Be Free To Enjoy it .

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2.  Introduction
Types
Pictures
 Definitions
Applications
Conclusion
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3.  Spring is : a device used to store energy, so
that when the energy is needed, it is released
.
 Most common materials :
• Steel
• Phosphor bronze
• Spring brass
• Beryllium copper
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4. Basic Spring Types :
Compression ,Tension and Torsion Springs
.
Each type is used for specific applications .
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6.  Compression spring : the spring gets
shorter as the load is applied to it.
 Tension spring : the spring stretches as
the load is applied to it .
 Torsion spring : a torque force, and the
end of the spring rotates through an angle
as the load is applied.
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7.  Compression spring : automotive industry
, aerospace industry and They can be
used in switches air control.
 Tension spring : industrial robots ,
perambulators and door locks .
 Torsion spring : clothes pins , and garage
doors .
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8.  Spring is made of an elastic material that
changes in shape, or deforms when
 a force is applied to it.
There are a number of other spring shapes
used in engineering .
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