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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. 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.

  5. Tractor PTO auger - Wikipedia

    en.wikipedia.org/wiki/Tractor_PTO_auger

    Tractor PTO Augers, commonly referred to as Post Hole Diggers and Earth Augers, are implements used in conjunction with a tractor's Power Take Off drive, and a tractor's 3 point hitch . The basic concept of a tractor PTO auger is to harness the tractor's available energy by attaching a PTO shaft to a tractor's PTO drive in order to drill a hole ...

  6. Clove hitch - Wikipedia

    en.wikipedia.org/wiki/Clove_hitch

    The clove hitch is an ancient type of knot, made of two successive single hitches [ 1]: 283 tied around an object. It is most effectively used to secure a middle section of rope to an object it crosses over, [ 1]: 213 such as a line on a fencepost. It can also be used as an ordinary hitch, or as a binding knot, but it is not particularly secure ...

  7. Cat intelligence - Wikipedia

    en.wikipedia.org/wiki/Cat_intelligence

    Cat intelligence is the capacity of the domesticated cat to solve problems and adapt to its environment. Research has shown that feline intelligence includes the ability to acquire new behavior that applies knowledge to new situations, communicating needs and desires within a social group and responding to training cues.

  8. CAT(0) group - Wikipedia

    en.wikipedia.org/wiki/CAT(0)_group

    CAT (0) group. In mathematics, a CAT (0) group is a group with a group action on a CAT (0) space that is properly discontinuous, cocompact, and isometric. [1] These groups always have a finite presentation for which the word problem and conjugacy problem are computable, unlike for arbitrary finitely-presented groups. [2]

  9. CAT(k) space - Wikipedia

    en.wikipedia.org/wiki/CAT(k)_space

    CAT (. k. ) space. In mathematics, a space, where is a real number, is a specific type of metric space. Intuitively, triangles in a space (with ) are "slimmer" than corresponding "model triangles" in a standard space of constant curvature . In a space, the curvature is bounded from above by . A notable special case is ; complete spaces are ...