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Gera 主要功能:椅子 by Alessandra Delgado

Gera 主要功能:椅子 by Alessandra Delgado is a highly esteemed winner of the very prestigious 2026 A' Design Award 金獎 in 傢俱設計 Competition Category.


金傢俱· 2026

Gera 主要功能:椅子

by Alessandra Delgado

Client: Alessandra Delgado Design

A' Design Award 金獎 Winner in 傢俱 Category

50,776

Verified Award Winner

Verify Award Status for #173664

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The Design

About Gera 主要功能:椅子

Book Text:Gera 係一款木製設計,靈感源自巴西現代主義家具,以及 Geraldo de Barros 作品中呈現嘅結構清晰感。以認證巴西 jequitiba 木材同天然皮革打造,唔含任何金屬部件或者外露嘅緊固件。隱藏式接合保持咗視覺上嘅連貫性,而張緊嘅皮革表面則貼合身體。透過減省物料、負責任嘅材料採購同結構上嘅精準度,呢件作品闡述咗一場對人體工學同可持續耐久性嘅探索。

The Recognition

About the A' Design Award 金獎

Gera 主要功能:椅子是 A' Design Award 金獎得主,這是授予一流、絕妙而傑出設計的極為崇高的認可。金獎得主是極具創新、極富遠見且璀璨奪目的創作,反映出其設計師的天才、智慧與才幹。預計Gera 主要功能:椅子將成為一項備受讚譽、引領潮流、氣勢恢宏的發明,帶來前所未有的價值。這件贏得 A' Design Award 金獎的設計是一個壯觀而受人敬重的項目,極大地造福並拓展藝術、科學、設計和技術的界限。Gera 主要功能:椅子激起強烈的渴望,喚起激情,鼓勵創造力,令我們著迷。

Behind the Design

Press Kit

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

Unique Properties
Gera Chair redefines solid wood seating through structural minimization. Developed exclusively with wood and leather as load-bearing systems, it eliminates metal reinforcement and visible fasteners. The tensioned leather seat operates as a structural membrane, while concealed joinery ensures load transfer and rigidity. Weighing 4 kg, the chair achieves resistance through geometry and material behavior rather than mechanical devices.
Dimensions & Packaging
Dimensions W 525 mm x D 570 mm x H 830 mm.
Weight 4.0 kg.

The geometry was defined through ergonomic studies to ensure lumbar support and seating stability. The curved back rail follows the natural contour of the spine, while the structural proportions allow high resistance with reduced mass. The low overall weight facilitates transport, handling and spatial flexibility without compromising durability.
Tags
Chair, Gera Chair, Wood, Dinning Chair, Wooden Chair, Sustainable materials
Production Technology
The chair was developed through structural reduction and load optimization studies. Certified Brazilian jequitiba was selected for its favorable density to weight ratio, fiber stability and bending resistance, allowing minimized cross sections without metal reinforcement. Mortise and tenon joints ensure axial load transfer and torsional rigidity. The seat, composed of two bonded natural leather layers, operates as a tensioned membrane fixed beneath the frame, distributing loads dynamically while maintaining a total mass of 4 kg.
Design Challenge
The primary challenge was achieving structural integrity through material behavior rather than reinforcement. Identifying a wood capable of sustaining reduced sections without compromising resistance led to the selection of certified jequitiba. Designing a suspended leather seat functioning as a structural membrane required extensive prototyping and geometric refinement. Achieving a 4 kg solid wood chair demanded continuous structural recalibration and concealed joinery precision.
Research
This is applied design research focused on structural efficiency through material minimization. The objective was to develop a lightweight, durable chair using only wood and leather as load-bearing systems. Methodology included iterative prototyping, ergonomic validation and material performance testing. Results demonstrate that geometry and tensioned leather behavior can replace mechanical components, achieving structural stability at 4 kg. The research advances sustainable, repairable furniture production through reduction-based design logic.
Inspiration
Gera Chair originates from an investigation into structural reduction in Brazilian modernism, particularly the constructive clarity found in the work of Geraldo de Barros. The project explores how geometry, proportion and material logic can generate resistance and comfort without auxiliary mechanisms. Rather than referencing form, the design references structural intelligence, translating modernist principles into a contemporary reduction-based seating system.
Project Duration
The project started in September 2024 in Sao Paulo, Brazil. It was presented as a prototype at Salone del Mobile in Milan in April 2025. Industrial development and final production adjustments were completed in May 2026 in Uba, Brazil.
Operation Flow
Gera Chair offers intuitive interaction. Weighing only 4 kg, it can be easily moved and repositioned. As the user sits, the leather gently adapts to body weight, enhancing comfort without adjustments or mechanisms. The curved wooden structure supports the back naturally. Comfort is achieved through the behavior of materials and form rather than mechanical systems, resulting in a simple and immediate user experience.
Patents
pendind patent number
Image Credits
Photografer Alessandra Delgado Design, 2025

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