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Sada Bike Җыелма велосипед by Gianluca Sada

Sada Bike Җыелма велосипед by Gianluca Sada is a highly esteemed winner of the very prestigious 2020 A' Design Award Алтын бүләге in Транспорт Чарасы, Мобильлек һәм Ташламачылык Дизайны Competition Category.


АлтынТранспорт чарасы· 2020

Sada Bike Җыелма велосипед

by Gianluca Sada

Client: Adler Group

A' Design Award Алтын бүләге Winner in Транспорт чарасы Category

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Verified Award Winner

Verify Award Status for #100285

Colors

The Design

About Sada Bike Җыелма велосипед

Sada Bike — 26 дюймлы тәгәрмәчле, күчәрсез (втулкасыз) җыелма велосипед. Зур тәгәрмәчләр гадәти велосипедтагы кебек уңайлы утыру торышын тәэмин итә. Һәр тәгәрмәч өч ноктада тотыла: алгы нокталар канат (крыло) конструкциясенә урнаштырылган, ә арткы нокталар обод эчендә урнашкан. Чылбыр хәрәкәтне аскы тәгәрмәчкә тапшыра, ул исә әйләндерү моментын арткы ободка күчерә. Рама бердәнбер үзәк таяныч ноктасы тирәсендә борыла, шуңа күрә бөтен конструкция бер хәрәкәт белән зонтик зурлыгына якын формага җыела. Җыелган велосипедны иңбашка асып йөртергә яки арба кебек тәгәрәтеп алып барырга мөмкин.

The Recognition

About the A' Design Award Алтын бүләге

Sada Bike Җыелма велосипед – A' Design Award Алтын бүләге җиңүчесе, бу гаять абруйлы танып белү, ул беренче класслы, тансык һәм күренекле дизайннарга бирелә. Алтын җиңүчеләре – үз дизайнерларының талантын, зирәклеген һәм осталыгын чагылдыручы бик яңа, киң карашлы һәм ялтырап торучы иҗат җимешләре. Sada Bike Җыелма велосипед чагыштыргысыз кыйммәт китерүче бик мактаулы, тенденция билгеләүче һәм монументаль уйлап табу булыр дип көтелә. A' Design Award Алтын бүләге җиңүче бу дизайн – сәнгать, фән, дизайн һәм технология чикләрен зур файда белән киңәйтүче искиткеч һәм хөрмәтле проект. Sada Bike Җыелма велосипед көчле теләк хисләрен тудыра, дәрт уята, иҗатны рухландыра һәм безне кызыксындыра.

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

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
Team Members
Inventor and Designer: Ing. Gianluca Sada
Product Development Manager: Luca Scudieri
Image Credits
Image Frozen Light studio

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