作者: Chow Shau-Din
DOI:
关键词: Receptacle 、 Structural engineering 、 Engineering 、 Spring (mathematics) 、 Hinge 、 Spark plug 、 Power (physics)
摘要: A universal power plug comprises two plastic halves that are hinged together so they can open and close like a door hinge plate. Each half has blade mounted in cylindrical socket allows them to freely rotate best fit particular wall socket. The arrangement the pitch between blades be adjusted accommodate variety of pin spacings used throughout world for plugs. spring is provided housing put pressure receptacle's contacts when folded together.