Semiconductor wafer support lift-pin assembly
First Claim
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1. A modular lift-pin assembly comprising:
- a lift-pin having a distal end;
a connector, comprising;
an actuator end having a plurality of catch fingers disposed around said actuator end, wherein each of said plurality of catch fingers includes a lip extending radially inwards;
a lift-pin end coupled to said distal end of said lift-pin; and
an actuator pin coupled to the actuator end of said connector.
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Abstract
A modular lift-pin assembly includes a lift-pin having a distal end, a connector, and an actuator pin. The connector includes an actuator end having a plurality of catch fingers disposed around the actuator end. Each of the plurality of catch fingers includes a lip extending radially inwards. A lift-pin end is coupled to the distal end of the lift-pin, and the actuator pin is coupled to the actuator end of the connector.
206 Citations
20 Claims
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1. A modular lift-pin assembly comprising:
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a lift-pin having a distal end;
a connector, comprising;
an actuator end having a plurality of catch fingers disposed around said actuator end, wherein each of said plurality of catch fingers includes a lip extending radially inwards;
a lift-pin end coupled to said distal end of said lift-pin; and
an actuator pin coupled to the actuator end of said connector. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A semiconductor wafer processing chamber, comprising:
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a substrate support platform having a centrally disposed recess;
a base disposed above said centrally disposed recess;
a substrate support disposed over said base;
a plurality of lift-pin holes extending through said support platform, said base, said substrate support, and circumscribing said centrally disposed recess;
a plurality of modular lift-pin assemblies slidably extending through said lift-pin holes;
said modular lift-pin assemblies each comprising;
a lift-pin having a distal end;
a connector, comprising;
an actuator end having a plurality of catch fingers disposed around said actuator end, wherein each of said plurality of catch fingers includes a lip extending radially inwards;
a lift-pin end coupled to said distal end of said lift-pin; and
an actuator pin coupled to the actuator end of said connector; and
a lift-arm assembly disposed below said base and engaging said plurality of modular lift-pin assemblies. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. The processing chamber of claim 19 wherein said support platform further comprises a C-shaped slot in a second surface of said support platform and having a distance extending radially from said centrally disposed recess;
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said connecting portion is coupled to an actuator for providing movement for extending said lift-pins. - View Dependent Claims (20)
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Specification