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RAT actuator fine adjustment assembly

  • US 9,714,098 B2
  • Filed: 05/01/2012
  • Issued: 07/25/2017
  • Est. Priority Date: 05/01/2012
  • Status: Active Grant
First Claim
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1. A ram air turbine system comprising:

  • a hydraulic actuator having a hydraulic cylinder housing with a threaded portion;

    a rod having a threaded region at or near one end and an eyelet at an opposite end; and

    a rotatably adjustable bushing having a first thread engaged with the threaded portion of the hydraulic cylinder housing, and a second thread engaged with the threaded region of the rod, such that an actuation force can be transmitted between the hydraulic actuator and the rod through the bushing, wherein the bushing is rotatable relative to the hydraulic cylinder housing and the rod, and wherein the first and second threads of the bushing have different pitches.

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