cover block

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1. In glazing, one of the small blocks of wood or other material placed on both sides of the edges of glass, during its installation, to center it, to maintain uniform width of sealant beads, and to prevent excessive sealant distortion under lateral loading.
2. A device which holds steel reinforcement in its proper position, or which holds wall forms at a given distance apart before and during concreting.
References in periodicals archive ?
Since the DC and AC values of the edge blocks are usually relatively large, hiding them directly into the DCT cover block would degrade the quality of the stego image.
To balance qualities of the stego image and the reconstructed secret image, the proposed scheme utilizes the property of DCT subbands to embed the most significant coefficients of the secret block into the non-significant coefficients of the cover block.
Observers also made checks at this time of the assessment by GIS of suitable census block boundaries and the designation of open and dense cover blocks.
It will cover blocks 225 to 227 and the overall area will be 13,140sqm.
It will be handled in six phases and will cover blocks 901, 903, 905 and 909, said Bahrain ministry officials.
These six PSCs cover blocks named Block 1, Block 9, Block10A, L2, L3, and L4 in Kenya.
The contracts cover blocks CI-401 and CI-101 in the eastern deepwater area of Cote d'Ivoire.
The R9 290X LIGHTNING will be displayed in an amazingly powerful setup, a 4-way CrossFire setup liquid cooled with thanks the EK WaterBlocks' custom full cover blocks.
The surveys cover blocks proposed for the 23rd concession round by the Norwegian Ministry of Petroleum and Energy (MPE) and will in total cover an area of approximately 13,700 square kilometres.
Tenders are invited for Providing labour for reinforcement steel work including Unloading of steel from truck/lorry, carriage of material inside site premises, handling, straightening, cutting, bending, placing in position, binding, supplying & fixing binding wire, fixing of cover blocks, etc
The contracts cover blocks 11 and 12 in the Pelotas basin and block 6 in the Punta del Este basin.