engineering

Machine Design

Machine Design 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 Machine Design rather than just read about it. In short: Machine Design (ISSN 0024-9114) is an American trade magazine and website serving the OEM engineering market. Its print issues reach qualified design engineers and engineering managers twice a month.

Key takeaways

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

Reference excerpt

Machine Design (ISSN 0024-9114) is an American trade magazine and website serving the OEM engineering market. Its print issues reach qualified design engineers and engineering managers twice a month. Key technologies covered include computer-aided design and manufacturing (CAD/CAM), electrical and electronics, fastening and joining, fluid power, manufacturing, engineered materials, mechanical engineering, and motion control. Today, Machine Design is owned by Informa, and has editorial offices based in New York, New York and Cleveland, Ohio, USA.

History The inaugural issue of Machine Design coincided almost exactly with the 1929 stock-market crash and the beginning of the Great Depression. Although the nation was in the economic doldrums, there was significant design development taking place in almost all industrial segments including automotive, aircraft, farm equipment, home appliances, and industrial machinery. The onset of World War II came and brought almost frenetic activity to design engineering at large. After the war, civilian industries thrived. But in the years following the war and into the 1950s the role of design engineer languished, stigmatized by the war effort as the creator of new means of destruction. Engineering colleges began to feel slighted because doctors, lawyers, and business executives were viewed as having more prestige and professional status than their engineering graduates. Intellectual elites viewed engineering colleges as trade schools, and graduate engineers were said to be nothing more than mechanics or glorified shop hands. In response, engineering schools began to drop courses that lacked academic rigor or had the slightest blue-collar aura.

References

BPA Worldwide

External links Machine Design website

Illustrations

Worked examples

Example 1 — a first encounter with Machine Design

Start with the simplest possible case. Write down what Machine Design 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 Machine Design 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 Machine Design 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 Machine Design

In research: Machine Design 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 Machine Design 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: Machine Design is common in secondary-school and first-year university syllabi. It links to neighbouring topics Business magazines published in the United States, Design magazines, Engineering magazines, so understanding it makes those chapters shorter.
In everyday life: Look for Machine Design 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.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Machine Design in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Machine Design 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 Machine Design out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Machine Design in simple terms?

Machine Design (ISSN 0024-9114) is an American trade magazine and website serving the OEM engineering market. Its print issues reach qualified design engineers and engineering managers twice a month.

Why does Machine Design 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 Machine Design?

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 Machine Design.