Abstract A dual wall axial flow electric heater for leak sensitive applications provides an improved corrosion and leak resistant assembly and includes protective tubes over electrical heater rods, double tubesheets spaced apart by a plenum and leak...
Abstract Disclosed is the electric heater including a base, and a heating unit having a plurality of unit heating elements disposed on a plate surface of the base and at least one of heating connection portions configured to heat and conductively con...
Abstract A vane type electric heater includes a heat generator and a vane structure, and the heat generator includes a rod, and the vane structure includes a plate and at least one heat pipe attached on a surface of the plate, and the plate includes...
Abstract A handle grip member with electric heater can be produced in high yield through simple processing not using any core of synthetic resin and avoiding molding operation. Depressed groove (4) is spirally provided on an external surface of inner...
Abstract An insulator for an electric heater is configured to allow a heater coil to expand/contract uniformly, and permit an easy fitting of the heater coil thereto. The insulator includes a body part formed of an insulating material, a coil seating...