-
公开(公告)号：US09726466B2
公开(公告)日：2017-08-08
申请号：US14621982
申请日：2015-02-13
申请人： DMD Systems LLC
发明人： Darren Naud , John David Thomas
CPC分类号： F42B4/16 , F42B12/42 , F42B12/48 , F42B33/0207 , F42B33/04
摘要： A concussion device for creating a low level of smoke and a selectively tuned low-toned sound, the device including a structure having a cavity, the cavity having a top opening; a first energetic charge disposed in a bottom portion of the cavity; and a member removably secured to the structure within the cavity and partially overlying the first energetic charge.
-
公开(公告)号：US20190063886A1
公开(公告)日：2019-02-28
申请号：US15685835
申请日：2017-08-24
申请人： DMD Systems, LLC
发明人： Darren Naud , John David Thomas
摘要： A pyrotechnic projectile including an aerial shell, the aerial shell including at least one combustible layer of material; the at least one layer surrounding and containing at least one pyrotechnic effect and a dispersive explosive charge; the at least one combustible layer including a combustible material configured to burn substantially throughout the at least one layer; and wherein the at least one combustible layer is configured to burn through a thickness at a preselected rate to thereby ignite the dispersive explosive charge.
-
公开(公告)号：US20150233686A1
公开(公告)日：2015-08-20
申请号：US14703452
申请日：2015-05-04
申请人： DMD Systems LLC
发明人： Darren Naud
摘要： A pyrotechnic device including a combustion chamber including a wall, the combustion chamber containing combustible powder; an ignition source adapted to ignite said combustible powder within said combustion chamber; wherein the wall of the combustion chamber is adapted to burst at a predetermined pressure caused by combustion of the combustible powder; wherein the combustion chamber is disposed within a launch structure beneath a projectile and wherein a preselected amount of free space volume is disposed between said combustion chamber and said projectile.
摘要翻译： 一种烟火装置，包括包括壁的燃烧室，所述燃烧室容纳可燃粉末; 点燃源，其适于点燃所述燃烧室内的所述可燃粉末; 其中所述燃烧室的壁适于以由所述可燃粉末的燃烧引起的预定压力爆裂; 其中所述燃烧室设置在射弹下方的发射结构内，并且其中预定量的自由空间体积设置在所述燃烧室和所述射弹之间。
-
公开(公告)号：US20200096299A1
公开(公告)日：2020-03-26
申请号：US16139082
申请日：2018-09-23
申请人： DMD Systems, LLC
发明人： Darren Naud , Martin Forest Naud
摘要： A projectile launch container configured to propel one or more projectiles associated with pyrotechnic effects including a gas flow insert comprising a first face and a second face, the gas flow insert configured to be placed within the projectile launch container, the first face configured to underlie the projectiles and the second face configured to overlie a lift charge; the gas flow insert including a plurality of gas flow openings each fluidly connected to one or more gas flow channels that extend at least substantially axially to the launch container between the first and second faces, the plurality of gas flow openings on each of the first and second faces configured to control a flow of gases from an exploding lift charge entering the second face and exiting the first face; wherein the gas flow insert is configured to remain within the projectile launch container following detonation of the lift charge.
-
公开(公告)号：US20170292819A1
公开(公告)日：2017-10-12
申请号：US15624122
申请日：2017-06-15
申请人： DMD Systems, LLC
发明人： Darren Naud , John David Thomas
CPC分类号： F42B4/16 , F42B12/42 , F42B12/48 , F42B33/0207 , F42B33/04
摘要： A method of producing a concussion device including providing a structure including a cavity, the cavity having a top opening; providing a first energetic charge disposed in a bottom portion of the cavity; providing an elongated member having a length, a width, and a thickness, with the length being greater than both the width and the thickness of the elongated member, the elongated member removably secured to the structure within the cavity and at least partially overlying the first energetic charge.
-
公开(公告)号：US20160238360A1
公开(公告)日：2016-08-18
申请号：US14621982
申请日：2015-02-13
申请人： DMD Systems LLC
发明人： Darren Naud , John David Thomas
CPC分类号： F42B4/16 , F42B12/42 , F42B12/48 , F42B33/0207 , F42B33/04
摘要： A concussion device for creating a low level of smoke and a selectively tuned low-toned sound, the device including a structure having a cavity, the cavity having a top opening; a first energetic charge disposed in a bottom portion of the cavity; and a member removably secured to the structure within the cavity and partially overlying the first energetic charge.
摘要翻译： 一种用于产生低水平烟雾和选择性调谐的低调音的脑震荡装置，该装置包括具有空腔的结构，腔体具有顶部开口; 设置在所述空腔的底部中的第一能量电荷; 以及可移除地固定到空腔内的结构并部分地覆盖第一能量电荷的构件。
-
公开(公告)号：US10775139B2
公开(公告)日：2020-09-15
申请号：US16278079
申请日：2019-02-16
申请人： DMD Systems, LLC
发明人： Darren Naud
摘要： An aerial shell comprising at least one combustible layer of combustible material, the at least one combustible layer including an outermost combustible layer surrounding the at least one combustible layer, the outermost combustible layer configured to ignite on substantially an entire outer surface, the outermost combustible layer including a relatively higher combustion rate than the at least one combustible layer; the at least one combustible layer including an innermost combustible layer surrounding and containing at least one pyrotechnic effect and a dispersive explosive charge; the at least one pyrotechnic effect is preferentially disposed with respect to the innermost combustible layer at least one of immediately adjacent including integral with an inner surface of the innermost combustible layer and spaced away from the inner surface of the innermost combustible layer; the at least one combustible layer configured to burn substantially throughout the at least one combustible layer.
-
公开(公告)号：US20190368844A1
公开(公告)日：2019-12-05
申请号：US16278079
申请日：2019-02-16
申请人： DMD Systems, LLC
发明人： Darren Naud
摘要： An aerial shell comprising at least one combustible layer of combustible material, the at least one combustible layer including an outermost combustible layer surrounding the at least one combustible layer, the outermost combustible layer configured to ignite on substantially an entire outer surface, the outermost combustible layer including a relatively higher combustion rate than the at least one combustible layer; the at least one combustible layer including an innermost combustible layer surrounding and containing at least one pyrotechnic effect and a dispersive explosive charge; the at least one pyrotechnic effect is preferentially disposed with respect to the innermost combustible layer at least one of immediately adjacent including integral with an inner surface of the innermost combustible layer and spaced away from the inner surface of the innermost combustible layer; the at least one combustible layer configured to burn substantially throughout the at least one combustible layer.
-
公开(公告)号：US09217624B2
公开(公告)日：2015-12-22
申请号：US14703452
申请日：2015-05-04
申请人： DMD Systems LLC
发明人： Darren Naud
摘要： A pyrotechnic device including a combustion chamber including a wall, the combustion chamber containing combustible powder; an ignition source adapted to ignite said combustible powder within said combustion chamber; wherein the wall of the combustion chamber is adapted to burst at a predetermined pressure caused by combustion of the combustible powder; wherein the combustion chamber is disposed within a launch structure beneath a projectile and wherein a preselected amount of free space volume is disposed between said combustion chamber and said projectile.
摘要翻译： 一种烟火装置，包括包括壁的燃烧室，所述燃烧室容纳可燃粉末; 点燃源，其适于点燃所述燃烧室内的所述可燃粉末; 其中所述燃烧室的壁适于以由所述可燃粉末的燃烧引起的预定压力爆裂; 其中所述燃烧室设置在射弹下方的发射结构内，并且其中预定量的自由空间体积设置在所述燃烧室和所述射弹之间。
-
公开(公告)号：US10267606B2
公开(公告)日：2019-04-23
申请号：US15685835
申请日：2017-08-24
申请人： DMD Systems, LLC
发明人： Darren Naud , John David Thomas
摘要： A pyrotechnic projectile including an aerial shell, the aerial shell including at least one combustible layer of material; the at least one layer surrounding and containing at least one pyrotechnic effect and a dispersive explosive charge; the at least one combustible layer including a combustible material configured to burn substantially throughout the at least one layer; and wherein the at least one combustible layer is configured to burn through a thickness at a preselected rate to thereby ignite the dispersive explosive charge.
-
-
-
-
-
-
-
-
-
搜索结果
11 条记录 (耗时 0.011 秒)