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  2. Caterpillar D8 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_D8

    101 in (260 cm) Height. 156 in (400 cm) Weight. about 80,000 lb (36,000 kg) depending upon year, model and accessories. Propulsion. tracks. The Caterpillar D8 is a medium track-type tractor designed and manufactured by Caterpillar. Though it comes in many configurations, it is usually sold as a bulldozer equipped with a detachable large blade ...

  3. Three-point hitch - Wikipedia

    en.wikipedia.org/wiki/Three-point_hitch

    The three-point hitch ( British English: three-point linkage) is a widely used type of hitch for attaching ploughs and other implements to an agricultural or industrial tractor. [ 1][ 2] The three points resemble either a triangle, or the letter A. In engineering terms, three-point attachment is the simplest and the only statically determinate ...

  4. Plowshare - Wikipedia

    en.wikipedia.org/wiki/Plowshare

    Plowshare. In agriculture, a plowshare ( US) or ploughshare ( UK; / ˈplaʊʃɛər /) is a component of a plow (or plough ). It is the cutting or leading edge of a moldboard which closely follows the coulter (one or more ground-breaking spikes) when plowing. The plowshare itself is often a hardened blade dressed into an integral moldboard (by ...

  5. Taut-line hitch - Wikipedia

    en.wikipedia.org/wiki/Taut-line_hitch

    Instructions. [1] The taut-line hitch is an adjustable loop knot for use on lines under tension. It is useful when the length of a line will need to be periodically adjusted in order to maintain tension. It is made by tying a rolling hitch around the standing part after passing around an anchor object. Tension is maintained by sliding the hitch ...

  6. List of knots - Wikipedia

    en.wikipedia.org/wiki/List_of_knots

    Blood loop knot ( dropper loop) – forms a loop which is off to the side of the line. Boa knot – binding knot. Boom hitch – attach a line to a fixed object like a pipe. Bottle sling (jug sling) – used to create a handle for a container with a narrow tapering neck. Bourchier knot – a variety of heraldic knot.

  7. Broadcast spreader - Wikipedia

    en.wikipedia.org/wiki/Broadcast_spreader

    Hand-pushed broadcast spreader. A broadcast seeder, alternately called a broadcaster, broadcast spreader or centrifugal fertilizer spreader (Europe) or "spinner" (UK), is a farm implement commonly used for spreading seed where no row planting is required (mostly for lawns and meadows: grass seeds or wildflower mixes), lime, fertilizer, sand, ice melt, etc., and is an alternative to drop ...

  8. Baddeley's model of working memory - Wikipedia

    en.wikipedia.org/wiki/Baddeley's_model_of_working...

    Baddeley's model of the phonological loop. The phonological loop (or articulatory loop) as a whole deals with sound or phonological information.It consists of two parts: a short-term phonological store with auditory memory traces that are subject to rapid decay and an articulatory rehearsal component (sometimes called the articulatory loop) that can revive the memory traces.

  9. Trucker's hitch - Wikipedia

    en.wikipedia.org/wiki/Trucker's_hitch

    The portion of the trucker's hitch which differs in the following variations is the method used to form the loop which the working end slides through to produce the mechanical advantage. The different methods of forming the loop affect the ease and speed of tying and releasing, and the stability of the final product.