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Drafting pantograph in use Pantograph used for scaling a picture. The red shape is traced and enlarged. Pantograph 3d rendering. A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical ...
This configuration is also called a pantograph, [2] [3] however, it is not to be confused with the parallelogram-copying linkage pantograph. The linkage can be a one-degree-of-freedom mechanism if two gears are attached to two links and are meshed together, forming a geared five-bar mechanism.
The electric transmission system for modern electric rail systems consists of an upper, weight-carrying wire (known as a catenary) from which is suspended a contact wire. The pantograph is spring-loaded and pushes a contact shoe up against the underside of the contact wire to draw the current needed to run the train.
A pantograph is a mechanical connected linkage of a writing instrument, like a pen, such that the movement of one pen, in tracing an image, produces identical movements in a second pen. Pantograph may also refer to: Pantograph (lighting suspension), an overhead lighting system used in television and photography
Utilizing online communication methods, schools help students develop Netiquette, and technical and computer skills. [ 3 ] [ 4 ] In addition, teachers can provide parents with frequent information about school programs and their children's progress through automated e-mails, official websites and learning management systems .
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Fig. 6: Pantograph system, used on some buses (e.g. Mercedes-Benz O305), some school buses, some trolleybuses (e.g. Ikarus 415T and ZiU-9) and the Kenworth T600 as well as the rear wiper for the Honda CR-X Si and the Porsche 928 and for the driver's side of the Triumph TR7
SOURCE: Integrated Postsecondary Education Data System, University of Utah (2014, 2013, 2012, 2011, 2010). Read our methodology here. HuffPost and The Chronicle examined 201 public D-I schools from 2010-2014. Schools are ranked based on the percentage of their athletic budget that comes from subsidies. Income sources are adjusted for inflation.