| 1. | Most garage doors come with mechanical locks that prevent the door from opening.
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| 2. | The Intelligent 4WD system also lacks the mechanical lock provided by ControlTrac II.
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| 3. | These are mechanical locks that prevent the striker contacting the pellet.
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| 4. | A mechanical lock-up is engaged before increasing to full power.
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| 5. | Electronic locks as well as mechanical locks are available on many models of safes.
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| 6. | Electronic access control uses computers to solve the limitations of mechanical locks and keys.
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| 7. | Once set they remain set by the use of either entrapped pressure or a mechanical lock.
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| 8. | All kinds of car bodies could, in theory, rest on a single platform, secured by mechanical locks.
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| 9. | Mechanical locks and keys do not allow restriction of the key holder to specific times or dates.
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| 10. | This was the typical design through the 1950s when the Quick-Change ( QC ) mechanical lock was introduced.
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