Drawings

6 Pages 1586 Words

The graphic language and design
By: Sam Zaki

Evolution of Design The old saying necessity is the mother of invention
"continues to be true, and a new machine, structure, system, or device is the
result of that need. If the new device, machine, system, or gadget is really
needed, people will buy it, providing it does not cost too much. Then,
naturally, these questions may arise. Is there a wide potential market? Can
this device or system be made available at a price that people are willing to
pay? If these questions can be answered satisfactorily, then the inventor,
designer, or officials of a company may elect to go ahead with the
development of production and marketing plans for the new project or
system. A new machine, structure, or system, or an improvement thereof,
must exist in the mind of the engineer or designer before it can become a
reality. This original concept or idea is usually placed on paper and
communicated to others by the way of the graphic language in the form of
freehand idea sketches. These idea or design sketches lead even more
sketches, such as computation sketches, for developing the idea more fully.
The Young Engineer The engineer or designer must be able to create idea
sketches, calculate stresses, analyze motions, size the parts, specify materials
and production methods, make design layouts, and supervise the preparation
of drawings and specifications that will control the numerous details of
production, assembly, and maintenance of the product. In order to perform
or supervise these many tasks, the engineer makes liberal use of freehand
drawings. He or she must be able to record and communicate ideas quickly
to associates and support personnel. Facility in freehand sketching, or the
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