Helmet

A helmet (a 15th century loan from Middle French, a diminutive of Frankish helm, from Proto-Germanic *khelmaz, PIE *kelmo- "a cover") is a form of protective clothing worn on the head and usually made of metal or some other hard substance, typically for protection of the head from falling objects or high-speed collisions. Helmets are common in the military, construction, mining and some sports, including American football, baseball, ice hockey and rock climbing. Motorcycle helmets and bicycle helmets are co ...

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Helmet - Heraldry

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Helmet: Encyclopedia - Adrian helmet The M26 Adrian helmet (French term: "Casque Adrian") was a military helmet issued to the French Army during World War I. It was designed when millions of French troops were engaged in trench warfare and head wounds became a significant proportion of battlefield casualties. The helmet was intended to protect the soldier from artillery shell shrapnel from above, hence the deflector crest. Like most helmets of this era, it was never designed to protect from the direct impact of rifle or machine gun bullets. It ...

Helmet: Encyclopedia II - Bicycle helmet - About helmets

Bicycle helmet - How they work. There are two main types of helmet: hard shell and soft/micro shell (no-shell helmets are now rare). In both types impact energy is absorbed as a stiff foam liner is crushed, up to the point where the liner is crushed to its minimum thickness, or the helmet shatters, after which no further energy is absorbed. Collision energy varies with the square of impact speed: a typical helmet will absorb the energy of a fall from a stationary or slow-moving bicycle, an impact speed of around ...

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Bicycle helmet - About helmets

Bicycle helmet - The helmet debate

Helmet: Encyclopedia - Corinthian helmet

The Corinthian helmet (Ancient Greek κόρυς κορινθίη, Modern κάσκα κορινθιακή) was a type of bronze helmet which in its later styles covered the entire head and neck, with slits for the eyes and mouth. A large curved projection protected the nape of the neck, similar to those seen on later Roman and conquistador helmets and the German Stahlhelm. Corinthian helmet - Physical evidence. Apparently (judging from artistic and archaeological evidence) the most popu ...

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Helmet: Encyclopedia II - Helmet - Heraldry

As the coat of arms was originally designed to distinguish combatants on the battlefield or in a tournament, even while covered in armour, it is not surprising that heraldic elements were often also used for the decoration of knightly helmets, while it was also possible to use different elements then on the shield, but equally standardized. Furthermore, it became common to use a helmet (or some other headgear, e.g. a crown) as part of the coat of arms, above the shield, a practice maintained long after her use in reality was ended by ...

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Helmet: Encyclopedia - Bicycle safety

Bicycle safety is the use of practices designed to reduce risk associated with cycling. Some of this subject matter is counter-intuitive: for example, neither bicycle helmets nor cyclepaths have been proven to guarantee improved safety. Bicycle safety - Defining danger. Using one meaning of the word, cycling is not dangerous. There are some injuries and a few very rare fatalities caused to non-cyclists by cyclists, largely due to cycling on the footway, but since this is itself a response to the danger pose ...

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Bicycle safety - Primary safety

Bicycle safety - Safe Cycling

Helmet: Encyclopedia - Headgear

Headgear, headwear or headdress is the name given to any element of clothing which is worn on one's head. Headgear serve a variety of purposes: protection (against impact, cold, heat, rain and other precipitation, glare, sunburn, dust, contaminants, etc.) to keep hair contained or tidy decoration or fashion religious purposes modesty; social convention disguising baldness distinction; a badge of office Headgear - Overview of he ...

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Headgear - Overview of headgear types

Headgear - Purpose of headgear

Headgear - Headgear etiquette

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Helmet: Encyclopedia - Cantonese opera

Cantonese opera (粵劇, pinyin: Yuèjù, yuet kek or 神功戲) is one of the major Chinese opera categories, originating in southern China's Cantonese culture. It is popular in Guangdong, Guangxi, Hong Kong, Macau, Singapore and Malaysia. Like all versions of Chinese opera, it is a traditional Chinese art form, involving music, singing, martial arts, acrobatics, and acting. Cantonese opera - History. There is a debate about the origins of Cantonese opera, but it is universally accepted that Cantone ...

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Helmet: Encyclopedia - Viking

The name Viking is a borrowed word from the native Scandinavian term for the Norse warriors who raided the coasts of Scandinavia, the British Isles, and other parts of Europe from the late 8th century to the 11th century. Vikings traveled to the west and Varangians, who were best known as the Varangian Guards of the Byzantine emperors, to the east. This period of European history (generally dated to 793 - 1066 AD) is often referred to as the Viking Age. The word “Viking” was introduced to the English language with ro ...

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Viking - Myths about Vikings

Viking - Bibliography

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Helmet: Encyclopedia - Cervelliere

The cervelliere is a round, close-fitting steel skull cap. It was worn as a helmet during the medieval period. It was first introduced during the late 13th century and was usually worn under a great helm. However the helmet continued to evolve and by the 1330's had evolved completely into the bascinet Other related archives13th century, bascinet, great helm, helmet, medieval

Helmet: Encyclopedia - Climbing equipment

A wide range of equipment is used during climbing. The most popular types of climbing equipment are briefly described in this article. The article on protecting a climb describes equipment commonly used to protect a climber against the consequences of a fall. See also the Glossary of climbing terms for more equipment descriptions. Climbing equipment - Rope cord and webbing. See also: Rope, Webbing. Climbing ropes typically consist of a core of long twisted fibres and an outer sheath of ...

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Climbing equipment - Descenders

Climbing equipment - Training equipment

Climbing equipment - Specialist clothing

Climbing equipment - Miscellaneous equipment

Climbing equipment - Standards

Helmet: Encyclopedia II - Motorcycle helmet - Manufacturers

Some well-known manufacturers of motorcycle helmets are: AGV Arai Bell HJC Nolan Schuberth Shoei (pronounced show-eh) Suomy Z1R Helmet Developers Philips (scalp-like membrane to protect against rotational injury) ...

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