The Japanese Journal of Ergonomics
Online ISSN : 1884-2844
Print ISSN : 0549-4974
ISSN-L : 0549-4974
Volume 14, Issue 6
Displaying 1-6 of 6 articles from this issue
  • Kageu NORO
    1978 Volume 14 Issue 6 Pages 289
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
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  • Susumu SAITO
    1978 Volume 14 Issue 6 Pages 291-301
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
    Download PDF (3882K)
  • Yukio INUKAI
    1978 Volume 14 Issue 6 Pages 303-313
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
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  • Sachiko SAITO
    1978 Volume 14 Issue 6 Pages 315-325
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
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  • Takuko YANASE
    1978 Volume 14 Issue 6 Pages 327-334
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
    This paper deals with a multivariate analysis conducted to know how far the design (shape, color and pattern on the surface) of a coffee-cup influences to the user's feeling. Affective values of several coffee-cups of different designs are measured by means of the Semantic Differential Scale. The results obtained from the above mentioned treatment are subjected to factor analysis and the following five factors are induced; “agreeableness”, “loveliness”, “tastefulness”, “gaiety” and “practicality”. The findings obtained from quantified analysis of the results show as a general rule that the shape of a coffee-cup influences its agreeableness and practicality, its pattern influences its loveliness and tastefulness, and its color influences its gaiety.
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  • Basic studies of smoothing machine motion
    Koichi OGAWA, Masahiro MORI
    1978 Volume 14 Issue 6 Pages 335-342
    Published: December 15, 1978
    Released on J-STAGE: March 11, 2010
    JOURNAL FREE ACCESS
    This study is a continuation of the earlier work, and presents an attempt to obtain additional informations with regard to the same previous experiments, in which quick and corrective hand movements are executed. The informations have been sought as a step toward building a factual basis for applying the smooth motion to general machine motions.
    Living things, including human being, have a number of excellent functions for their activities or behavior, and they act in the way of various smooth, soft and beautiful motion. Especially, the motions will be found in the human performances of gymnastics, dancing, playing instruments and in many other activities.
    For the purpose of making the smooth and soft motion clear, this paper describes about the change of maximum acceleration, maximum deceleration, maximum rate, time to maximum rate and time to complete response due to the rough and corrective linear hand movements, and also discuss the motion patterns affected by the length of excursions and the value of carrying weights.
    When the acceleration curves are linearized, the relation among the ratio of maximum acceleration and maximum deceleration p, the time to complete response T and the time to maximum rate β is shown as follow,
    T=β(1+p).
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