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Ergonomics - Atlas Copco

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WORK ORGANIZATION<br />

Type of production, single,<br />

group, rigidly controlled,<br />

quality demands,<br />

psycho/physical factors<br />

Dose and distribution<br />

of physical<br />

and psychological<br />

loads<br />

OPERATOR<br />

Sex, age,<br />

physical<br />

measurements,<br />

fi tness, mental status<br />

Hand size, hand<br />

strength, arm length,<br />

precision, motion<br />

ent in terms of shape, center of gravity, weight,<br />

noise, lubrication requirements, vibration and<br />

other factors. Yet each tool is capable of install-<br />

ing a joint with the same torque.<br />

The selection of tool influences the user<br />

of the tool. In reality, you are unlikely to find<br />

yourself in a situation where you need to choose<br />

between all the different tool types. Therefore<br />

POWER TOOL<br />

Type, weight,<br />

balance, reactions,<br />

handles, trigger<br />

Ease of handling,<br />

load, acceptance<br />

WORKPLACE<br />

Standing, sitting,<br />

table, chair, light,<br />

fi xtures, component<br />

distribution<br />

Body posture, wrist<br />

posture, feed force / torque<br />

demands, exposure, noise<br />

vibration, dust<br />

Fig. 1.2 The workplace is a complex structure. All aspects however small affect the finished result.<br />

the question may seem academic. Nevertheless,<br />

it is an aspect worth bearing in mind.<br />

The selection of a power tool is an important<br />

parameter for workstation design. Ironically,<br />

the best power tool on the market will not trans-<br />

form a badly designed workstation into a safe,<br />

comfortable work area for the operator.<br />

11

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