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Sonata

Designer

Robert Nowakowski, Mikołaj Wierszyłłowski
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Key features

The wide seat, ergonomically contoured backrest, elegant polished armrests and modern mechanism create a harmonious whole ‒ the incredibly comfortable and reliable armchair.

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Robert Nowakowski, Mikołaj Wierszyłłowski

Robert Nowakowski, born in 1971, is a graduate of the Academy of Fine Arts in Poznań (Poland) at the Interior and Industrial Design Department. He started his professional career as a co-founder of the design studio RM Projektanci together with Mikołaj Wierszyłłowski in 2001–2005.

Mikołaj Wierszyłłowski graduated from the Academy of Fine Arts in Poznań, the Interior and Industrial Design Department. He has worked as an assistant lecturer at the design studio of the Academy of Fine Arts in Poznań. In 2001, together with Robert Nowakowski, he opened a design studio. Today he is involved in interior and product design at the Wierszyłłowski i Projektanci design studio.

Specification

Synchronous mechanism (ES) – functions:
(Sonata Lux)

  • synchronous tilting of backrest and seat with tilt range 10° for the seat and 20° for the backrest,
  • possibility of backrest lock in 6 positions,
  • precise and continuous backrest tilt force adjustment from 45 kg to 110 kg,
  • seat depth adjustment range approx. 63 mm,
  • independent adjustment of the seat tilt reverse to the backrest, adjustment range 3°,
  • adjustable chair height with a gas lift,
  • Anti-Shock – a feature protecting the user's back from being hit by the backrest after the lock is released.

Multiblock mechanism (MPD-170) – functions:
(Sonata Lux)

  • free floating possibility (seat and backrest),
  • possibility of seat and backrest lock in 5 positions,
  • backrest tilt angle from +16° to -2°,
  • adjustable height with a pneumatic lift,
  • adjustable backrest tilt force,
  • Anti-Shock – a feature protecting the user's back from being hit by the backrest after the lock is released.

Multiblock mechanism with a stronger spring (MPD 165/78) – functions:
(Sonata XXL, Sonata 24/7)

  • free floating possibility (seat and backrest),
  • possibility of seat and backrest lock in 5 positions,
  • backrest tilt angle from +16° to -2°,
  • adjustable height with a pneumatic lift,
  • adjustable backrest tilt force,
  • Anti-Shock – a feature protecting the user's back from being hit by the backrest after the lock is released.

Seat, backrest, headrest

Sonata 24/7 and Sonata XXL:
The main structure in the form of a shell is made of 9-layer beech plywood (thickness 13.5 mm).

Seat – structure made of 5-layer plywood, 7.5 mm thick, covered with:

  • foam with a density of 40 kg/m3, 20 mm thickness,
  • foam with a density of 40 kg/m3, 40 mm thickness,
  • foam with a density of 40 kg/m3, 60 mm thickness.

Backrest – structure made of 5-layer plywood, 7.5 mm thick, covered with:

  • foam with a density of 40 kg/m3, 10 mm thickness,
  • foam with a density of 40 kg/m3, 20 mm thickness,
  • foam with a density of 40 kg/m3, 60 mm thickness.

The backrest / seat back is covered with foam with a density of 30 kg/m3, 9 mm thickness.
The armchair is upholstered on both sides – with the WK upholstery for the 24/7 version, or with the upholstery determined by the valid offer for the XXL version.

Headrest – fixed upholstered (HRU) or adjustable upholstered (HRUA); the structure is made of 5-layer plywood, 7.5 mm thick, and covered with a profile element made of the R-70 foam. The headrest is upholstered on both sides with the same upholstery type and colour as the whole chair.

Armrests

Sonata 24/7 and Sonata XXL:

Fixed armrests – the structure is made of Ø 22 × 2.5 mm steel tube covered with a chromium-plated galvanic coating. The armrest pads are made of solid wood and covered with foam with a density of 25 kg/m3, 9 mm thickness.

  • For the 24/7 version – the armrest pads are upholstered with the WK upholstery in the same colour as the whole chair.
  • For the XXL version – the armrest pads are upholstered with the same upholstery type and colour as the whole chair or optionally with black leather.

Base

Sonata 24/7 and Sonata XXL:
Five-star base made of polished aluminium.

Castors

Sonata 24/7 and Sonata XXL:
Black double-link castors for soft or hard floors, with a load-controlled braking mechanism.

Want to know more?

Contact us

Projects

Eniro

Warsaw, Poland

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