| An inflatable can be an object that may be | | | | The airship is usually inflated with helium because it |
| inflated with a gas, usually with air, but hydrogen, | | | | is lighter than air and doesn't burn unlike hydrogen |
| helium and nitrogen are also used. One in all | | | | airships such because the Hindenburg. |
| several advantages of an inflatable is that it could | | | | Inflatables are extensively utilized for the |
| be stored in a small space when not inflated, since | | | | construction of specific sports pitches, military |
| inflatables depend on the presence of the gas to | | | | fast-assembly tents, camping tent air beams, and |
| preserve their size and shape. Function fulfillment | | | | noise makers. Inflatable aircraft including the |
| per mass used compared with non-inflatable | | | | Goodyear Inflatoplane were used. Inflation by |
| strategies is a key advantage. Stadium cushions, | | | | dynamic ram-air is providing wings for hang gliding |
| impact guards, vehicle wheel inner tubes, and | | | | and paragliding. |
| emergency air bags employ the inflatable principle. | | | | Inflatables came very much into the public eye as |
| Inflation occurs through several strategies: pumps, | | | | architectural and domestic object when synthetic |
| ram-air, billowing, and suction. | | | | material became commonplace. Iconic structures |
| Examples | | | | like the US Pavillion on the 1970 Osaka Expo by |
| Typical examples of an inflatable include the | | | | Davis and Brody and Victor Lundy's travelling |
| inflatable boat, the balloon, the airship, furniture, | | | | pavillion for that Atomic Energy Commission |
| kites, and numerous air-filled swimming pool toys. | | | | popularized the idea that inflatables can be a way |
| Air beams as as structural elements are finding | | | | to build large structures with very extendend |
| increasing applications. Balloons are inflatables. | | | | interior spans without pillars. These nice hopes for |
| Smaller-scale inflatables (such as pool toys) | | | | inflatable structures would later be dashed by the |
| generally consist of one or more "air chambers", | | | | many practical difficulties faced by inflatable |
| which are hollow enclosures bound by a gentle | | | | buildings, such as climatization, safety, sensitivity |
| and flexible airtight material (equivalent to vinyl), | | | | to wind and fire proofing that, currently, restrict |
| which a gas can enter into or leave from through | | | | their use to very particular circumstances. |
| valves (regularly one on each air chamber). The | | | | The DVD Ant Farm has directions for creating |
| planning dependence upon an indoor pocket of gas | | | | your personal inflatables, using plastic bags and an |
| leads to a necessity for a really durable surface | | | | iron. The low technological barrier to building |
| material and/or simple repair of tears and holes | | | | inflatables is additional lowered by DIY instruction |
| on the material, since a puncture or tear will result | | | | sets like the Inflatocookbook. |
| within the escape of the gas inside (a leak) and | | | | A patent was granted in Australia in 2001 for the |
| also the deflation of the inflatable, which depends | | | | "Manually portable and inflatable car" (Australian |
| upon the gas's pressure to hold its form. | | | | Patent Number 2001100029), however no known |
| Detectable leaks can be caused by holes (from | | | | practical form of this type of inflatable has yet |
| punctures or tears) on the material, the | | | | been commercialised. |
| separating of seams, the separating of valve | | | | Large scale low-pressure inflatables are often |
| components, or an improperly close or improperly | | | | seen at festivals as decorations or inflatable |
| closing valve. Even if an inflatable possesses no | | | | games. These are made from rip cease nylon and |
| macroscopic leaks, the gas inside will usually | | | | feature a constant flow of air from a blower |
| diffuse out of the inflatable, albeit at a much | | | | inflating them. |
| slower rate, until equilibrium is reached while using | | | | Sometimes, an inflatable roof is added to an |
| pressure outside the inflatable. | | | | otherwise conventional structure: the biggest |
| Many inflatables are made of material that does | | | | example within the earth is currently the BC Place |
| not stretch upon inflation; a notable exception of | | | | Stadium in Vancouver, British Columbia. Another |
| that is the balloon, whose rubber stretches greatly | | | | example can be found in the Roman amphitheater |
| when inflated. | | | | of Nîmes. |