enow.com Web Search

  1. Ad

    related to: clockwork torch images clip art free images for teachers

Search results

  1. Results from the WOW.Com Content Network
  2. Argand lamp - Wikipedia

    en.wikipedia.org/wiki/Argand_lamp

    The Argand lamp had a sleeve-shaped wick mounted so that air can pass both through the center of the wick and also around the outside of the wick before being drawn into a cylindrical chimney which steadies the flame and improves the flow of air.

  3. List of Olympic torch designs - Wikipedia

    en.wikipedia.org/wiki/List_of_Olympic_torch_designs

    The torch resembles the shape of the torches which existed in the 19th Century. The continuity of the flame burning was provided by a special content known as "Tipizir 120/140". Thanks to this, the flame was able to burn for 22 hours non-stop. 61 22.0 1968: Grenoble, France: The torch was made from sheet copper that was covered in bronze.

  4. Clockwork - Wikipedia

    en.wikipedia.org/wiki/Clockwork

    A clockwork mechanism is often powered by a clockwork motor [4] consisting of a mainspring, a spiral torsion spring of metal ribbon. Energy is stored in the mainspring manually by winding it up, turning a key attached to a ratchet which twists the mainspring tighter. Then the force of the mainspring turns the clockwork gears, until the stored ...

  5. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/wiki/Mechanically_powered...

    A dyno torch, dynamo torch, or squeeze flashlight is a flashlight or pocket torch which generates energy via a flywheel. The user repeatedly squeezes a handle to spin a flywheel inside the flashlight, attached to a small generator/dynamo, supplying electric current to an incandescent bulb or light-emitting diode. The flashlight must be pumped ...

  6. Torch - Wikipedia

    en.wikipedia.org/wiki/Torch

    A burning torch, discarded on the road in the wake of the Lewes Bonfire Night celebrations. A torch is a stick with combustible material at one end which can be used as a light source or to set something on fire. [1] Torches have been used throughout history, and are still used in processions, symbolic and religious events, and in juggling ...

  7. Armillary sphere - Wikipedia

    en.wikipedia.org/wiki/Armillary_sphere

    Jost Bürgi and Antonius Eisenhoit: Armillary sphere with astronomical clock, made in 1585 in Kassel, now at Nordiska Museet in Stockholm. An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of objects in the sky (on the celestial sphere), consisting of a spherical framework of rings, centered on Earth or the Sun, that represent lines of celestial ...

  8. Clip art - Wikipedia

    en.wikipedia.org/wiki/Clip_art

    Examples of computer clip art, from Openclipart. Clip art (also clipart, clip-art) is a type of graphic art. Pieces are pre-made images used to illustrate any medium. Today, clip art is used extensively and comes in many forms, both electronic and printed. However, most clip art today is created, distributed, and used in a digital form.

  9. Wind-up toy - Wikipedia

    en.wikipedia.org/wiki/Wind-up_toy

    Automata built for the sake of art, amusement, and simulation have been described since antiquity, in cases such as Heron of Alexandria designing clockwork birds during the Hellenistic Period. [2] Leonardo da Vinci is frequently credited with constructing a mechanical lion , which he presented to King Francois I in Lyon in 1515.

  1. Ad

    related to: clockwork torch images clip art free images for teachers