Door threshold


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Door threshold

A strip fastened to the floor beneath a door, usually required to cover the joint where two types of floor material meet; may provide weather protection at exterior doors.

threshold

1. A strip fastened to the floor beneath a door, usually required to cover the joint where two types of floor material meet; may provide weather protection at exterior doors. Also See doorsill.
2. In illumination engineering, the value of physical stimulus which permits an object to be seen a specified percentage of the time with specified accuracy.
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Only the refurbishment crew of the hotel had neglected to finish the door thresholds and he got his fiveyear-old big toe trapped underneath the wooden door frame.
Enhancements included welded corners, additional tie rods, steel reinforced door thresholds and extra- robust bottom pivots.
They can climb over door thresholds and other objects and come equipped with an infrared optical system that automatically turns on when light is minimal.
Dirt and grit should also be removed from door thresholds, sills on opening windows and any other moving parts.
Low gear requires half the effort of standard pushing for climbing hills, ramps, curb cuts, or door thresholds.