Marking fixtures and methods

Geometrical instruments – Gauge – Work support

Reexamination Certificate

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Reexamination Certificate

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11173867

ABSTRACT:
A marking system includes a fixture having a base and means for receiving a pair of jaws in an installed condition. The fixture includes means for articulating the installed jaws relative to the base with at least first and second rotational degrees of freedom. A pair of the jaws includes a first jaw having a surface portion generally concave and complementary to a suction side portion of an airfoil of a first turbine engine element. A second jaw has a surface portion generally convex and complementary to a pressure side portion of the airfoil.

REFERENCES:
patent: 4877227 (1989-10-01), Sassella et al.
patent: 5427478 (1995-06-01), Boucher et al.
patent: 6135022 (2000-10-01), Troester
patent: 2002/0148131 (2002-10-01), Mauro
patent: 2005/0086816 (2005-04-01), Siegel
Direct Part Marking—Implementation Guide, Rolls-Royce, Jun. 1, 2004.
Charlie Wilson and Andy Jay, P&W 2D Part Marking & Traceability Intiative, Aug. 2004.

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