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miniLAK

Summary

The LAK-17 MINI is a new generation FAI 13,5 m class sailplane. LAK-17 MINI is made of hybrid composite materials such as kevlar, carbon, glass fibre. The wing spar is made of modern carbon rods GRAPHLITE SM315 and has a double T section. The weight of each wing panel is 40 kg. The airbrake are situated in upper surfaces only.

The retractable landing gear has a 350×15 mm tire and shock absorber. The hydraulic main wheel brake is actuated by an air brake handle. The rudder pedals are adjustable in flight. All controls, hook up automatically. The wings incorporate fork – type spar roots joined with two pins. The elevator hooks up automatically during assembly.

The cockpit is of monocoque construction. The manually controlled seat pan and an adjustable seat back together with optimally arranged control elements offer notable comfort on long flights. The one piece Weiss canopy hinges forward. On the left side there is a sliding window with ventilation scoop. The instrument panel lifts up together with the canopy.

Sailplane could be produced in three versions:

  • LAK-17 MINI – pure glider with fuselage ballast tank jettisonable in flight;
  • LAK-17 MINI T – this motorglider is with retractable selflaunching system with Solo 2350 engine.
  • LAK-17 MINI FES – motorglider Front Electric selflauncher is a highly effective propulsion system with a light but powerful brushless electrical motor and small and foldable propeller at the front part of fuselage.

The brochure for the MINI LAK can be found here.

Empty Weight, kg
213
MTOW, kg
350
Water Ballast in Wings, kg
80
Min Wing Loading, kg/m²
33
Max Wing Loading, kg/m²
41.6
Wing Span, m
13.5
Wing Area, m²
8.41
Fuselage Length, m
6.53
Fuselage Height, m
1.32
V_ne, km/h
230
G Limits Without Ballast
-2.65/+5.3
Type
SOLO 235
Overall system weight, kg
50
Propeller Diameter, m
0.9
  • Landing gear position warning when opening the airbrakes;
  • Shock absorbing foam cushion;
  • Air inflatable back support pillow, in-flight adjustable to the desirable spine position-strongly recommended to improve your sports results;
  • Antenna for a transponder preinstalled in the fin;
  • Factory installed ELT;
  • Holes in the fin water ballast tank protects from overfilling the tank and CofG moving behind the limits;
  • LED strobe, low energy consumption;
  • Factory installed oxygen system;
  • Tinted canopy glass;
  • Air extractor;
  • Microphone in the instrument panel;
  • Choice of cushion materials, fitting the LAK standard shape or a customized shape:
  • Sockets for a headset;
  • Installation of a CD or USB player;
  • Bluetooth devices.
Empty Weight, kg
213
MTOW, kg
350
Water Ballast in Wings, kg
80
Min Wing Loading, kg/m²
33
Max Wing Loading, kg/m²
41.6
Wing Span, m
13.5
Wing Area, m²
8.41
Fuselage Length, m
6.53
Fuselage Height, m
1.32
V_ne, km/h
230
G Limits Without Ballast
-2.65/+5.3
Type
FES-LAK-M100
Overall system weight, kg
52
Batteries weight
32kg
Total Energy Capacity of the Batteries, kWh
4.2
Single Battery Charging Time, h
4
Continuous Power, kW
20
Max Power, kW
22
Propeller Diameter, m
1.0
  • Landing gear position warning when opening the airbrakes;
  • Shock absorbing foam cushion;
  • Air inflatable back support pillow, in-flight adjustable to the desirable spine position-strongly recommended to improve your sports results;
  • Antenna for a transponder preinstalled in the fin;
  • Factory installed ELT;
  • Holes in the fin water ballast tank protects from overfilling the tank and CofG moving behind the limits;
  • LED strobe, low energy consumption;
  • Factory installed oxygen system;
  • Tinted canopy glass;
  • Air extractor;
  • Microphone in the instrument panel;
  • Choice of cushion materials, fitting the LAK standard shape or a customized shape:
  • Sockets for a headset;
  • Installation of a CD or USB player;
  • Bluetooth devices.
Empty Weight, kg
163
MTOW, kg
350
Water Ballast in Wings, kg
80
Min Wing Loading, kg/m²
33
Max Wing Loading, kg/m²
41.6
Wing Span, m
13.5
Wing Area, m²
8.41
Fuselage Length, m
6.53
Fuselage Height, m
1.32
V_ne, km/h
230
G Limits Without Ballast
-2.65/+5.3
  • Landing gear position warning when opening the airbrakes;
  • Shock absorbing foam cushion;
  • Air inflatable back support pillow, in-flight adjustable to the desirable spine position-strongly recommended to improve your sports results;
  • Antenna for a transponder preinstalled in the fin;
  • Factory installed ELT;
  • Holes in the fin water ballast tank protects from overfilling the tank and CofG moving behind the limits;
  • LED strobe, low energy consumption;
  • Factory installed oxygen system;
  • Tinted canopy glass;
  • Air extractor;
  • Microphone in the instrument panel;
  • Choice of cushion materials, fitting the LAK standard shape or a customized shape:
    • Natural leather;
    • Artificial leather;
    • Fabric;
    • Sheep skin;
    • Latex;
    • Shock absorbing.
  • Sockets for a headset;
  • Installation of a CD or USB player;
  • Bluetooth devices.