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  2. Splayed opening - Wikipedia

    en.wikipedia.org/wiki/Splayed_opening

    Splayed arch tops the splayed window opening. In architecture, a splayed opening is a wall opening that is narrower on one side of the wall and wider on another. When used for a splayed window, it allows more light to enter the room. In fortifications, a splayed opening is used to broaden the arc of fire (cf. embrasure, loophole). [1]

  3. Marston Mat - Wikipedia

    en.wikipedia.org/wiki/Marston_mat

    Marston Mat, more properly called pierced (or perforated) steel planking (PSP), is standardized, perforated steel matting material developed by the United States at the Waterways Experiment Station shortly before World War II, primarily for the rapid construction of temporary runways and landing strips (also misspelled as Marsden matting).

  4. Perforated metal - Wikipedia

    en.wikipedia.org/wiki/Perforated_metal

    Perforated metal has been utilized across a variety of industries including, but not limited to: Ceiling of Culture Palace (Tel Aviv) concert hall is covered with perforated metal panels Perforated steel Marston Matting airfield. Architectural - infill panels, sunshade, cladding, column covers, metal signage, site amenities, fencing screens ...

  5. Directed assembly of micro- and nano-structures - Wikipedia

    en.wikipedia.org/wiki/Directed_assembly_of_micro...

    This produced in the outside flow of a carbon and yield by laser vaporization of graphite enriched by a transition metal. [6] Nanoimprint lithography is a popular method to fabricate nanometer scale pattern. The patterns are made by mechanical deformation of imprint resist (monomer or polymer formulation) and subsequent processes.

  6. Access mat - Wikipedia

    en.wikipedia.org/wiki/Access_mat

    Mud mats are a combination of a reinforced member (such as metal bars or bamboo) confining geosynthetic fabric in a portable mat, that can be rolled up for ease of transport and deployment. A lightweight, light-duty flexible mat suitable for distributing loads over firm ground to avoid rutting. They are not commonly used for access matting in ...

  7. Hemming and seaming - Wikipedia

    en.wikipedia.org/wiki/Hemming_and_seaming

    hemming process A closed hem A seam. Hemming and seaming are two similar metalworking processes in which a sheet metal edge is rolled over onto itself. Hemming is the process in which the edge is rolled flush to itself, while a seam joins the edges of two materials.