When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Telharmonium - Wikipedia

    en.wikipedia.org/wiki/Telharmonium

    Telharmonium console by Thaddeus Cahill 1897. The Telharmonium (also known as the Dynamophone [1]) was an early electrical organ, developed by Thaddeus Cahill c. 1896 and patented in 1897. [2] [3] [4] The electrical signal from the Telharmonium was transmitted over wires; it was heard on the receiving end by means of "horn" speakers. [5]

  3. Automotive battery - Wikipedia

    en.wikipedia.org/wiki/Automotive_battery

    A typical 12 V, 40 Ah lead-acid car battery. An automotive battery, or car battery, is a rechargeable battery that is used to start a motor vehicle.. Its main purpose is to provide an electric current to the electric-powered starting motor, which in turn starts the chemically-powered internal combustion engine that actually propels the vehicle.

  4. List of electric vehicle battery manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_electric_vehicle...

    Electric Bus LFP batteries, EV LFP Batteries, E car LFP & NMC batteries. GS Yuasa: 1917 Kyoto, Japan Lithium-ion: Mitsubishi; Joint ventures with Mitsubishi Motors, and Mitsubishi Corp. Provides batteries for Mitsubishi. [11] Hitachi [12] [13] 1910 Tokyo, Japan Lithium-ion: Unknown Imperium3 New York (IM3NY) 2017 [14] 32 (planned for 2030 ...

  5. History of the battery - Wikipedia

    en.wikipedia.org/wiki/History_of_the_battery

    "Primary" batteries can produce current as soon as assembled, but once the active elements are consumed, they cannot be electrically recharged. The development of the lead-acid battery and subsequent "secondary" or "chargeable" types allowed energy to be restored to the cell, extending the life of permanently assembled cells.

  6. List of automotive museums - Wikipedia

    en.wikipedia.org/wiki/List_of_automotive_museums

    An automotive museum is a museum that explores the history of automotive-related transportation. Bold – museums owned by automotive manufacturers Italics – no longer open to public access, excluding private or invitation-only collections that were never intended for public access

  7. Exide - Wikipedia

    en.wikipedia.org/wiki/Exide

    In 1938, the Electric Storage Battery Company acquired the Giant Storage Battery Company, and expanded into battery chargers and testers. [2] During World War II, the Electric Storage Battery Company was a major supplier of batteries for U.S. Navy submarines and primary contractor for batteries used in the Mark 18 electric torpedo. [20]

  8. P. R. Mallory and Co Inc - Wikipedia

    en.wikipedia.org/wiki/P._R._Mallory_and_Co_Inc

    A photoflash battery with the Mallory logo. P. R. Mallory and Co Inc was a US producer of dry cell batteries (Mercury; alkaline Duracell), electronic components including electrolytic capacitors, and audible warning devices ("Sonalert"). It also was the parent firm of Mallory Batteries Ltd., an Irish producer of Ever Ready batteries.

  9. National Carbon Company - Wikipedia

    en.wikipedia.org/wiki/National_Carbon_Company

    The National Carbon Company was a dominant American manufacturer of batteries and lighting products in the early 20th century. It was founded in 1886 by the former Brush Electric Company executive W. H. Lawrence, in association with Myron T. Herrick, James Parmelee, and Webb Hayes, son of U.S. President Rutherford B. Hayes, in Cleveland, Ohio. [1]