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Diagram of a fireplace hand-bellows. A bellows or pair of bellows is a device constructed to furnish a strong blast of air.The simplest type consists of a flexible bag comprising a pair of rigid boards with handles joined by flexible leather sides enclosing an approximately airtight cavity which can be expanded and contracted by operating the handles, and fitted with a valve allowing air to ...
Cut-way of a deflated railway vehicle air spring bellows. 'A' is the rubber bellows element. Air bag or air strut failure is usually caused by wet rust, due to old age, or moisture within the air system that damages it from the inside. Air ride suspension parts may fail because rubber dries out.
Single-bellows rubber expansion joint reinforced with fabric ply. For a cylinder with a constant diameter, the reinforcement angle is constant as well and is 54.7º. This also known as the magic angle or neutral angle. The neutral angle is the angle where a wound structure is in equilibrium.
Stainless steel was widely used for springs, retainers, sleeves and glands. Single and multiple seal arrangements were used as necessary to accomplish the required performance. In 1957, Sealol introduced the edge welded metal bellows seal. Previously, metal bellows seals had used a formed bellows which was much thicker and stiffer. [7]
Dunlopillo, a brand of mattress and latex foam for furniture, owned in the UK by Steinhoff International, [18] acquired in 2013 from Hilding Anders, which owns the brand in Scandinavia. [ 19 ] [ 20 ] Elsewhere, it was owned by Dunlop Latex Foam Ltd (sold by BTR in 1997) [ 21 ] and now by several companies including the Pikolin group. [ 22 ]
U.S. Bellows, Inc. provides a variety of expansion joints for piping and duct systems [2] and has been a member of the Expansion Joint Manufacturers Association, Inc. since 2002. [3] In December 2011, U.S. Bellows acquired all bellows assets of the former Lortz Manufacturing companies, doubling its manufacturing capabilities. [4]
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The company was founded in 1959 in the town of Bradford on Avon in the English county of Wiltshire, and moved to its current location in the 1960s.During the 1990's the hulls were built in Cowes on the Isle of Wight, initially under license by Galt Composites & later as part of Avon Inflatables.