Apparatus for inspecting the coplanarity of leaded surface mount

Details Apparatus for inspecting the coplanarity of leaded surface mount Apparatus for inspecting the coplanarity of leaded surface mount

1987-05-18

1988-07-05

Stearns, Richard R.

Geometrical instruments

Gauge

Straightness, flatness, or alignment

33552, 33558, G01B 702, G01B 728

Patent

active

047545550

ABSTRACT:
Apparatus for inspecting the coplanarity of surface mounted integrated circuit components including a housing for containing necessary electrical circuitry and indicators, a socket assembly for receiving one electronic circuit package at a time and for contacting each lead of the package that is within acceptable coplanarity limits, and means for indicating those leads that are out of predetermined limits. The device also includes a spring loaded plunger assembly for facilitating insertion of a packaged IC device into the inspection socket and for applying appropriate loading force to the top surface thereof.

REFERENCES:
patent: 3895446 (1975-07-01), Orlov et al.
patent: 4017978 (1977-04-01), Peruchon et al.
patent: 4221053 (1980-09-01), Bobel, II et al.
patent: 4233745 (1980-11-01), Ramon et al.
patent: 4400884 (1983-08-01), Baresh et al.

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