happy wheelsとは 意味・読み方・使い方

This tricycle of rear two wheels is provided so that an operator and a non-operator become the same in an eye line height of two persons, and also easily come to mutual understanding in moving by having a seat of the non-operator next to the operator, and communication between the operator and the non-operator is activated, and a means such as the movement becomes happy and richer.例文帳に追加

運転者と非運転者、二人の目線の高さが同じになり、さらに、運転者の隣に非運転者の座席を有することで移動中にお互いの意思疎通を図りやすくし、運転者と非運転者とのコミュニケーションが活性化し、移動という手段が、楽しく、より豊かになる後二輪の三輪自転車とする。 - 特許庁