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  2. List of vacuum cleaners - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_cleaners

    This is a list of vacuum cleaners and robot vacuum cleaner manufacturers. A vacuum cleaner is a device that uses an air pump to create a partial vacuum to suck up dust and dirt, usually from floors, and optionally from other surfaces as well. The dirt is gathered by either a dustbag or a rigid cartridge, which may be emptied and reused.

  3. Vacuum cleaner - Wikipedia

    en.wikipedia.org/wiki/Vacuum_cleaner

    Related to the wet vacuum is the extraction vacuum cleaner used mainly in hot water extraction, a method of cleaning hard-to-move pieces of fabric like carpets. These machines are able to spray hot soapy water and then suck it back out of the fabric, removing dirt in the process.

  4. Pneumatic tube - Wikipedia

    en.wikipedia.org/wiki/Pneumatic_tube

    A pneumatic tube system in Washington, D.C., in 1943. Pneumatic tubes (or capsule pipelines, also known as pneumatic tube transport or PTT) are systems that propel cylindrical containers through networks of tubes by compressed air or by partial vacuum.

  5. Vacuum insulated panel - Wikipedia

    en.wikipedia.org/wiki/Vacuum_insulated_panel

    A vacuum insulated panel (VIP) is a form of thermal insulation consisting of a gas-tight enclosure surrounding a rigid core, from which the air has been evacuated. It is used in building construction , refrigeration units, and insulated shipping containers to provide better insulation performance than conventional insulation materials.

  6. Suction excavator - Wikipedia

    en.wikipedia.org/wiki/Suction_excavator

    Pacific Tek, [4] also founded in 1993, has created the Angled Vacuum Excavator Tank (1997) and the 180° Swivel Mount Valve Operator (1999). In 1998, the Mobile Tiefbau Saugsysteme produced another type of suction excavator. [5] The global market size for suction excavators was estimated to be valued at US$924.7 million in 2020. [6]