Invention Grant
US06763524B2 Titanium wire face guard 有权
钛丝护面

Titanium wire face guard
Abstract:
A method of making a face mask including the steps of providing a plurality of lengths of Grade 2, commercially pure titanium wire, having a diameter of from about 0.21 to about 0.24 inches; forming each length at room temperature to a desired bend angle by bending the member at room temperature using rotary bending apparatus to a first bend angle that is from about 1.25 to about 1.35 times greater than the desired bend angle; and welding each of the thus formed lengths to at least one other of the lengths in an ambient, oxygen containing environment.
Public/Granted literature
Information query
Patent Agency Ranking
0/0