Joined structures of ceramics

Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...

Reexamination Certificate

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C428S215000, C428S627000, C428S630000, C428S672000, C428S704000, C279S128000

Reexamination Certificate

active

10755913

ABSTRACT:
An object of the present invention is to provide a joined structure effective for preventing crack formation after thermal cycles. The joined structure has a ceramic member1, a metal member4to be joined, and a metal fixed member3fixed to the ceramic member1and having an exposed face3bexposed along the joining face1dof the ceramic member1. A joining layer7is provided between the ceramic member1and the metal member4and between the exposed face3bof the fixed member3and the metal member4. The joining layer7has thicker and thinner portions7aand7b. Alternatively, the joining layer7has a maximum thickness of 0.15 mm or more.

REFERENCES:
patent: 6020076 (2000-02-01), Fujii et al.
patent: 6617514 (2003-09-01), Ushikoshi et al.
patent: 2002/0139563 (2002-10-01), Fujii et al.
patent: 2003/0047589 (2003-03-01), Fujii
patent: 2004/0016792 (2004-01-01), Fujii et al.
patent: 10-209255 (1998-08-01), None
patent: 11-12053 (1999-01-01), None
patent: 2002-293655 (2002-10-01), None

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