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The usual meaning of diving helmet is a piece of diving equipment that encases the user's head and delivers breathing gas to the diver, but the term "diving helmet", or "cave diving helmet" may also refer to a safety helmet like a climbing helmet or caving helmet that covers the top and back of the head, but is not sealed. These may be worn ...
Replace original straps with more reliable type. [67] Loss of mask Inability to focus vision underwater: High level of stress. Inability to read instruments; Failure of mask strap or buckle. Broken lens/faceplate due to impact with hard object. Mask knocked off and lost; Inspection of the mask and strap before use. [19] Hold mask in place with ...
The helmet has fittings to connect the air line and the diver's telephone. [12] [14] [15] All except the earliest helmets include a non-return valve where the airline is connected, which prevents potentially fatal helmet squeeze if the pressure in the hose is lost. The difference in pressure between the surface and the diver can be so great ...
This is a glossary of technical terms, jargon, diver slang and acronyms used in underwater diving.The definitions listed are in the context of underwater diving.
Used at the top back of the crotch strap in place of a butt-plate (q.v.) on minimalist sidemount harnesses as a clip-on point for equipment. [39] butt-plate A rigid or fairly stiff flexible lower extension to a backplate or other scuba harness supporting butt-plate rails, used for clipping off the lower end of sidemount cylinders to the harness ...
Standard diving dress, also known as hard-hat or copper hat equipment, deep sea diving suit or heavy gear, is a type of diving suit that was formerly used for all relatively deep underwater work that required more than breath-hold duration, which included marine salvage, civil engineering, pearl shell diving and other commercial diving work, and similar naval diving applications.
3 Helmet squeeze. 10 comments. 4 Clean up. 10 comments Toggle Clean up subsection. 4.1 Table or regular sections? 4.2 Environmental hazards. 4.2.1 Hypothermia. 4.2.2 ...
A prescription mask, or glasses which can be mounted inside the mask or helmet to provide clear vision underwater, enhancing the experience and safety for those with vision problems. A prescription mask contains lenses mounted in the scuba mask frame or bonded to the original viewports. Diving helmets are often used for surface-supplied diving ...