Patent · US Active

Underwater torch

US9933158B2 · kind B2 · utility

0Cited by

6References

36Claims

0Family size

Assignee

Broco, Inc. · US

Inventors

David Dean McComb · Highland, US
George Ray Hirvela · Corona, US

Key dates

Filing date	Jan 14, 2013
Grant date	Apr 3, 2018
Priority date	—
Expiry date	Aug 27, 2034

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23K9/013
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.