Patent ID: 6126483
Filing Date: 2000-10-03
Classification: B64D,H01R

Abstract:
A heater system comprising first and second heater units electrically and mechanically coupled to each other, whereinsaid first heater unit comprises a first heater band and a first pin contact plug connected to an end of said first heater band,said second heater unit comprises a second heater band and a second socket contact plug connected to an end of said second heater band,said first pin contact plug and said second socket contact plug are configured and adapted to be matingly coupled to each other and mechanically locked together to provide said electrical and mechanical coupling of said first and second heater units,each one of said contact plugs respectively comprises a housing with an inner chamber therein and at least one lead-in opening passing through said housing into said inner chamber, at least one electrical connector element including a connection portion arranged in a receiving groove provided within said housing, and a sealing compound filling a hollow space in said inner chamber,each said heater band comprises at least one heating conductor and an outer sheath jacketing said heating conductor except for at least one exposed connection end of said heating conductor,said heater band including said outer sheath passes through said lead-in opening so that said exposed connection end of said heating conductor is located in said inner chamber in said housing, and said exposed connection end is connected to said connection portion of said electrical connector element, andsaid sealing compound in said inner chamber surrounds and seals at least one connection area at which said exposed connection end is connected to said connection portion of said electrical connector element, any portion of said electrical connector element protruding from said receiving groove into said inner chamber in said housing, and any portion of said heater band within said inner chamber.