| Articles by Wendy zong |
91. The safety of each individual piece of playground equipment
June 25, 2010
The safety of each individual piece of outdoor playground equipment as well as the layout of the entire play area should be considered when designing or evaluating a playground for safety. Since falls are a very common playground hazard pattern, the inst...
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92. The name given to such inflatable structures varies
June 25, 2010
Inflatable structures are structures made of a flexible outer membrane or fabric that is filled with gas, such as air or helium. The gas gives shape and strength to the structure.Uses include roofs and covers, mock castles and games, sails, airships, furniture, aerospace structures, boats, esca...
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93. This handbook presents safety information for public playground equipment
June 25, 2010
In recent years, it is estimated that there were more than 156,000 injuries annually on public commercial playground equipments across the country that required emergency room treatment. By following the recommended guidelines in this handbook, you and...
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94. Advantages of industrial boilers
June 14, 2010
This is an open area accommodating the flame(s) from the burner(s). If the flames were allowed to come into contact with the industrial boiler tubes, serious erosion and finally tube failure would occur.The walls of ...
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95. Water-tube boilers are used in power station applications
June 14, 2010
Water-tube boilers differ from shell type industrial boilers in that the water is circulated inside the tubes, with the heat source surrounding them. Referring back to the equation for hoop stress (Equation 3.2.1), i...
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96. Plain bearings typically handle only lower speeds
June 14, 2010
Bearings vary greatly over the size and directions of forces that they can support.Forces can be predominately radial, axial (thrust China Bearing distributor ) or Bending moments perpendicular to the main axis.Different bearing types have different operating...
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97. Bearing friction and life
June 14, 2010
SKF bearings are a device to allow constrained relative motion between two or more parts, typically rotation or linear movement. Bearings may be classified broadly according to the motions t...
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98. A silicon wafer is free of vacancy agglomerates
June 14, 2010
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Author: Wendy zong
