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Beyond Blue

Builder:
David LeFrancois
Location:
Cobourg, ON - Canada
Aircraft:
David LeFrancois - Cozy MKIV
Engine:
Lycoming - O-360
Prop:
-
Total Build Time:
773 Hours

Welcome to my experimental aircraft Web site.

The Cozy Mark IV is a 4-place, single engine, homebuilt light aircraft designed by Nat Puffer. The aircraft is constructed from foam and fiberglass. The Cozy Mark IV is constructed from materials such as Divinycell, blue styrofoam, polyurethane foam and fiberglass (RA7715 and RA7725), MGS L285 and MGS L335 epoxy systems or EZ-Poxy.

The Cozy is a widened derivative of the Rutan Long-EZ, designed with blessings from Burt Rutan.

The Cozy Mark IV has a plans maximum gross weight of 2050 lb and cruises at 170 knots (~200 statute mph).

Engine--- Lycoming O-360 180 hp.

Wing Span 28.1 ft Take-off solo/gross 1200/1700 ft.
Wing area 88.3 ft2 Climb solo/gross 2000/1200 fpm
Canard Span 12.6 ft Cruise 75% 8000 ft. 220 mph
Canard Area 14.7 ft2 Cruise 40% 12000 ft. 185 mph
Length 16.9 ft Max. range 75% 1000 mi
Height 7.9 ft Max. range 40% 1300 mi.
Cabin W/H 42/39 Ceiling 20,000+ ft.
Max. front seat 400 lbs. Ldg.Dist.solo/gross 1000/1300 ft.



Recent Activity
 Date Hours Work Log Summary Details
 01-18-2020
2.5
Installing Plywood Inserts
Details
       

 01-12-2020
3.0
Fabricate Angle Brackets
Details
       

 01-11-2020
2.5
Fabricate Plywood Inserts
Details
       

 01-04-2020
1.5
Flox Aluminum Tabs
Details
       

 01-01-2020
2.0
Install Shoulder Harness Attachments
Details
       

 12-31-2019
1.5
Fasten Nutplates To Aluminum Plates
Details
       

 12-27-2019
1.5
Prepare Shoulder Harness Bolt Attachment Plates
Details
       

 11-10-2019
1.0
Shoulder Support Reinforcements
Details
       

 10-12-2019
2.5
Reinforce The Shoulder Support Anchor Points
Details
       

 10-09-2019
4.0
Shoulder Brace 2-ply BID Lay Out
Details
       










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