Positioning fixture for measuring instruments

Details Positioning fixture for measuring instruments Positioning fixture for measuring instruments

1980-05-21

1982-03-02

Anderson, Bruce C.

Radiant energy

Inspection of solids or liquids by charged particles

Including a radioactive source

250491, G01N 2300

Patent

active

043179975

ABSTRACT:
A component positioning fixture is provided for use with a beta backscatter measuring platen having an apertured seat. The fixture has a plate with an opening therethrough for the apertured seat, and alinement pins properly position the plate on the platen. At least one component positioning member is carried by the fixture plate, the member being selectively adjustable relative to the fixture opening for proper positioning of the component to be measured on the apertured seat of the platen. The positioning member is releasably secured in adjusted position and can include a stop member engageable by the component, a member shaped to receive and position the component and interchangeable with other members shaped to receive and position other components, and a pair of positioning guide members movable relative to each other and to the fixture opening along an axis which can be arranged normal to the axis of movement of the stop member. The component positioning member can be mounted for movement relative to the opening along a first axis, and in opposite directions laterally of that axis.

REFERENCES:
patent: 2759108 (1956-08-01), Molins
patent: 3115577 (1963-12-01), Joffe et al.

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