When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Primary life support system - Wikipedia

    en.wikipedia.org/wiki/Primary_Life_Support_System

    By delivering oxygen to the helmet and drawing gas from the extremities, the suit is designed to ensure that the suit occupant breathes the freshest possible oxygen. The operating pressure of the space suit is maintained at 4.3 psi (30 kPa) (0.3 atm ~ one third of Earth atmospheric pressure) during extravehicular operations, and 0.7 psi (4.8 ...

  3. Space suit - Wikipedia

    en.wikipedia.org/wiki/Space_suit

    Generally, to supply enough oxygen for respiration, a space suit using pure oxygen must have a pressure of about 32.4 kPa (240 Torr; 4.7 psi), equal to the 20.7 kPa (160 Torr; 3.0 psi) partial pressure of oxygen in the Earth's atmosphere at sea level, plus 5.3 kPa (40 Torr; 0.77 psi) CO 2 [citation needed] and 6.3 kPa (47 Torr; 0.91 psi) water ...

  4. Mechanical counterpressure suit - Wikipedia

    en.wikipedia.org/.../Mechanical_counterpressure_suit

    A mechanical counterpressure (MCP) suit, partial pressure suit, direct compression suit, or space activity suit (SAS) is an experimental spacesuit which applies stable pressure against the skin by means of skintight elastic garments. The SAS is not inflated like a conventional spacesuit: it uses mechanical pressure, rather than air pressure, to ...

  5. Extravehicular Mobility Unit - Wikipedia

    en.wikipedia.org/wiki/Extravehicular_Mobility_Unit

    The E.M.U Display and Control Module (DCM). The EMU, like the Apollo/Skylab A7L spacesuit, was the result of 21 years of research and development. [Note 1] It consists of a Space Suit Assembly (SSA) assembly which includes the Hard Upper Torso (HUT), arm sections, gloves, an Apollo-style "bubble" helmet, the Extravehicular Visor Assembly (EVVA), and a soft Lower Torso Assembly (LTA ...

  6. Pressure suit - Wikipedia

    en.wikipedia.org/wiki/Pressure_suit

    A U-2 pilot suit. A pressure suit is a protective suit worn by high-altitude pilots who may fly at altitudes where the air pressure is too low for an unprotected person to survive, even when breathing pure oxygen at positive pressure. Such suits may be either full-pressure (e.g., a space suit) or partial-pressure (as used by aircrew). Partial ...

  7. Sokol space suit - Wikipedia

    en.wikipedia.org/wiki/Sokol_space_suit

    The Sokol space suit (Russian: Cокол, lit. 'Falcon') is a series of soft-body pressure suits designed and built by NPP Zvezda.It was first introduced in 1973 for the Soviet space program following the Soyuz 11 disaster, and continues to see use in the modern day primarily by the Russian space program, being worn by space travelers flying aboard the Soyuz spacecraft.

  8. Space medicine - Wikipedia

    en.wikipedia.org/wiki/Space_medicine

    In space, astronauts use a space suit, essentially a self-contained individual spacecraft, to do spacewalks, or extra-vehicular activities (EVAs). Spacesuits are generally inflated with 100% oxygen at a total pressure that is less than a third of normal atmospheric pressure.

  9. Breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Breathing_apparatus

    A pressure suit is a protective suit worn by high-altitude pilots who may fly at altitudes where the air pressure is too low for an unprotected person to survive, even breathing pure oxygen at positive pressure. Such suits may be either full-pressure (e.g., a space suit) or partial-pressure (as used by aircrew). Partial-pressure suits work by ...