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Sada Bike Vélo pliant by Gianluca Sada
Sada Bike Vélo pliant by Gianluca Sada
Sada Bike Vélo pliant by Gianluca Sada
Sada Bike Vélo pliant by Gianluca Sada
Sada Bike Vélo pliant by Gianluca Sada

Or Véhicule · 2020

Sada Bike Vélo pliant

by Gianluca Sada

  • A' Design Award d'Or 2020 in Véhicule
  • CLIENT: Adler Group
  • Estimated Number of Design Views: 60,998
  • Verification code 3AB73454ED · Verify this award
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About Sada Bike Vélo pliant

Sada Bike est un vélo pliant sans moyeu doté de roues de 26 pouces. Ces grandes roues favorisent une position de conduite confortable, semblable à celle d'un vélo classique. Chaque roue est maintenue en trois points : les points avant sont intégrés à la structure du garde-boue, tandis que les points arrière prennent place à l'intérieur de la jante. Une chaîne transmet le mouvement à une roue inférieure, qui transfère le couple à la jante arrière. Le cadre pivote autour d'un unique point d'appui central, si bien que l'ensemble de la structure se referme d'un seul geste pour atteindre un format proche de celui d'un parapluie. Une fois plié, le vélo peut se porter sur l'épaule ou se déplacer à la manière d'un chariot.

About the A' Design Award d'Or

Sada Bike Vélo pliant est lauréat de l'A' Design Award d'Or, une reconnaissance immensément prestigieuse décernée à des designs de premier ordre, merveilleux et remarquables. Les lauréats Or sont des créations extrêmement innovantes, visionnaires et d'un éclat glamour éblouissant, qui reflètent le génie, la sagesse et la maîtrise de leurs concepteurs. Sada Bike Vélo pliant est censé être une invention très louée, avant-gardiste et monumentale, qui apporte une valeur sans précédent. Ce design lauréat de l'A' Design Award d'Or est un projet spectaculaire et respecté qui sert grandement l'art, la science, le design et la technologie et en repousse les limites. Sada Bike Vélo pliant crée de vifs sentiments de désir, éveille la passion, encourage la créativité et nous fascine.

Press Kit

Unique Properties
The SadaBike have 5 strategic points:
1) Hubless bike.
This means: Innovative Design and very good ergonomics and comfort.
2) Hubless and foldable bike:
It has a special fulcrum in the center, all the frame folds, into a compact shape, similar to an umbrella.
3) Foldable with a single movement.
4) Portable on Shoulder:
The small size has the advantage of carrying the bike on the shoulder.
5) Portable as a Trolley:
The backpack presents a central hinge that allows the expansion in the trolley mode.
Dimensions & Packaging
Sada Bike measurements:

In «open version» Sada Bike is like a «normal» 26 inch bike: 1640mm; 980mm; 530mm

The dimension of only the frame, is like an umbrella and included rims, overall measurements are: 700mm; 600mm; 280mm
Tags
Hubless, Foldable, Trolley, Umbrella Bike
Production Technology
The parts of this bike are in aluminum alloy (7075 Ergal) made by CNC process. The next prototype and the production will be made in Ergal and carbon fiber.
Design Challenge
The bicycle without spokes was a challenge between innovation and design. The search for the perfect circle and the study of the laws of physics, yet the commitment, perseverance, with a certain amount of obstacles and falls have made it possible to operate the circle without rays, without constraint to the hub .. and again ... the search of technical and industrial partner, led me to finalize an essential design with extreme innovation.
Research
The result of the project is a 26 inch foldable bicycle with a minimum size when folded (the frame dimension is barely the size of an umbrella) for hand-transport.
Sada Bike, despite the sizes of its wheels and the total absence of hubs and spokes, when folded, is the lightest and least cumbersome foldable bike on the market as it can be transported in an elegant trolley. Other foldable bikes have tiny wheels and frame enhancing manageability at the expense of stability and safety.
Inspiration
Demanding mobility-related service has its consequences on society: street congestion of metropolitan hubs is the everyday challenge commuters have to face and it is a source and stress and delays.
«You never change things by fighting against the existing reality. To change something, build a new model that makes the old model obsolete.» R.Buckminster Fuller
Promoting and enabling virtuous behaviors for smart mobility, intermodality, sustainability for the environment are the values driving Sada Bike
Project Duration
The main exhibitions are:
SMAU Torino (Torino Italy 05/2014); Napoli Bike Festival (Napoli Italy 09/2014); Forum del Design (Milano Italy 10/2014); TEDx Bologna (Bologna Italy 10/2014); Bike to the future: Design Museum Gent (Belgium 10/2016), Bloomfield Science Museum (Jerusalem Israel 05/2017), Universum Bremen (Germany 04/2018), Citta della Scienza (Napoli Italy 4/2019), Science and Technology Museum (Ottawa Canada 04/2020), Franklin Institute (Philadelphia USA 04/2021).
Operation Flow
The frame is composed mainly of 4 parts similar to a scissor front and a rear. Each wheel is supported in 3 points: the front ones are inserted in the fender structure, while the rear ones are allocated inside the rim.
The bending system has a central fulcrum around which the front and rear parts of the structure and allows it to close the whole frame in a very compact way.
The Sada Bike has a change in the lower wheel that transmits the motion, which allows multiplying the speed of 3 times. The chain then transmits the motion to the lower wheel that transfers torque to the rear rim.
Patents
Patented No. PCT EP2011​ 878
Italy EP2509854A1, Europe EP2509854B1, USA US20120319377

1st Classified for: Idea TO; The best innovative thesis 2010
Thesis awarded at 55 Congress of order of Engineers of Italy

Project selected for 200 Young talent of Italy
Event held by the Minister of Youth, Rome 17-20 November 2010
Image Credits
Image Frozen Light studio

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