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Sewing machine frame having reinforced structure and sewing machine provided with the frame
Sewing machine frame having reinforced structure and sewing machine provided with the frame
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机译:具有加强结构的缝纫机框架和具有该框架的缝纫机
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摘要
a sewing machine frame for a sewing machine including an integral frame member, and reinforcing ribs. The integral frame member is made from a synthetic resin and provides an outer surface defining an external shape and an inner surface providing an internal space. The integral frame member includes a bed portion, a tower portion upstanding from the bed portion, and an arm portion extending from the tower portion in a cantilevered fashion. The reinforcing ribs are provided at substantially entire area of the inner surface for reinforcing the integral frame member.
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