Ads
related to: manual wooden sliding gates
Search results
Results From The WOW.Com Content Network
A portcullis (from Old French porte coleice 'sliding gate') is a heavy, vertically closing gate typically found in medieval fortifications. [1] A portcullis gate is constructed of a latticed grille, made of wood or metal or both, which slides down grooves inset within each jamb of the gateway.
Gated level crossings were mandatory from 1839, but initial rules were for the gates to be ordinarily kept closed across the highway. [6] The original form of road level crossing on British railways dates from 1842 onwards, [6] [7] it consisted of two or four wooden gates (one or two on each side of the railway). When open to road traffic, the ...
Diagram of a revolving door, viewed from above. Around the central shaft of the revolving door, there are usually three or four panels called wings or leaves.Large diameter revolving doors can accommodate pushchairs and wheeled luggage racks - such large capacity doors are sometimes H-shaped to split the circle into only two (hence larger) parts.
Garage doors can be made of many materials, but steel, aluminum, wood, copper, glass, and vinyl (polyethylene) are the most popular materials. Some manufacturers incorporate foamed-in-place polyurethane insulation within the monolithic panel and sectional garage doors. The side sliding sectional door [5] A lot of space under the garage ceiling.
Some sliding doors run on a wall-mounted rail, like this one Sliding doors in a modern wardrobe. The 'top-hung' system is most often used. The door is hung by two trolley hangers at the top of the door running in a concealed track; all the weight is taken by the hangers, making the door easier to move.
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.