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A welding helmet in use. A welding helmet is a piece of personal protective equipment used by welders to protect the user from concentrated light and flying particles. . Different welding processes need stronger lens shades with auto-darkening filters, while goggles suffice for
Auto darkening welding hood with 90 × 110 mm cartridge and 3.78 × 1.85 in viewing area. Exposure to the brightness of the weld area leads to a condition called arc eye in which ultraviolet light causes inflammation of the cornea and can burn the retinas of the eyes.
Soviet soldiers in SSh-40 helmets at 1945 Victory Parade. The SSh-40 was the most commonly seen in-service helmet used by the Soviet Union during World War II. [citation needed] The only external difference between the SSh-39 and the SSh-40 was the six rivets near the bottom of the helmet, as opposed to the three near the top of the SSh-39 shell.
The company started in 1923 as "Bell Auto Parts," named for its location in Bell, California. [2] [3] Roy Richter began working for Bell Auto Parts in 1933. In 1945, he purchased the store for $1,000. [2] Richter produced his first race car helmets in 1954. The "Bell Helmet Company" was established as a division of Bell Auto Parts in 1956. [2]
The Lightweight Helmet (LWH), also known as the Lightweight Marine Corps Helmet [1] or Lightweight Marine Helmet, is an armored helmet that is used by the United States Marine Corps and U.S. Navy. It is the U.S. Marine Corps' replacement for the PASGT combat helmet and is derived from the Modular Integrated Communications Helmet .
In 1984 it trialled the British Mk. 6, the American PASGT and the Israeli OR402 composite helmets to determine the best characteristics of form, fit and ballistic protection. A concept design was developed and the Barrday Co. of Cambridge, Ontario , received a contract to produce over 2,000 Spectra helmets between 1988 and 1990 for ballistic ...
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