A mechanism for adjusting the orientation of an end effector (e.g., a non-destructive inspection sensor) during movement over a contoured surface, comprising: (1) a pneumatic or spring-loaded plunger shaft that facilitates positioning of an end effector onto a highly contoured surface by allowing a wide range of vertical motion; (2) a rocker pivotably coupled to a distal end of the plunger shaft, the rocker being pivotable about a horizontal axis to allow a pair of follower wheels coupled to distal ends of the rocker arms to follow the contoured surface and keep the end effector oriented correctly relative to the surface without tipping over; and (3) a hozzle (i.e., an end effector holder) attached to the rocker for rotation therewith, the end effector being coupled to the hozzle by an elastomeric gasket or a plurality of springs which allow the orientation of the end effector relative to the hozzle to change in response to contact forces.


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    Title :

    Apparatus for automated rastering of an end effector over an airfoil-shaped body



    Publication date :

    2016-05-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen



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