| 摘要 |
<p>A ground lock fitting for roller shutter doors or up and over doors comprises a housing 1 which is embedded flush in the ground where it is secured by anchorage fixings 5. The housing 1 contains a hinged trunnion staple 3 which can be folded down flush into the housing when not in use or folded up to align with a receiver link 2 secured to the leading edge of the shutter or door 8. The trunnion staple 3 and receiver link 2 each have an aperture to receive the bolt of padlock 6.</p> |
