In colonial times the first door hardware was made out of wood and simply included latches and strings. Round knobs were first used around the time of independence. Decorative hardware including knobs, emerged after the Centennial Exposition of 1876. Before this time, most door hardware was imported. In 1938 about 95% was imported. Glass knobs [...]
Brass is known to humans since prehistoric times, much before zinc itself was discovered. Previously, it was produced by melting copper with calamine, a zinc ore. Brass is a yellowish alloy of copper and zinc in which small amounts of other metals are also present. Usually 67% copper and 33% zinc is present in brass. [...]
Have you ever thought when you are away, what is the best conventional way to ensure safety of you home? Yes you are right its security door locks which you installed at you home. Usually front doors are considered most important, even though all the entrances like windows and other exterior doors should be considered [...]
A satin nickel finish is a nickel plating having a non-reflective texture. Finish can be produced by mechanical means such as shot peening and chemical means. Chemical means involve changing the nickel plating bath with very small particles (micron size). Chemical approach is being most widely used. These days most satin nickel plating is done [...]
During the colonial times first door hardware was made out of wood and involved simple latches and strings. Decorative hardware including door knob, appeared after the Centennial Exposition of 1876. Americans first manufactured door knobs. Working of doorknobs is based on a simple mechanism consisting of screw-style axle (called a spindle) that has at least [...]
Latch is a fastening for a door or gate which typically consists of a bar that fits into a notch or slot and is lifted from either side by a lever or string. Antique door furniture and architectural antiques are created by our craftsmen maintaining quality and customer satisfaction. We provide full working order where [...]
A door handle is the lever fixed on external and internal surface of a door. Purpose of door handle is to open or close the door. Aluminium is a silvery white and malleable element. It is a member of the boron group of chemical elements and has the symbol Al. Finished shiny surface and Aluminium gives superb [...]
Door hardware is generally selected on basis of appearance, cost and accessibility. In order to provide the most useful hardware, designers must focus not only appearance but also on size, shape and feel of each part of door hardware and how easy it is to use. Design features of a doorknob involve no sharp edges, [...]