A bicycle helmet is a type of helmet designed to attenuate impacts to the head of a cyclist in falls while minimizing side effects such as interference with peripheral vision. There is ongoing scientific research into the degree of protection offered by bicycle helmets in the event of an accident, and the effects of helmet wearing on cyclist and motor vehicle driver behaviour.

A welding helmet is a type of personal protective equipment used in performing certain types of welding to protect the eyes, face, and neck from flash burn, sparks, infrared and ultraviolet light, and intense heat.The modern welding helmet used today was first introduced in 1937 by Willson Products. Welding helmets are most commonly used in arc welding processes such as …

The Mark 7 helmet is the current general issue combat helmet of the British Armed Forces supplied by NP Aerospace. Officially known as the GS (General Service) Mark 7 combat helmet, it replaced the previous Mark 6A helmet and Mk 6 helmet, introduced in 2005 and 1982 respectively.. The Mark 7 helmet was introduced in June 2009 as an UOR (urgent operational …

The lobster-tailed pot helmet, also known as the zischägge, horseman's pot and harquebusier's pot, was a type of post-Renaissance combat helmet.It became popular in Europe, especially for cavalry and officers, from c. 1600; it was derived from an Ottoman Turkish helmet type. The helmet gradually fell out of use in most of Europe in the late 17th century; however, the …

A combat helmet or battle helmet is a type of helmet.It is a piece of personal armor designed specifically to protect the head during combat.Modern combat helmets are mainly designed to protect from shrapnel and fragments, offer some protection against small arms, and offer a mounting point for devices such as night-vision goggles and communications equipment.

From being uniformly conical in shape, the skull of the nasal helmet became more varied during the 12th century. For most of the century nasal helmets with a forward deflected apex, often called the "Phrygian cap" shape, were in widespread use.It is possible that the deflection of the apex of the skull was the natural result of making the front of the helmet thicker than the rest of the …

The M1 helmet is a combat helmet that was used by the U.S. military from World War II until 1985, when it was succeeded by the PASGT helmet. The M1 helmet has become an icon of the US military, with its design inspiring other militaries around the world. History Development. The Helmet Model Number 5, intended to replace the M1917 but not ...

The SPECTRA helmet or CGF Gallet Combat Helmet is the PASGT-style ballistic helmet in use with the French military, and the armies of several other countries.Built by CGF Gallet (producer of the F1 helmet for firemen), it weighs 1.4 kg (3.1 lb), is available in three sizes, and is made from ultra-high-molecular-weight polyethylene Spectra fibers, produced under license from Honeywell.

The great helm or heaume, also called pot helm, bucket helm and barrel helm, is a helmet of the High Middle Ages which arose in the late twelfth century in the context of the Crusades and remained in use until the fourteenth century. The barreled style was used by knights in most European armies between about 1220 to 1350 AD and evolved into the frog-mouth helm to be …

A diving helmet is a rigid head enclosure with a breathing gas supply used in underwater diving. They are worn mainly by professional divers engaged in surface-supplied diving, though some models can be used with scuba equipment.The upper part of the helmet, known colloquially as the hat or bonnet, may be sealed directly to the diver using a neck dam, connected to a diving …