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ThorbisInterface Guidelines (opens in a new tab)

All product design

Braun and Dieter Rams physical products

Restrained tools, a shared house line, named finishes, tool-free kits, and repair paths with a printed type code.

Status: research-only. Checked: 2026-10-09.

English Braun and Vitsœ pages read on 2026-10-09 for appliances and furniture associated with Dieter Rams. Thorbis direction is a dark body and white lettering. Off-white, silver, and beech are observed finishes, not the Thorbis core.

Restraint is a test the designer applies to the object.

Vitsœ publishes Dieter Rams's ten principles and the late-1970s question he asked of his own work, quoting his worry about "An impenetrable confusion of forms, colours and noises." Principle 5 says products that fulfill a purpose are like tools, neither decorative objects nor works of art, and that their design should be neutral and restrained. Principle 6 says good design does not make a product more innovative, powerful, or valuable than it really is. Principle 10 says "Less, but better," because the product concentrates on the essential aspects and is not burdened with non-essentials. The Vitsœ FAQ repeats the ten short titles and the briefer line "less, but better." Braun's design history page says the products consciously eschew what is trendy, spectacular, loud, or obtrusive, and it repeats "Less, but better."

Proposed translation: Before a Thorbis hardware part ships, name the job it changes. Remove it when it does not. Keep the core body dark and the lettering white, as the Thorbis translation of a neutral tool, and state any performance claim as one sourced number.

Why: A part that does not change the job makes the object louder and the real control harder to find.

Refuse: Copying a Braun silhouette, the Braun wordmark, or appliance white as the core Thorbis body. Do not paste the ten principles into the software constitution; that credit already lives on the Rules page.

Proof required: On a prototype, remove one candidate part and record whether the intended person can still complete the job. Reject any claim that lacks a source page.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Ten principles for good design (opens in a new tab), Vitsœ: Frequently asked questions (opens in a new tab), Braun US: The history of Braun design and innovation (opens in a new tab)

The object should explain its own structure.

Vitsœ's fourth principle says good design clarifies the product's structure, can make the product talk, and at best is self-explanatory. The example under that principle is the T 1000 world receiver, 1963, by Dieter Rams for Braun. Braun's design history page describes Braun Design as technical innovation, a new aesthetic, and user-friendliness thought through to the smallest detail. The same page says the form follows the function, the products are designed for a reason, and they are meant to be intuitive to use.

Proposed translation: Place each Thorbis control so its position and label tell the action. Write the human job on the product page before the part name. Keep a short manual for recovery, not for the ordinary action.

Why: A person should know what a control does from its place and its label before opening a manual.

Refuse: Copying the T 1000 panel, a Braun button layout, or a Braun appliance silhouette.

Proof required: Ask a first-time operator to start, stop, and put the object away without coaching, and record the actions that still need the manual.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Ten principles for good design (opens in a new tab), Braun US: The history of Braun design and innovation (opens in a new tab)

One house line, with the designer of each object named.

Braun's design history page says a common design foundation connects all Braun products into one line, however different the functions. It says Artur Braun designed the Radio SK 1/2 with Fritz Eichler in 1955, and that Hans Gugelot and Otl Aicher then worked with the Braun team on a new radio and phonographic line. Dieter Rams is named head of design from 1961 to 1995. Peter Schneider, head of design from 1995 to 2008, is credited with the redesign of the Braun logo and with an attempt to leave the tight style Rams had set. Oliver Grabes, head of design since 2009, is quoted calling the current approach "Strength of Pure." On the principles page, the ET 66 calculator of 1987 is credited to Dietrich Lubs for Braun, not to Rams, under the principle about care down to the last detail.

Proposed translation: Give Thorbis hardware one shared foundation for finish, attachment, and the single mark. When the mark or the house style changes, write who decided it and why. Credit the person and year on each study object instead of folding a team product into one signature.

Why: A family of products feels designed when they share one foundation, and a later change to the mark needs a written reason.

Refuse: Adopting the Braun wordmark, the Braun logo geometry, or the slogan Strength of Pure. Do not treat a model code as a trademark for an ordinary part.

Proof required: Review the family side by side and check that a new accessory uses the same finish family and the same attach method, and that the decision record names the author of any mark change.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Ten principles for good design (opens in a new tab), Braun US: The history of Braun design and innovation (opens in a new tab)

The finish list is short, named, and kept available.

The 606 page says the shelving colours are intentionally limited to six combinations and four individual colours: off-white, black, silver, and beech, and that the same colours stay available so later parts still match. The FAQ names the metal-shelf colours as off-white (RAL 9002), black (RAL 9005), and silver (RAL 9006), with beech veneer on some shelves, and it calls off-white with beech "the original 1950's Braun combination." It recommends off-white, black, or silver when a uniform finish is preferred, and it notes that beech darkens in sunlight. The 620 page says linen and leather use a limited colour palette so future supply stays certain.

Proposed translation: Publish a short Thorbis finish list with names that stay orderable. Keep the core body dark and the lettering white. Treat off-white, silver, and beech as observed exceptions, available only as named editions with a stated aging note.

Why: A short named finish list can stay in production for years, while a light color remains an edition rather than the core body.

Refuse: Making off-white, beech, or appliance white the core Thorbis body, or copying a Braun or Vitsœ colour chart as the Thorbis palette.

Proof required: Order a replacement panel in a listed finish after a waiting period and confirm it matches the original sample under the same light. Record any edition color separately from the core.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Frequently asked questions (opens in a new tab), Vitsœ: 606 Universal Shelving System (opens in a new tab), Vitsœ: 620 Chair Programme (opens in a new tab)

A kit stays useful when new parts fit old ones.

Vitsœ describes 606, designed by Dieter Rams in 1960, as a kit of parts. An aluminium E-Track is the core. Shelves, cabinets, and tables hang from a pin with no tools, and a shelf can sit upright, upside down, or turned vertically as a magnetic pinboard. Two bay widths combine; the US page gives 27 bay combinations for a 16ft-wide wall. The FAQ says every part made since 1960 still fits, so a system from half a century ago can take a shelf bought now. Cabinet end-plates, E-Tracks, X-Posts, H-Posts, and cross rails are natural anodised aluminium. The metal shelf is epoxy polyester powder-coated pre-treated 1.6mm mild steel, and prolonged moisture or saline exposure is not recommended. Since 2024 every Vitsœ metal shelf carries an embossed hallmark. When a part wears, Vitsœ says they replace the part. The 606 page shows a cabinet side plate being replaced and says the system is built to be repaired. Existing customers can request spare pins and wall fixings.

Proposed translation: Attach a Thorbis accessory in one way, without a special tool, and test that a new part fits the previous generation. Publish the material, the finish, and the condition that damages it. Put one small mark on the part so an owner can tell an original from a copy.

Why: A new part is an accessory only when it fits products people already own and attaches in one obvious way.

Refuse: Copying the E-Track section, the pin, the 606 silhouette, or the embossed hallmark. Do not claim tool-free attachment until a Thorbis sample retains the part.

Proof required: Fit a current accessory to a previous sample, try the wrong orientation, and record whether it seats, stays put, and comes off without damage.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Frequently asked questions (opens in a new tab), Vitsœ: 606 Universal Shelving System (opens in a new tab)

Repair starts with a number printed on the object.

Braun UK says most grooming appliances can be repaired, in some cases up to 10 years after purchase, through authorized service partners, with instructions, parts, and partners linked from the page. The replacement-part search says a four-digit type number is imprinted on all Braun and powered Oral-B products and is used to find the part. The shaver parts page recommends changing the foil and cutter block every 18 months and says that within 18 months a Braun shaver will cut an average of 6,000,000 hairs. A footnote on the same page recommends changing the Series X blade every 6 months. Each cassette is named with a code and a colour, and the colours printed there are black or silver. The page also prints "Get back 100% performance."

Proposed translation: Imprint a type code on Thorbis hardware, sell the wear part under that code, and publish the replacement interval next to the condition that was measured. State how long repair parts are offered. Do not print an unscoped performance percentage.

Why: A wear part needs a printed type code, a stated replacement interval, and a repair path that outlasts the first sale.

Refuse: Copying Braun's 18-month interval, the 6-month Series X interval, or the 6,000,000-hair figure onto a Thorbis part. Do not copy the 100 percent line.

Proof required: Look up a sample by its printed code, order the wear part, and confirm it fits. Separate the interval Braun prints from any interval measured on a Thorbis part.

Thorbis specimen verification: unperformed.

Sources: Braun UK: Reparability (opens in a new tab), Braun UK: Replacement part search (opens in a new tab), Braun: Shaver replacement parts (opens in a new tab)

The soft surface is allowed to age and be replaced.

The 620 page says Dieter Rams designed the chair in 1962 as a modular kit: separate chairs can become a sofa, a low back can be changed for a high back, and a swivel base can replace castors and feet. Upholstery can be swapped without returning the chair. Assembly uses one simple tool. In 2013 Vitsœ and Rams re-engineered the chair down to the last purpose-designed stainless-steel bolt. The FAQ says the linen exceeds 30,000 rubs on the Martindale test, that the leather is full-grain and uncoated so it takes scars and a patina, and that the covering can be replaced at home. It says the supplied assembly tool is magnetic. It also says most current components are generally compatible with chairs produced from 1974 onwards, and that compatibility with every generation is not guaranteed.

Proposed translation: When a Thorbis surface is meant to be touched for years, name the material, how it ages, and the test behind any durability number. Make the wear surface replaceable on the object, and say which earlier generations the new part does not fit.

Why: A soft surface is honest when the maker states how it ages and lets the owner replace it without discarding the object.

Refuse: Copying the 620 chair, its bases, or its linen and leather colours. Do not transfer the 30,000-rub figure to an untested Thorbis material.

Proof required: Age and clean a finish sample, replace the wear surface with the supplied method, and record which older units the new part refuses.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Frequently asked questions (opens in a new tab), Vitsœ: 620 Chair Programme (opens in a new tab)

A textured grip is argued from the hand, not from decoration.

On Braun's design history page, Oliver Grabes describes dimpled rubber patterns on the shaver body as ergonomic. He compares the feeling of fit to grips on a golf club or a tennis racket and says that feeling makes the product seem dynamic and interactive. The same passage says the trapezium outline of the Series shavers takes its shape from the traditional proportions of a masculine torso, with wide shoulders and a slim waist.

Proposed translation: Specify a Thorbis grip texture only where the hand holds the object, and write the handling reason next to it. Keep the body one quiet mass in the dark core finish. Do not shape the body to imitate a torso or another product.

Why: A grip texture belongs on the product only when it changes how the object sits in the hand.

Refuse: Copying the Braun shaver trapezium, the dimple pattern, or a Braun silhouette.

Proof required: Have the intended people hold a textured sample and a smooth sample, with the gloves or wet hands the job expects, and keep the texture only where the hold improves.

Thorbis specimen verification: unperformed.

Sources: Braun US: The history of Braun design and innovation (opens in a new tab)

Instructions, returned packaging, and a recycling path are specified.

The 606 page says Vitsœ supplies comprehensive installation instructions with the wall fixings and templates, and that orders are thoughtfully packed. The FAQ names the booklet "Installation and Beyond," says a competent person can install the system, and says packaging can be returned for reuse because Vitsœ reuses virtually all of it. The same FAQ says 620 components arrive in multiple manageable boxes. The 620 page says the workshop packs the order with care. Braun's recycling page says every device can and should be collected through WEEE recycling, that this depends on local facilities and on the user, and that European returns follow Directive 2012/19/EU, including labelling and return obligations. Users can hand a device to a retail partner, a Braun service center, or a local recycling facility so recyclable metal can be reprocessed. Outside Europe, the page says schemes differ and that partnerships are still being sought.

Proposed translation: Ship one illustrated instruction piece with the fixings the job needs, say what returns for reuse, and name where the product goes when it is finished. Do not describe a Thorbis carton as fiber-only until that carton is specified.

Why: The carton and the last day of the product are part of the design, so the instructions, the packaging return, and the recycling path are specified.

Refuse: Inventing a Braun or Vitsœ unboxing sequence these pages do not describe, or copying their cartons. Do not treat WEEE labelling as already true of a Thorbis product.

Proof required: Time a first assembly from the supplied sheet, try the packaging-return path, and check that the end-of-life instruction matches a facility the owner can actually use.

Thorbis specimen verification: unperformed.

Sources: Vitsœ: Frequently asked questions (opens in a new tab), Vitsœ: 606 Universal Shelving System (opens in a new tab), Vitsœ: 620 Chair Programme (opens in a new tab), Braun UK: Recycling (opens in a new tab)

Evidence gaps

Museum object record for the SK 4 and other Braun appliances

The MoMA collection page for the SK 4 returned HTTP 403 on 2026-10-09, so no museum dimensions, materials, or nickname are claimed.

Open the object record from a session that receives the page, then record only the fields printed there.

On-product type size, logo placement, and status lighting

The pages opened name a logo redesign and an embossed shelf hallmark, but they do not measure type, badge position, or a status light on a product.

Measure a specimen or an official diagram before proposing type size, mark position, or lamp behavior.

Current shaver product-page layout and photography

The shaver parts page lists cassettes. A current Braun shaver marketing page was not opened, so no product-page or photography audit is claimed.

Review one live shaver page with the same receipt method before proposing a page layout.

The three-laws footnote on the Braun design history page

The page names Richard Moss with an asterisk for three laws of Braun Design. The footnote text was not in the retrieved page, so those laws are not used as a finding.

Retrieve the footnote before repeating simplicity, order, or harmony as Braun's own wording.

Labeled small parts, tools in the box, and the unboxing order

Vitsœ documents a booklet, supplied fixings, multi-box delivery, and packaging reuse. Neither Braun nor Vitsœ described a labeled-parts unboxing sequence on the pages opened.

Open a current pack diagram or film the unboxing of a bought sample before writing a carton rule.

Physical sample, ergonomic outcome, and durability

Every finding is manufacturer or publisher text. No Thorbis sample was built or handled.

Apply the research intake gate and test a prototype before any proposal becomes a product rule.

Source receipts

Vitsœ: Ten principles for good design (opens in a new tab), checked 2026-10-09; readable-text. Ten principles, with the Braun and Vitsœ product examples under each

Vitsœ: Frequently asked questions (opens in a new tab), checked 2026-10-09; readable-text. Ten principles summary; 606 materials, colours, fit, and packaging; 620 wear and assembly

Vitsœ: 606 Universal Shelving System (opens in a new tab), checked 2026-10-09; readable-text. Kit of parts, E-Track, colours, repair, instructions, and packing

Vitsœ: 620 Chair Programme (opens in a new tab), checked 2026-10-09; readable-text. Modular chair, one tool, replaceable upholstery, 2013 re-engineering

Braun US: The history of Braun design and innovation (opens in a new tab), checked 2026-10-09; readable-text. Less but better, house line, design heads, and shaver grip

Braun UK: Reparability (opens in a new tab), checked 2026-10-09; readable-text. Most grooming appliances can be repaired, in some cases up to 10 years

Braun UK: Replacement part search (opens in a new tab), checked 2026-10-09; readable-text. Four-digit type number imprinted on the product

Braun: Shaver replacement parts (opens in a new tab), checked 2026-10-09; readable-text. 18-month foil interval, Series X blade interval, cassette codes and colours

Braun UK: Recycling (opens in a new tab), checked 2026-10-09; readable-text. WEEE collection, Directive 2012/19/EU, and return points

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