Factbites
 Where results make sense
About us   |   Why use us?   |   Reviews   |   PR   |   Contact us  

Topic: Diving helmet


Related Topics

In the News (Thu 9 Jul 09)

  
  diving, deep-sea. The Columbia Encyclopedia, Sixth Edition. 2001-05
Modern helmet diving suits usually consist of a waterproof one-piece suit made of canvas and rubber that entirely covers the wearer except for the head and hands.
Helmet diving has the disadvantage of restricting the diver’s lateral movement because of the connection to the surface.
The limitations imposed on the helmet diver’s lateral movement (because of the connection to the surface) led to early interest in alternative equipment that would permit freer movement, but the scuba apparatus was not developed by Jacques Yves Cousteau and Emil Gagnan until well into the 20th cent.
www.bartleby.com /65/di/diving-d.html   (892 words)

  
 Diving helmet - Wikipedia, the free encyclopedia
Diving helmets are worn by mainly by professional divers engaged in surface supplied diving.
The helmet seals the whole of the diver's face from the water, allows the diver to see, provides the diver with breathing gas, provides an anchor point on the diver for the umbilical supplying the breathing gas, protects the diver's head when doing heavy or dangerous work and provides voice communications with the surface.
The helmet is more secure than breathing from a mouthpiece, which must be gripped between the teeth, in the event that the diver becomes unconscious.
en.wikipedia.org /wiki/Diving_helmet   (219 words)

  
 Diving helmet - Definition, explanation
Diving helmets are worn by divers who need to speak and hear underwater.
Diving helments are mostly used with surface supplied diving: the helmet acts as a firm anchor point on the diver for the umbilical supplying the breathing gas.
An alternative to the diving helmet that allows communication with the surface is the full face diving mask.
www.calsky.com /lexikon/en/txt/d/di/diving_helmet.php   (308 words)

  
 Standard diving dress - Wikipedia, the free encyclopedia
A standard diving dress consists of a metallic (copper, brass or bronze) diving helmet, an airline or hose from a surface supplied diving air pump, a canvas diving suit and boots.
An important part of the equipment is the addition of lead weights, generally on the chest and boots, to counteract the buoyancy of the helmet and diving suit.
The watershed development in hardhat diving was the "closed" dress, in 1837 by Augustus Siebe, where the helmet was sealed to the suit making the suit watertight, the helmet could not flood no matter how the diver moved, resulting in safer and more efficient underwater work.
en.wikipedia.org /wiki/Standard_diving_dress   (230 words)

  
 2003 NEA National Heritage Fellowships: NICHOLAS TOTH - Interview by Mary K. Lee
The diving helmets brought over by the Greek island divers and helmet makers in the early 1900s were a more primitive looking helmet.
The breast plate is the lower part of the diving helmet that fits over the diver's shoulders and around his back and chest.
He realized that the old-fashioned helmets tended to have the exhaust valve positioned so that the diver had to tilt his head slightly back to tap the exhaust valve with his head.
www.nea.gov /honors/heritage/Heritage03/Toth2.html   (1709 words)

  
 Diving Helmet -- Recommendations and Resources   (Site not responding. Last check: 2007-10-29)
Helmets are among the most ancient forms of protection, and are known to have been worn by ancient Greeks and throughout the Middle Ages; at this time they were primarily military equipment, protecting the head from cutting blows with swords and flying arrows.
This confusion is relieved by understanding that the perpendicular impact speed of the helmet is usually not the same as the road speed of the motor cycle and that the severity of the impact is determined not only by the speed of the head but also by the nature of the surface it hits.
Helmet was acclaimed as a thinking person's heavy metal band, however, they have been criticized by some Metalheads for creating or paving the way for Nu Metal.
www.becomingapediatrician.com /health/43/diving-helmet.html   (1742 words)

  
 Helmet Diving   (Site not responding. Last check: 2007-10-29)
The first true helmet-hose diving apparatus was designed around 1774 by the French scientist Freminet.The diver was supplied through a hose with air which was pumped from the surface with a bellows, allowing a constant flow of the air.
A major step in increasing the diving depth and bottom time was made in the 20th century with the developing of the mixed breathing gases, in particular helium-oxygen.
The hard-hat diving gear was used since the end of the 19th century by the sponge divers.
www.flessas.de /diving/divhelm.htm   (317 words)

  
 West Sea Co. Mk V Diving Helmet FEATURE
Also, helmets that were used in underwater cutting or welding often bear small pits on the faceplate and breastplate as a result of contact with the ejection of hot slag from such work.
The deep water helmet consisted of a basic Mark V with the spitcock feature removed and adapted to receive and mix the oxygen and helium in the proper proportions, by means of a large brass cannister at the rear.
As rigged for diving, the air supply hose from the surface was fed into the whip, through the bracket, and then on to the gooseneck at the rear of the helmet.
www.westsea.com /tsg3/tridentlocker/markvartchart.htm   (3709 words)

  
 xdh -xtream diving helmet
The major problem with the commercially used hard helmets, like the Kirby Morgan Superlite 17, is size, weight, and the need to have a neck opening large enough for the divers head to enter the helmet.
A radical departure from any other solid diving helmet and still at the prototype stage in its development, the XDH nevertheless holds great potential for film cameramen, photographers, and in numerous other commercial and military diving applications.
Although, Olivier has given up his record-breaking cave dives, his quest for equipment perfection continues with the development of a radically designed, dry diving helmet - the XDH - that is as small as possible; comfortable for long durations, and still safe and versatile enough to be useful to both commercial and technical sports divers.
e-nekton.com /xdivehelmet.html   (985 words)

  
 Deep Sea Diving Locker. Information for and about U.S. Navy Deep Sea Divers.   (Site not responding. Last check: 2007-10-29)
Of all the diving helmets manufactured, none commands more widespread public interest and attention than the United States Navy Mark V. It was the U.S. Navy's primary diving helmet from its creation in 1915-16 through to recent years, and many ex-Navy divers entered the commercial diving industry using it.
But prior to the publication of the diving manual, Stillson produced a comprehensive and landmark document: The Report on Deep Diving Tests 1915, and it is in the pages of this document that the Mark V is born.
With the knowledge gained from these dives and input from various Navy and commercial divers, Stillson arrived at a set criteria that he felt was essential to produce the best all around diving helmet for the U.S. Navy.
members.tripod.com /divinglocker/mk5history.htm   (1152 words)

  
 Diving with a Snead Open Helmet   (Site not responding. Last check: 2007-10-29)
He had "often had the desire to descend in a diving helmet and to be able to examine at leisure the submarine rocks inhabited by those whom I would like to make the object of my researches".
The diving gear was a large, open-bottomed metallic helmet, with a hose snaking up to a huge double forcing pump on the surface.
Frequent diving led to a "greatly increased appetite for sugar and treacle", which he retained for the rest of his life, whether diving or not.
www.divernet.com /history/buckets1299.htm   (1956 words)

  
 Diving helmet -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-29)
A normal (Click link for more info and facts about diving mask) diving mask and (Click link for more info and facts about diving regulator) diving regulator prevent the diver from effectively communicating.
Diving helments are mostly used with (Click link for more info and facts about surface supplied diving) surface supplied diving: the helmet acts as a firm anchor point on the diver for the umbilical supplying the (Click link for more info and facts about breathing gas) breathing gas.
An alternative to the diving helmet that allows communication with the surface is the (Click link for more info and facts about full face diving mask) full face diving mask.
www.absoluteastronomy.com /encyclopedia/d/di/diving_helmet.htm   (200 words)

  
 Dutch Diving Helmet
This diving helmet, which refers to the well known old diving helmets, is especially developed for use in the tourist industry.
The cast bronze helmet is worn on the divers shoulders.
The air is trapped in the helmet and enables the diver to breath freely.
www.nautiekdiving.nl /dutch_diving_helmet.htm   (184 words)

  
 FYI PAGE   (Site not responding. Last check: 2007-10-29)
Helmet shell, breastplate, all fittings and attachments are designed so regardless of the manufacturer all equipment would be compatible.
The Mark V helmet is fitted with 2 loops on the front of the breastplate.
If you look closely at the helmets in the diving scenes you will note the side windows are oval, and the front door is a screw in (Commercial) type.
www.divedesco.com /fyi_page.htm   (859 words)

  
 Full Face Masks
The helmet is attach to a yoke sealing, which seals to the divers neck.
Helmets is primarily used by professional divers, which have to stay for a very long time in cold of contaminated water, and a helmet is the ONLY way to protect the diver 100% from polluted water.
This helmet is maybe more a mask than a helmet, but I have decided to show it under helmets.
www.geocities.com /CapeCanaveral/Lab/3518/DH-FullFace.htm   (676 words)

  
 MORSE MARK V DIVING HELMET   (Site not responding. Last check: 2007-10-29)
The bonnet (top part) of the diving helmet can be released and lifted off of the breastplate making this helmet the most realistic that we have seen so far.
The helmet that we offer is much heavier and thicker in construction and quite resistant to denting unlike some of the cheap knock-offs that we have seen floating around.
Note the Mark V diving helmets, air pumps, and other dive equipment in the fore front of the photo.
www.pineridge7.com /subweb4/morse_mark_v_diving_helmet.htm   (878 words)

  
 History of the MkV helmet
The idea of a rigid helmet and closed flexible dress dates back to Augustus Siebe in England in 1831, and by the Turn of the Century (1900) helmet diving on compressed air had become a fairly well-developed art with a variety of commercial equipment manufacturers around the world.
The helmets generally followed Siebe's concept of a breastplate and three-light bonnet (the windows are known as "lights") with an interrupted-thread locking neck ring.
This permitted the spit cock to be on the opposite side of the helmet from the exhaust valve, so that in cases where the diver was working on his right side in mud or sand (which could plug up the exhaust port) the spit cock could be used as an auxiliary manual exhaust valve.
www.geocities.com /Yosemite/Rapids/3435/histmkv.html   (1920 words)

  
 Diving Machines, submarines, submersibles, minisubs, personal subs, subs, tourist subs
The MK V served with distinction and survived in the US navy until the 1980's, at which time it was replaced by light- weight diving helmets.
There has also been a few reproductions of this helmet on the open market, so if you come across one that your interested in buying be careful and check it out thoroughly.
The Aqua Bell open water diving helmet, produced in the seventies, is safely usable to depths of no more than 35 feet and made of molded " Tenite" propionate - tough rugged plastic.
www.divingmachines.com /helmets.html   (456 words)

  
 Diving Croatia, articles   (Site not responding. Last check: 2007-10-29)
The helmet fitted over the head and was held on with weights.
With this apparatus the diver was tethered to the surface by a hose that pumped fresh air into the low pressure tank, but he was able to disconnect the tether and dive with just the tank on his back for a few minutes.
There is an increase of diving by non-professionals who use advanced technology, including mixed gases, full face masks, underwater voice communication, propulsion systems, and so on.
www.diving-croatia.com /english/articles/articles_2.htm   (1072 words)

  
 Currently Available Diving Helmets
These are some of the diving helmets available on the market today.
These helmets are very functional although the fit and finish is not what you would expect from a helmet manufactured in the U.S.A..
These helmets are very functional although the fit and finish is not what you would expect from a helmet manufactured in the U.S.A. The rough finish could be corrected by a motivated do-it-yourselfer.
www.angelfire.com /tx3/antiquediving/helmetscurrentlyavailable.html   (200 words)

  
 Diving Helmet Main Page
This helmet dates to the 1920's and are not readily available.
This unusual 2 bolt, 4 light 1 piece Danish helmet is in fantastic condition and are becoming extremely thin on the ground.
Three light, 12 bolt solid copper and brass construction, this helmet dates to the mid 20th century and was found in Chile in the late 1970's.
www.bottomoftheharbour.com /divinghelmetMain.html   (619 words)

  
 helmet diving information
Each helmet is equipped with a long hose that runs to our compressor bank on board the dive boat.
The dive boat is equipped with a platform that has a 10ft ladder.
Your dive instructor will be close by and will walk you to the ladder where you can climb back up the ladder onto the boat.
www.helmetdive.com /helmetdivinginfo.html   (725 words)

  
 Sub-Tech Systems Canada Ltd. - Genesis II Diving Helmet
After several years of research and development we have produced the best performing diving helmet of its kind.
This diving helmet has full CE approval to 200 feet in both standard and double exhaust models.
In the case of a neck injury, the helmet can be removed in one easy operation without further stress to the divers neck.
www.subtechsystems.ca /genesis.html   (362 words)

  
 18 Inch Copper And Brass Diving Helmet,Nautical gift
  This 18 inch brass and copper diving helmet is not the mark v but is one beautiful diving helmet.
diving helmet is the Mark V and is one beautiful diving helmet.
Antique Finish diving helmet is  one beautiful and unique diving helmet.
www.marinersmailboxes.com /diverhelmet.html   (69 words)

  
 Historical Diving Society | Books
Nevertheless at the end of the eighteenth century he invented and constructed several items of diving apparatus, the last of which was an “open’ helmet that also made use of a cylinder of compressed air from which the diver was able to breathe independently from the surface.
Each dive is dated and timed and includesthe name of the diver, the task set, the time on the submarine/task, the outcome of the dive, and the typed dive report of the diver complete with the signature of the diver over his typed name and rank.
Contest include: development of diving and and training of navy divers; shallow water diving apparatus; equipment maintenance: physics of diving; dive planning; dressing the diver; tending the diver; working on the bottom; diving with the helmet only; compressed air illness; diving accidents; deeper diving by use of oxy-helium mixture; salvage and special gear; and more.
www.hds.org /books.html   (6187 words)

  
 Historical Diving Society | Back Issues
Diving Helmets of the Deep, The Mystery of the Merritt Chapman and Scott Divers Photograph, by Gary Pilecki.
Diving Helmets of the Deep, Willis Diving helmet, The E.J. Willis Co. New York, by Leslie Leaney.
Reproduction Helmets - Siebe Gorman, Heinke and Draeger, by Leslie Leaney.
www.hds.org /back_issues.html   (7711 words)

  
 Space and Shallow Water Diving Helmet
I had been scuba diving for 6 years and at the time was one of the only civilian scuba divers in Virginia Beach.
There it was a shallow water diving helmet that looked like a space helmet.
I was going to play with the space helmet become the space traveler in training and perhaps recapture a bit of my far gone youth.
www.atlimp.com /spacehelmet.htm   (1203 words)

  
 Kirby Morgan SuperLite 27 Commercial Diving Helmet   (Site not responding. Last check: 2007-10-29)
The helmet shell is hand laid up glass fiber reinforced thermal setting polyester (fiberglass) with carbon fiber reinforcement at key points for added durability.
Because the module is easily removed from the helmet, repair or replacement of communications parts is quick and trouble free.
The adjustable neck pad is made from a scuff resistant elastomer and, in conjunction with the swing catch, provides protection for the bottom of the Helmet.
www.kmdsi.com /products/sl27.html   (648 words)

  
 Robison Bros. Diving Helmet
Based on the "pearler" type Heinke and Siebe Gorman patterns, this helmet, coupled with its heavy solid brass breastplate and high dome design is a smart looking helmet.
A series of stamped numbers and letters are present to both parts of the helmet including defence department arrow and the 1307 to breastplate and intake.
Polished some years back and discovered minus brails, a pattern was produced from genuine robison brails and recently cast to complete the helmet.
www.bottomoftheharbour.com /divinghelmetrobison.html   (165 words)

Try your search on: Qwika (all wikis)

Factbites
  About us   |   Why use us?   |   Reviews   |   Press   |   Contact us  
Copyright © 2005-2007 www.factbites.com Usage implies agreement with terms.