Electric heat pen with sandwiched heater element

Details Electric heat pen with sandwiched heater element Electric heat pen with sandwiched heater element

1997-03-21

2000-03-21

Walberg, Teresa

Electric heating

Heating devices

Tool or instrument

219228, H05B 100

Patent

active

060405597

ABSTRACT:
An electric heat pen includes a pen base adapted for holding in the hand, a pen head fixedly mounted on one end of the pen base and holding a hot plate on the outside, two plate conductors and an electric heating element between the plate conductors on the inside, and a switch controlled to connect electric power supply to the electric heating element through the plate conductors, causing the electric heating element to produce heat for heating the hot plate for gold-blocking or heat sealing.

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patent: 5374806 (1994-12-01), Chou
patent: 5502967 (1996-04-01), Nakagawa et al.

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