公开(公告)号：US20130196274A1

公开(公告)日：2013-08-01

申请号：US13741270

申请日：2013-01-14

申请人： Broco, Inc.

发明人： David Dean McComb ,  George Ray Hirvela

IPC分类号： F23D14/44 ,  B23K7/10

CPC分类号： F23D14/44 ,  B23K7/10 ,  B23K9/0061 ,  B23K9/013

摘要： A underwater cutting torch having a control valve assembly, a check valve assembly and a torch head all positioned within a housing. The control valve assembly and check valve assembly include a passageway for gasses to flow that includes a coupler formed of PTFE material to inhibit combustion within the handle of the underwater cutting torch.

摘要翻译： 具有控制阀组件，止回阀组件和全部定位在壳体内的割炬头的水下割炬。 控制阀组件和止回阀组件包括用于气体流动的通道，该通道包括由PTFE材料形成的耦合器，以阻止在水下切割割炬的手柄内的燃烧。

公开(公告)号：US09933158B2

公开(公告)日：2018-04-03

申请号：US13741270

申请日：2013-01-14

申请人： Broco, Inc.

发明人： David Dean McComb ,  George Ray Hirvela

IPC分类号： F23D14/44 ,  B23K7/10 ,  B23K9/00 ,  B23K9/013

CPC分类号： F23D14/44 ,  B23K7/10 ,  B23K9/0061 ,  B23K9/013

摘要： A underwater cutting torch having a control valve assembly, a check valve assembly and a torch head all positioned within a housing. The control valve assembly and check valve assembly include a passageway for gasses to flow that includes a coupler formed of PTFE material to inhibit combustion within the handle of the underwater cutting torch.

公开(公告)号：US10260291B2

公开(公告)日：2019-04-16

申请号：US15499766

申请日：2017-04-27

申请人： Broco, Inc.

发明人： George Ray Hirvela ,  Johnson Mac

IPC分类号： B23K37/00 ,  E21B17/10 ,  E21B19/00 ,  B23K37/053 ,  B23K9/04

摘要： A hard banding apparatus for pipes and other drilling tools. The hard banding apparatus has a floating weld box that moves in response to the shape of the item to be welded. The apparatus can include a drive roller assembly and lift mechanisms that lift and move the weld box or housing to a desired height.

公开(公告)号：US20170314340A1

公开(公告)日：2017-11-02

申请号：US15499766

申请日：2017-04-27

申请人： Broco, Inc.

发明人： George Ray Hirvela ,  Johnson Mac

IPC分类号： E21B17/10 ,  B23K9/173 ,  B23K9/00 ,  B23K9/028 ,  E21B19/00 ,  B23K9/32

CPC分类号： E21B17/1085 ,  B23K9/048 ,  E21B19/00

摘要： A hard banding apparatus for pipes and other drilling tools. The hard banding apparatus has a floating weld box that moves in response to the shape of the item to be welded. The apparatus can include a drive roller assembly and lift mechanisms that lift and move the weld box or housing to a desired height.

公开(公告)号：USD783283S1

公开(公告)日：2017-04-11

申请号：US29443195

申请日：2013-01-14

申请人： BROCO, INC.

设计人： David Dean McComb ,  George Ray Hirvela