Optical scanner package having heating dam

Details Optical scanner package having heating dam Optical scanner package having heating dam

2007-11-13

2007-11-13

Clark, Jasmine (Department: 2815)

Active solid-state devices (e.g., transistors, solid-state diode

Housing or package

Entirely of metal except for feedthrough

C257S704000, C257S680000, C257S684000, C257S705000, C257SE23193, C257S924000

Reexamination Certificate

active

11315242

ABSTRACT:
An optical scanner package having a heating dam is provided. The optical scanner package having a heating dam includes: an optical scanner on which a mirror surface is formed; a ceramic package in which the optical scanner is installed at the bottom of a cavity thereof; a glass lid covering a sidewall of the ceramic package; a heating dam formed on the sidewall of the ceramic package; and solder on the heating dam sealing between the glass lid and the sidewall of the ceramic package. The heating dam locally heats the solder to form hermetic sealing.

REFERENCES:
patent: 5256901 (1993-10-01), Ohashi et al.
patent: 5278429 (1994-01-01), Takenaka et al.
patent: 6956283 (2005-10-01), Peterson
patent: 7173331 (2007-02-01), Matsubara et al.

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