Welding Helmet Abstract A protective welding lens assembly for use as the eyepiece of a welding helmet. The lens assembly utilizes a liquid crystal light shutter together with an electrical circuit adapted to change the light shutter from a uniform l...
Welding Helmet Abstract A protective welding lens assembly is shown, as for use in the eye piece of a welding helmet, utilizing a liquid crystal together with an electrical circuit which applies a suitable electrical potential to the liquid crystal t...
Welding Helmet Abstract A welders helmet having means to reduce the level of noise reaching a welders ears when the helmet is positioned for welding. The helmet is characterized by the fact that the sound reducing means while fixed to the helmet does...
Welding Helmet Abstract An improved arc welders helmet and window assembly for protecting the welders face and eyes from sparks and flying particles and also from visual and other radiation emitted from his own work and from other sources about and b...
Welding Helmet Abstract A control system and method for operating a welding helmet liquid crystal light shutter wherein opening of the liquid crystal light shutter is delayed by two or three seconds after a welding arc is extinguished to permit the w...
Welding Helmet Abstract A protective welding lens assembly for use as the eyepiece of a welding helmet in which the lens assembly can be changed from a light-transmitting condition to an essentially opaque condition of very small light transmission,...
Welding Helmet Abstract A welding helmet comprising a face protective hood, a head-band, the hood pivoting on the head-band upwardly and downwardly, and a stop assembly for stopping the hood from pivoting downwardly beyond a position in which its vie...
Welding Helmet Abstract A welding helmet is fitted with two lenses, one tinted and one relatively clear. The tinted lens is mounted forward of the eyes of the viewer and the clear lens extends obliquely away from the tinted lens towards the face of t...
Welding Helmet Abstract Disclosed is a welding helmet that provides two levels of protection to the eyes and face of the helmet user. The helmet comprises a protective shell having an opaque front wall extending in the front of the face of the wearer...
Welding Helmet Abstract An automatic rotatable welding helmet for TIG and MIG electric arc welding systems having safety means preventing the arc cycle from commencing until the helmet is in the fully down position. An arc welding helmet is provided...
Welding Helmet Abstract A welding mask is disclosed comprising an opaque face shield having a viewing opening therein, a filter lens pivoted to the face shield adjacent the viewing opening, moving means to move the filter lens pivoted to the face shi...
Welding Helmet Abstract A welding system with an automatically operated helmet closes the helmets hood, and thus its face mask, before turning on a welding electrode. The system includes an actuator with a piston that mount to the helmets headband an...
Welding Helmet Abstract Within a welding helmet, an easily removable electronic quick change (EQC) cartridge is retained into an integral cartridge housing. The EQC cartridge has slots on its top which can accommodate flanges from the housing, and ta...
Welding Helmet Abstract This invention is focused to overcome the common deficiencies in welders helmets. The welding helmets view window (Mother Window) consists of two (2) smaller view windows. The upper portion of the mother window [22] is a tiny...
Welding Helmet Abstract A welding helmet with an air circulating system that includes a welding hood, a head band assembly, and an air circulating system. The welding hood has an interior face receiving cavity defined by an interior helmet surface. T...
Welding Helmet Abstract A welding helmet includes a shutter assembly with an electronically controlled liquid crystal shutter in a compact housing for physical mounting near the face area of a protective shell. The electronic controls provide for the...
Welding Helmet Abstract A welding helmet includes a removable lens cartridge assembly which is slidingly received by a slot at the front of the welding helmet. The lens cartridge assembly includes a picture frame slot into which a face lens may be fr...