| 1. | This catapult used a system of torsion springs to propel the bolts.
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| 2. | The pointer shaft is held toward zero by a fine torsion spring.
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| 3. | To maintain cable tension, a torsion spring is coupled to the spool.
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| 4. | Coil and torsion springs present better packaging options for racing applications.
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| 5. | Torsion springs are mounted crosswise above the door opening and are always under tension.
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| 6. | A new 3-speed independent ) and eliminated the need for the equalizing torsion spring.
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| 7. | This is fully independent using torsion bars ( Torsion spring ) and trailing arms.
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| 8. | Other factors like poor garage door maintenance, loose tracks, or components shorten torsion spring life.
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| 9. | The fiber acts as a very weak torsion spring.
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| 10. | This move to torsion springs was likely spurred by the engineers of Philip II of Macedonia.
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