Pneumatic gross leak detector

Details Pneumatic gross leak detector Pneumatic gross leak detector

G - Physics

01

M

73/79

G01M 3/32 (2006.01)

Patent

CA 1114642

ABSTRACT OF THE DISCLOSURE A pneumatic gross leak tester which will detect pressure difference between a hermatically sealed micor-electronic device and a gross leak micro-electronic device. The micro-electronic device is sealed in a metallic package. The lid is electrostatic welded to the base of the package. A gross leak is usually found between the lid and the base of the package. When a gross leak is detected, the package can be welded again, and then tested again for a gross leak.

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