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  2. Dahlander pole changing motor - Wikipedia

    en.wikipedia.org/wiki/Dahlander_pole_changing_motor

    The poles can be varied at a ratio of 1:2 and thus the speed can be varied at 2:1. [ 7 ] [ 8 ] [ 9 ] Normally, the electrical configuration of windings is varied from a delta connection (Δ) to a double star connection (YY) configuration in order to change the speed of the motor for constant torque applications, such as the hoists in cranes .

  3. Margrave - Wikipedia

    en.wikipedia.org/wiki/Margrave

    The etymological heir of the margrave in Europe's nobilities is the marquis, also introduced in countries that never had any margraviates, such as the British marquess; their languages may use one or two words, e.g. French margrave or marquis. The margrave/marquis ranked below its nation's equivalent of "duke" (Britain, France, Germany ...

  4. Marquess - Wikipedia

    en.wikipedia.org/wiki/Marquess

    The theoretical distinction between a marquess and other titles has, since the Middle Ages, faded into obscurity. In times past, the distinction between a count and a marquess was that the land of a marquess, called a march, was on the border of the country, while a count's land, called a county, often was not. As a result of this, a marquess ...

  5. List of Chrysler transmissions - Wikipedia

    en.wikipedia.org/wiki/List_of_Chrysler_transmissions

    1964–1974 Chrysler A833 — 4-speed manual manufactured by New Process Gear [2] 1970–1981 Chrysler A230 — 3-speed manual, all-synchromesh; 1973–1974 Chrysler A250 — 3-speed manual, 1st gear no synchromesh [3] 1975–1978 Chrysler A390 — 3-speed manual, all-synchromesh [4] 1976–1980 Chrysler A833 — 4-speed manual overdrive (NPG) [5]

  6. Ford AOD transmission - Wikipedia

    en.wikipedia.org/wiki/Ford_AOD_transmission

    The AOD (automatic overdrive) is a four-speed automatic transmission, with the 4th gear as overdrive. Introduced in 1980, it was Ford 's first four-speed automatic overdrive transmission. The gearset design is based on the Ford "X" automatic transmissions used during the 1950s, '60s, and '70s.

  7. EMD E-unit - Wikipedia

    en.wikipedia.org/wiki/EMD_E-unit

    While there were some cosmetic differences between E-unit models, the major line of development was technological, and largely that of increasing power. The first model, the EA/EB, was rated at 1800 hp (1300 kW), then the E3 was rated at 2,000 hp. The last model, the E9, was rated at 2,400 hp (1800 kW).

  8. British Rail Class 77 - Wikipedia

    en.wikipedia.org/wiki/British_Rail_Class_77

    The British Rail Class 77, also known as Class EM2, is a class of 1.5 kV DC, Co-Co electric locomotive. They were built by Metropolitan-Vickers in 1953–1954 for use over the Woodhead Line between Manchester and Sheffield.

  9. Chinese nobility - Wikipedia

    en.wikipedia.org/wiki/Chinese_nobility

    Hou (δΎ―; hóu: "marquess", "marquis", "margrave"), usually with the same emphasis on being a national borderland march lord as indicated by the element mar-present in its roughly analogous translations. These lineages, granted some of the largest and most promising peerages at the beginning of the Western Zhou, tended to possess the most ...