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The point machine (in this case an electric motor) and associated mechanism used to operate this switch can be seen to the right in the picture. A point machine (also known as a point motor, switch machine or switch motor) is a device for operating railway turnouts especially at a distance.
The terms rail anchors, tie plates, chairs and track fasteners are used to refer to parts or all of a rail fastening system. The components of a rail fastening system may also be known collectively as other track material, or OTM for short. Various types of fastening have been used over the years.
Williams Electric Trains was an American model railroad manufacturer, based in Columbia, Maryland. Williams was sold to Kader via their subsidiary Bachmann Industries in October 2007, and is now identified as "Williams by Bachmann." It was founded in 1971 by Jerry Williams as a maker of reproductions of vintage Lionel and Ives Standard gauge trains
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If the rail is held so that it cannot expand at all, then there is no limit on the length of rail that can be handled. (The expansive force in a one-foot length of rail at a certain temperature is the same as in a mile or 100 mile length of rail.) Early continuous welded rail was installed in limited lengths only because of technological ...
The new rail section is cut and replaced and then welded at one end. A "stressing kit" (hydraulic rail tensor), such as the Permaquip HSM70 Stressor, or other method is used to adjust the other end and make the join ready for welding. If a section of rail must be replaced urgently, a stress check is performed later on. [9] [10] [11]
Some usages are Installation Guide, Getting Started Guide, and various How to guides. An example is the Picasa Getting Started Guide. [5] In some business software applications, where groups of users have access to only a sub-set of the application's full functionality, a user guide may be prepared for each group.