Insulated nozzle for use in an interrupter
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorsTakashi Yonezawa, Toshiaki Yoshizumi, Mamoru Hosomi, Akiyoshi Onuma, Ichiro Yamasaki
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Abstract
In an interrupter, an insulated nozzle is disposed in the vicinity between a pair of contact elements and is adapted to extinguish an arc occurring between the contact elements by blowing an insulating gas thereto. This insulated nozzle is formed from a fluoroplastic and boron nitride mixed thereinto, the mixed proportion of boron nitride being within a range of weight percentages of 0.3 to 1.0.
Claims2
An insulated nozzle disposed between a pair of contacts of an interrupter and adapted to extinguish an arc occurring between said pair of contacts by blowing an insulated gas into the arc, said insulated nozzle comprising:
- a fluoroplastic;
- and
- a boron nitride mixed into said fluoroplastic at a weight percentage ranging from 0.3 to 0.8.
Dependencies are inferred from the claim text.