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  2. Hand pump - Wikipedia

    en.wikipedia.org/wiki/Hand_pump

    There are many different types of hand pump available, mainly operating on a piston, diaphragm or rotary vane principle with a check valve on the entry and exit ports to the chamber operating in opposing directions. Most hand pumps are either piston pumps or plunger pumps, and are positive displacement. [1]

  3. Drum pump - Wikipedia

    en.wikipedia.org/wiki/Drum_pump

    Drum pump, barrel pump, and transfer pump refer to pumps that are used to empty barrels, tanks, IBCs and drums. [1] Many liquids used on manufacturing and processing plants are delivered in 100 or 200 litre barrels and are too heavy to tip to empty the liquids inside. Drum pumps range from simple siphon based devices to sophisticated highly ...

  4. Category:Pumps - Wikipedia

    en.wikipedia.org/wiki/Category:Pumps

    Drum pump; Dry running protection; E. Eccentric reducer; ... Hand pump; Handy billy; HCNG dispenser; High efficiency glandless circulating pump; High-density solids pump;

  5. Hand drum - Wikipedia

    en.wikipedia.org/wiki/Hand_drum

    The Tambora, a two-sided drum played with both a stick and a hand, is essential to the merengue dance of Dominican Republic. The pandero or plenera, is a percussion instrument included in the group of frame drums. A set of these hand drums from Puerto Rico is usually performed in plena music. There are three sizes, primo or requinto (for ...

  6. India Mark II - Wikipedia

    en.wikipedia.org/wiki/India_Mark_II

    A typical Mark II hand pump in India. The pump was designed in the 1970s in a joint effort between the Government of India, UNICEF, and The World Health Organization (WHO) to address the severe drought and a water shortage affecting India during that period and to prevent evacuation of villages to refugee camps. Prior to the pump's design, poor ...

  7. Timpani - Wikipedia

    en.wikipedia.org/wiki/Timpani

    First attested in English in the late 19th century, the Italian word timpani derives from the Latin tympanum (pl. tympana), which is the latinisation of the Greek word τύμπανον (tumpanon, pl. tumpana), 'a hand drum', [3] which in turn derives from the verb τύπτω (tuptō), meaning 'to strike, to hit'. [4]

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