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Direction controlled service apparatus

  • US 9,457,907 B2
  • Filed: 04/15/2013
  • Issued: 10/04/2016
  • Est. Priority Date: 04/15/2013
  • Status: Active Grant
First Claim
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1. A direction controlled service apparatus comprising:

  • a mounting assembly;

    a housing assembly configured to operably connect to said mounting assembly, said housing assembly being movable with respect to said mounting assembly;

    a plurality of actuators connected between said mounting assembly and said housing assembly, wherein each actuator of said plurality of actuators comprises a shape memory alloy wire and contracts upon application of an electric current; and

    at least one locking mechanism configured to releasably secure said housing assembly in a fixed position with respect to said mounting assembly, wherein said locking mechanism comprises;

    a latch movable between an open and a closed configuration, said latch being configured to operably engage said housing assembly upon being set in said closed configuration;

    a latch release movable between an engaged and a disengaged configuration, said latch release being configured to operably engage said latch upon being set in said engaged configuration;

    a latch actuator operably connected to said latch, said latch actuator being configured to move said latch into said open configuration; and

    a latch release actuator operably connected to said latch release, said latch release actuator being configured to move said latch release into said disengaged configuration;

    wherein said latch actuator and said latch release actuator are each configured to contract upon a current being applied to one of said latch actuator or said latch release actuator, said latch actuator and said latch release actuator each comprising a shape memory alloy wire.

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