TheRoleAide is an interactive barricade tape of which the role-up system issimilar to that of a tape measure. The flexible tape is made out of organic solar cells and chargesthe internal batteries by day. By night the energy is used to power picoledswhich are located on the foil. Pressing the small function button lets youswitch between pre-programmed sequences.
Theseare some views of the product, seen on top is the lock (yellow part). On thebottom you can see the function button (small, yellow and round) andunderneath, the tape itself.
The tape consists of organicsolar cells, reflective borders, protection foil, picoleds and thenecessary circuits.
For a firm connection, the RoleAide is provided with a carabiner hook and cableties.
Becauseof the opv’s lifetime (+- 1 year) and the big range in signalization possibilities, I madethe tapes replaceable. 
Whatmakes The RoleAide so handy is its compact size, powerful structure and itsability to operate completely independent.
Seenhere is The RoleAide in use, by day and by night.
During the day the color and reflective borders make a good contrast with the surroundings.
At night, the picoleds provide a better visibility.
Thefoil housing is provided with electrical contact points on the inner side. Whenthe foil housing is placed over the rotating housing, the “foil housingcontacts” get linked with the contact points on the outside of the “rotatinghousing”. This way, the replaceable foil gets connected with the internalbatteries. The printed circuit board (driver for the picoleds) is connected by usinga “slip ring”.

All plastic components can be produced by plastic injection molding.
For the housing I would recommend ABS, the protective rubber can be made out ofeco-friendly silicone rubber. Other internal components could also be made outof ABS (acrylonitrile butadiene styrene) or PP (polypropylene), depending on theprice, strength and lifetime of the part.
Shown above is an exploded view of the product and the orderin which the parts are assembled.
The RoleAide
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The RoleAide

The RoleAide is an interactive barricade tape.

Published: