国産乗用車の軽量化進行度に関する一考察
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概要
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The concept of specific gravity was employed in this paper as an indicator for measuring the progress achieved in reducing the weight of transportation equipments. According to this indicator, the weight of domestic passenger cars has been reduced by a value of 0.93 over the past 19 years. However, only slight weight reduction has been achieved in the past six years despite rationalizing vehicular structure throught the extensive use of CAE. This indicates that the weight of vehicles constructed primarily of steel materials is approaching a natural limit. What this suggests is that it will be necessary to switch from steel to lightweight materials to substantially reduce the weight of vehicles in the years ahead.
- 一般社団法人日本機械学会の論文
- 1995-03-25