Semi-flexible type shaft driven system for small-sized unmanned helicopter tail rotor

Semi-flexible type shaft driven system for small-sized unmanned helicopter tail rotor

CN
  • CN 201,148,210 Y
  • Filed: 12/26/2007
  • Issued: 11/12/2008
  • Est. Priority Date: 12/26/2007
  • Status: Active Grant
First Claim
Patent Images

1. small-sized depopulated helicopter tail-rotor half a gentle formula axle passes system, it is characterized in that:

  • comprise tail pipe (1), transmission shaft (5), bevel gear (7), elastic coupling (6), bearing seat (3), bearing (2) and seal ring (4), transmission shaft (5) two ends use elastic coupling (6) to be connected and fixed the power input respectively, output bevel gear (7), some bearings (2) are installed on the transmission shaft (5), bearing (2) is fixed in bearing seat (3), be cut with rectangular channel on the external diameter circumference of bearing seat (3) and place seal ring (4), bearing seat (3) is to rely on seal ring (4) to be supported on the inwall of helicopter tail pipe (1).

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