Protection Device

摘要

The present invention provides a protection device comprising a bimetal component and a PTC component. This protection device comprises a resin base, a first terminal, a second terminal, a PTC component, a bimetal component, an arm, an upper plate and a resin cover wherein
a portion of the first terminal configures a first electrode, and a portion of a second terminal configures the second electrode,the first electrode and the second electrode are exposed outward at the bottom surface of the resin base,in a normal state, the first terminal, the arm and the second terminal are electrically connected in series,when the bimetal component is activated, the first terminal and the arm become to be electrically cut off while the first terminal, the PTC component, the bimetal component, the arm and the second terminal are electrically connected in series in thus mentioned order.

主权项

1. A protection device comprising a resin base, a first terminal, a second terminal, a PTC component, a bimetal component, an arm, an upper plate and a resin cover, wherein
a portion of the first terminal configures a first electrode, and a portion of a second terminal configures the second electrode, the first electrode and the second electrode are exposed outward at the bottom surface of the resin base, in a normal state, the first terminal, the arm and the second terminal are electrically connected in series, and when the bimetal component is activated, the first terminal and the arm becomes electrically cut off while the first terminal, the PTC component, the bimetal component, the arm and the second terminal are electrically connected in series in the mentioned order.