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Gestetner

Gestetner is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Gestetner rather than just read about it. In short: The Gestetner is a type of duplicating machine named after its inventor, David Gestetner (1854–1939). During the 20th century, the term Gestetner was used as a verb—as in Gestetnering.

Gestetner — main illustration
Gestetner — illustration

Key takeaways

  • Gestetner belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Gestetner to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Gestetner from memory before moving on to harder problems.

Reference excerpt

The Gestetner is a type of duplicating machine named after its inventor, David Gestetner (1854–1939). During the 20th century, the term Gestetner was used as a verb—as in Gestetnering. The Gestetner company established its base in London, filing its first patent in 1879. The business grew, remaining within the control of the Gestetner family, and acquiring other businesses. In 1995, the Gestetner company was acquired by the Ricoh Corporation of Japan.

History David Gestetner was born in Hungary in 1854, and after working in Vienna and New York, he moved to London, England, filing his first copying patent there in 1879. A later patent in 1881 was for the Cyclostyle, a stylus that was part of the Cyclograph copying device. That same year, he also established the Gestetner Cyclograph Company to produce duplicating machines, stencils, styli, ink rollers and related products. The Gestetner works opened in 1906 at Tottenham Hale, north London, and employed several thousand people until the 1990s. Gestetner's inventions were successful, and branch offices sold and serviced Gestetner products in 153 different countries. The Gestetner Company expanded quickly during the early and mid-20th century. Management was passed to David Gestetner's son, Sigmund Gestetner, and from him to his sons, David and Jonathan. Gestetner acquired other companies during the years: Nashua (later changed to Nashuatec), Rex Rotary, Hanimex and Savin. In 1995 the international Gestetner Company, and its brand, was acquired by the Ricoh company of Japan. The company was renamed NRG Group PLC, and markets and services Ricoh products under its three main brand names, primarily in Europe, South Africa and the Middle East, but also through dealers throughout the world. In Europe, Gestetner Group became NRG Group, which on 1 April 2007 became Ricoh Europe. On that date Ricoh merged its Gestetner dealer network with the Lanier dealer network that had been selling Lanier-branded products on behalf of Ricoh for the North American market. Ricoh indicated that the merger's rationale was based on the fact that both "Gestetner and Lanier brands have been marketing identical products for many years". Thus, Gestetner's American customers can simply substitute Lanier-branded products for previous Gestetner-branded products even though Lanier-branded products are the same as Ricoh and Savin.

The Gestetner Cyclograph

The Gestetner Cyclograph was a stencil-method duplicator that used a thin sheet of paper coated with wax (originally kite paper was used), which was written upon with a special stylus that left a broken line through the stencil, removing the paper's wax coating. Ink was forced through the stencil (originally by an ink roller), and it left its impression on a white sheet of paper. Until this time, any "short copy runs" which were needed for the conduct of a business—e.g., for the production of 10–50 copies of contracts, agreements, or letters—had to be copied by hand. (If more were needed, the document would have to go to the printers.) After the run had been copied, business partners had to read each one to ensure that they were all exactly the same, and that human error had not resulted in any aberrant copies. The process was time-consuming and frustrating. The stencil-copy method meant that only one copy had to be read, as all copies were mechanically identical. Gestetner had therefore revolutionised the office copying process. Gestetner developed his invention, with the stencil eventually being placed on a screen wrapped around a pair of revolving drums, onto which ink was placed. The drums were revolved and ink, spread evenly across the surface of the screen by a pair of cloth-covered rollers, was forced through the cuts made in the stencil and transferred onto a sheet of paper which was fed through the duplicator and pressed by pressure rollers against the lower drum. Each complete rotation of the screen fed and printed one sheet. Later models had a scanner, that scanned an original and burned holes through the "master" as it spun on a spinning drum. Model 66 was perhaps the most famous Gestetner machine, designed by Raymond Loewy; examples are currently housed in the British Museum and Churchill's War Bunker in Whitehall. After the first typewriter was invented, a stencil was created which could be typed on, thus creating copies similar to printed newspapers and books, instead of handwritten material.

See also Cyclostyle (copier) Mimeograph Photocopier Spirit duplicator Thermofax List of duplicating processes

References

External links Media related to Gestetner at Wikimedia Commons Gestetner official website Documents and clippings about Gestetner in the 20th Century Press Archives of the ZBW

Illustrations

Gestetner: An A4-size Gestetner offset-printing machine
An A4-size Gestetner offset-printing machine
Gestetner: A Gestetner 320
A Gestetner 320

Worked examples

Example 1 — a first encounter with Gestetner

Start with the simplest possible case. Write down what Gestetner claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Gestetner before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Gestetner ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Gestetner

In research
Gestetner appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Gestetner in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Gestetner is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1881 establishments in England, 1995 mergers and acquisitions, 2007 disestablishments in England, so understanding it makes those chapters shorter.
In everyday life
Look for Gestetner outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Gestetner in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Gestetner means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Gestetner out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gestetner in simple terms?

The Gestetner is a type of duplicating machine named after its inventor, David Gestetner (1854–1939). During the 20th century, the term Gestetner was used as a verb—as in Gestetnering.

Why does Gestetner matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Gestetner?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Gestetner.

Tags

  • 1881 establishments in England
  • 1995 mergers and acquisitions
  • 2007 disestablishments in England
  • Defunct companies based in London
  • Defunct manufacturing companies of England
  • Manufacturing companies based in London
  • Manufacturing companies disestablished in 2007
  • Manufacturing companies established in 1881
  • Office equipment
  • Printing devices
  • Printing press manufacturers
  • Ricoh

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