Description Files (8)

Summary

Quick and simple contraption to measure the line lengths of your paraglider.

Check a quick video of the assembly here - https://youtube.com/shorts/U0eICzSEE3M

Parts to print

File	Quantity	Comments
`riser_carriage.stl`	1	The carriage/sledge to connect the riser and 5kg counterweight
`target.stl`	1	The laser target. Screw this onto the riser carriage
`pulley.stl`	1	The pulley
`pulley_close.stl`	1	Insert the 608 bearing into the pulley, and use this part to close the open end
`pulley_end_stop.stl`	1	Insert the pulley into this, and use this to stop the rails from moving
`end_stop`	3	use this on either sides of the rails to prevent them from moving. You may screw this to the table surface
`laser_carriage.stl`	1	use this to mount the laser and measure the line length at the connections near your glider

Item	Quantity	Comments
MGN15H linear rails with block 300-500mm	2	It should be possible to use MGN12 rails, and you can use the parameters in the fusion model to tweak the parameters
M3x8mm screws	8	To bolt down the carriages to the MGN block
M3/M4x50mm screws (with bolts and washers)	2	1 screw for 5kg weight, another screw to connect the risers
M3x10mm/M3x12mm screw with bolt and washers	1	To screw the laser target to the carriage
M3x30mm (or longer)	4	To screw the endstops into a table surface
M8xX35mm screws (with bolts and washers)	1	To connect the pulley
608 bearing (used in roller skates/skateboard)	1	For the pulley
5KG counter weight	1	-
Lines/rope	-	to connect sled to 5KG counter weight
Laser meter	1	-
Double sided tape/velcro	-	To attach the laser meter to the sled

Additional keywords to help with the search
paragliding, paraglider, trim, measurement, line length, laser