top cover

top cover

A situation when friendly fighters are flying above the airborne force to be protected.
References in periodicals archive ?
In fact, when I first walked into the boiler room, I thought it odd that the boilers would lack a top cover, exposing its internal working parts to the dirt and dust of a mechanical room.
The wraparound top cover simply slides over the chassis and is located on hook-profiled rails on the underside--allowing swift access to the components inside.
Structurally, the shelter's rigid head frame acts as a canopy, while a translucent top cover increases visibility and operating light.
A red bonding layer below the top cover is exposed when it's time to change the belt," said Chris Marchant, product manager for conveyor belting.
Unit features a stainless steel SureSealTM spout clamping system for dust-tight material discharge, and a stainless steel discharge hopper with bolt-on top cover.
Stahlcord Barrier has a rubber-surface top cover in which thin steel cords run closely together at right angles to the direction of belt travel.
Rescue 102 coastguard helicopter took off and acted as top cover and it landed safely at Sumburgh.
As a weapons inspector in Ft Leonard Wood's Ground Support Material Management Directorate, I am often asked whether it's OK for the operator to remove the MK 19's top cover for cleaning.
Lt Col Rupert Thorneloe, 39, volunteered to be top cover on the front vehicle of a convoy despite being leader of 1,000 troops.
There was originally top cover tasked, however he told the guy to get down and he would take his place.
The huge project, which will see the dump cleared and the ground prepared with a top cover of soil, will be completed in stages, with all work due to be completed by November 2011, the reports said.