351A
公开(公告)日：1979-12-25
申请号：US909584
申请日：1978-05-25
申请人： Larry M. Orrill , John A. Regalbuto
发明人： Larry M. Orrill , John A. Regalbuto
摘要： Methods and apparatus for severing concrete pilings containing one or more longitudinally extending reinforcing rods are provided. The apparatus is comprised of at least one elongated barrel, a projectile positioned within the barrel, remotely detonatable explosive means attached to the barrel for propelling the projectile through the barrel into contact with the piling and means for clamping the barrel to the piling.
摘要翻译： 提供了用于切断含有一个或多个纵向延伸的加强杆的混凝土桩的方法和装置。 该装置包括至少一个细长的筒体，位于枪管内的抛射体，附接到枪管的远程可爆炸的爆炸装置，用于推动射弹通过枪管与打桩器接触，以及将枪管夹紧到打桩机的装置。
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