surface of an envelope cylinderとは 意味・読み方・使い方

An inner peripheral surface of a low stage side cylinder (41a) is formed based on an envelope curve of the outer peripheral surface of the low stage side piston (47a) and the low stage side cylinder chamber (42a) has a shape expanding to a bypass hole (62) side.例文帳に追加

低段側シリンダ（41a）の内周面は、低段側ピストン（47a）の外周面の包絡線に基づいて形成され、低段側シリンダ室（42a）はバイパス孔（62）側が拡がった形状となる。 - 特許庁

A metal fitting outer fitting cylinder part 15 which has a larger outer diameter than the glass pipe envelope part 14 is provided behind it, and a first space K1 is provided between an inner peripheral surface thereof and an outer peripheral surface of a glass pipe 41.例文帳に追加

この碍子管包囲部１４の後方に、それより大径の取付金具外嵌筒部１５を設け、この内周面と碍子管４１の外周面との間に第１の空間Ｋ１を設けた。 - 特許庁