Bodyspace: anthropometry, ergonomics, and the design of work by Stephen Pheasant

By Stephen Pheasant

Within the two decades because the ebook of the 1st version of Bodyspace the wisdom base upon which ergonomics rests has elevated considerably. the necessity for an authoritative, modern and, especially, usable reference is accordingly nice. This 3rd variation keeps an identical content material and constitution as prior variants, yet updates the fabric and references to mirror fresh advancements within the box. The e-book has been considerably revised to incorporate new examine and anthropometric surveys, the most recent concepts, and alterations in laws that experience taken position lately.

New insurance within the 3rd variation:

  • Guidance on layout recommendations and functional suggestion on carrying out trials
  • Overview of contemporary advances in simulation and electronic human modes
  • Dynamic seating
  • ·         fresh paintings on hand/handle interface

  • Computer enter devices
  • ·         notebook computer use and children’s use of pcs

    ·         layout for an getting older inhabitants and accessibility for individuals with disabilities

    ·         New ways to probability administration and new evaluation instruments, laws, and criteria

    As the former variations have proven, Bodyspace is an instance of the bizarre: a textual content that may be a favourite between lecturers and practitioners. wasting not one of the positive factors that made prior variations so renowned, the writer skillfully integrates new wisdom into the prevailing textual content with out sacrificing the simply obtainable variety that makes this ebook specific. greater than only a reference textual content, this authoritative e-book sincerely delineates the sector of ergonomics.

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    Bodyspace: anthropometry, ergonomics, and the design of work

    Within the two decades because the ebook of the 1st variation of Bodyspace the information base upon which ergonomics rests has elevated considerably. the necessity for an authoritative, modern and, chiefly, usable reference is consequently nice. This 3rd variation continues an identical content material and constitution as prior versions, yet updates the cloth and references to mirror contemporary advancements within the box.

    Extra resources for Bodyspace: anthropometry, ergonomics, and the design of work

    Example text

    According to Grandjean (1988), the optimum working height for a task involving moderate force and precision is between 50 and 100 mm below the person's elbow height. 4). 7). We choose 50 mm pragmatically because it seems reasonable rather than on the basis of any particular scientific evidence. 7 Criteria for optimal and satisfactory working heights in an industrial assembly task. Similarly, the central criteria (EH-100 and EH-50, bounding the optimal zone) correspond to the 39th and llth %iles, respectively, from which we infer that the 28% of men between these heights would find the workbench ‘just right’ or ‘optimal’.

    Suppose we wish to calculate the 90th %ile of stature for the adult male population of Britain. 28. 67 times the standard deviation, and the 25th %ile value would be 1693 mm. 1, we find that this is equivalent to the 5th %ile male stature. 3 Effects of Deviation from a Normal Distribution Most linear dimensions of the body are normally distributed, and this certainly makes life easier for the user of anthropometric data. 2. The combination of two normal distributions, such as a mixed population of men and women or of adults and children, will give us a new distribution that is flat-topped (platykurtic) or even double-peaked (bimodal).

    To avoid this possibility of confusion, some statisticians prefer to call it the ‘Gaussian distribution’, after the German mathematician and physicist Johann Gauss (1777—1855), who first described it (in the context of random errors in the measurement of physical quantities). It is possible to predict that a variable such as stature will be normally distributed in the general population if we are prepared to make certain plausible assumptions concerning the way it is inherited from one generation to the next (see any textbook of genetics).

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