Coating processes – Electrical product produced – Metal coating
Patent
1987-08-03
1989-01-03
Echols, P. W.
Coating processes
Electrical product produced
Metal coating
427242, 29622, 29756, 29460, B05D 512, H01H 1102
Patent
active
047956593
ABSTRACT:
Disclosed is a method of fabricating mercury switches. The switches are actived by loading a batch into a common housing of a fixture. The fixture is then rotated in a furnace at a slow speed to prevent breakage. The fixture may include a mesh cage housing to allow rapid heating and cooling.
REFERENCES:
patent: 3021231 (1962-02-01), Samuel et al.
patent: 4368442 (1983-01-01), Yamaguchi et al.
patent: 4630359 (1986-12-01), Hill et al.
American Telephone and Telegraph Company AT&T Bell Laboratories
Birnbaum Lester H.
Echols P. W.
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