| |
A A A
Capabilities

Systems Engineering

Partnerships and co-designed Systems are a specialty of Lee Air's Engineering culture.  Value streams are realized by combining the specialized skill sets of AC & DC Motor, Digital & Analog Controls, Power Screw & Rotary Actuation Engineers.  Development coalitions have repeatedly proven the efficiency of cooperative system design and reduced time to market.  Professional experience includes:

  • Landing Gear – Retraction & Brakes
  • Flight Controls – Primary, Trims, Flaps & Load Alleviation
  • ECS – Vapor Cycle
  • Utility – Doors & Valves 
Electromechanical Brake
  • Used on large UAV (+3000 lb Max Gross Wt)
  • 28Vdc BLDC, High response rate, ~ 11 Hz
  • Closed loop circuit (Pressure, Tach Gen Pos) – analog
  • Master Cylinder, Brake Caliper
Electromechanical Gear Retraction
  • Used on Large UAV & Part 23 VLJ Aircraft
  • Main & Nose Landing Gear Partnership
  • Brushless DC Motor/Gearbox with Brake
  • Internal Controller
  • Self-rigging
  • Emergency Free Fall
Compressor Drive
  • Used on Part 23 Aircraft
  • Vapor Cycle System Partnership
  • 28Vdc BLDC, 3-5 hp
  • Controller – 135 Amp capable, 112 Amp Certified
  • Level E Software for Monitor
  • Gearbox or Pulley Configuration 
High Speed Actuator
  • Used on Part 23 Aircraft
  • Load Alleviation System Partnership
  • Loads under 500 lbs
  • Redundant LVDT Monitor & Control
  • 28Vdc BLDC, response rate, ~12 Hz
  • Closed loop circuit (Accel, Tach Gen Pos) – analog
  • May use software for Bit or Monitor 
Flaps
  • Used on large UAV & Part 23 Aircraft
  • Fowler or Hinged type Flaps
  • Torque tube, Flex Shaft, and Fly-by-Wire configurations
  • Electromechanical Actuation
  • Position/Symmetry Indication
  • Flap Controller/DC Motor-Gearbox
  • Cockpit Control Handle & Harnesses

 

External Utility Door
  • Used on Part 23 Aircraft & UAVs
  • Cloaking Door Partnership
  • Rotary Actuator with Integrated Controls
  • Cloaking Door Assembly
  • Door Guide Rails
  • Door Guide Compression Rollers

 

 

3000 S. Hydraulic Ave | Wichita, KS 67216 | 316.524.4622