engineering

Nachi-Fujikoshi

Nachi-Fujikoshi is a engineering 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 Nachi-Fujikoshi rather than just read about it. In short: Nachi-Fujikoshi Corp. (株式会社不二越, Kabushiki-gaisha Fujikoshi) (known also by its trademark Nachi) is a Japanese corporation known for its industrial robots, machining tools and systems and machine components.

Key takeaways

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

Reference excerpt

Nachi-Fujikoshi Corp. (株式会社不二越, Kabushiki-gaisha Fujikoshi) (known also by its trademark Nachi) is a Japanese corporation known for its industrial robots, machining tools and systems and machine components. Nachi-Fujikoshi is listed on the Tokyo Stock Exchange and as of January 2014, comprises 50 companies (22 domestic and 28 overseas).

Origin of the Nachi trademark The Nachi brand name comes from "Kumano Nachi Taisha", the Grand Shrine. It expresses strong entrepreneurial will. In 1929, the Emperor Showa made a tour of the Kansai district to inspect industries as part of the encouragement of domestic production, and personally inspected a Fujikoshi hacksaw blade that was on display as an example of an outstanding domestic product at the Osaka Prefectural Office. Overjoyed at the honor of entertaining the Emperor's special attention, Kohki Imura decided to name his product "NACHI" after the name of the latest naval cruiser to be made in Japan, the very same vessel that the Emperor was sailing on for his tour.

History Founded in 1928 in Toyama City, Japan, Nachi-Fujikoshi was established under the leadership of Kohki Imura. Originally focused on the production of cutting and machine tools, by 1929, the company had expanded its offerings to include hacksaw blades, which received an endorsement from Emperor Showa.

Business segments and products

Illustrations

Nachi-Fujikoshi: Founder of Nachi-Fujikoshi, Kohki Imura — Founder of Nachi-Fujikoshi, Kohki Imura

Worked examples

Example 1 — a first encounter with Nachi-Fujikoshi

Start with the simplest possible case. Write down what Nachi-Fujikoshi claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, 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 Nachi-Fujikoshi 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 Nachi-Fujikoshi 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 Nachi-Fujikoshi

In research: Nachi-Fujikoshi appears in engineering 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 Nachi-Fujikoshi 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: Nachi-Fujikoshi is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1928 establishments in Japan, Bearing manufacturers, Companies based in Toyama Prefecture, so understanding it makes those chapters shorter.
In everyday life: Look for Nachi-Fujikoshi 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 Nachi-Fujikoshi in 20 minutes

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

Frequently asked questions

What is Nachi-Fujikoshi in simple terms?

Why does Nachi-Fujikoshi matter?

Because it connects several engineering 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 Nachi-Fujikoshi?

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 Nachi-Fujikoshi.