bridge apronとは 意味・読み方・使い方

Parts for providing a flip-up function are stored to an inner part of the bridge 8 and, on the inner part of the bridge, a rotative shaft 4 of an apron front 3 is made to be polygonal and is pressed by a resin spring 7 and a resin part 9.例文帳に追加

跳ね上げ機能を持たせるための部品をブリッジ８の内部に納め、ブリッジ内部において前掛フロント３の回転軸４を多角柱にし、樹脂バネ７と樹脂パーツ９で押える。 - 特許庁