Flexible heating pad or electric blanket has internal heating element with connection cord having outwardly extending section with protective sleeve

摘要

The flexible heating pad (1) has an internal heating cord (2) with an outwardly extending section (2.1) and an electric switch (3) for connection to a power feed (5). The cord is connected via a transistor (2.3) to two heating wire elements embedded in the pad. The outwardly extending cord section has a flexible insulation sleeve (4) which can be porous.