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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2019/116598
Kind Code:
The present invention provides an airtight terminal which is for high power and with which wettability of a lead member to glass is ensured and airtight reliability of a glass sealing part is improved. This airtight terminal (10) is provided with: a metal outer ring (11) that has at least one through-hole; leads (12) inserted through the through-hole of the metal outer ring (11); and an insulation member (13) that seals the metal outer ring (11) and the leads (12). The leads (12) each have: a core (12a); a coupling member (12b) that covers at least an outer diameter part of the core (12a); an intermediate member (12c) which is composed of a low electrical resistance material and covers the outer surface of the coupling member (12b); and an outer cladding member that covers the intermediate member (12c) and has stable glass-binding at a sealing temperature.

FUKUSHIMA, Daisuke (3-1 Nichiden, Minakuchi-cho, Koka-sh, Shiga 34, 〒5280034, JP)
HONDA, Hiroki (3-1 Nichiden, Minakuchi-cho, Koka-sh, Shiga 34, 〒5280034, JP)
KOBAYASHI, Naoki (3-1 Nichiden, Minakuchi-cho, Koka-sh, Shiga 34, 〒5280034, JP)
Application Number:
Publication Date:
June 20, 2019
Filing Date:
March 07, 2018
Export Citation:
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SCHOTT JAPAN CORPORATION (3-1 Nichiden, Minakuchi-cho Koka-sh, Shiga 34, 〒5280034, JP)
International Classes:
Foreign References:
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (Nakanoshima Festival Tower West, 2-4 Nakanoshima 3-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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