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Pantograph

en.wikipedia.org/wiki/Pantograph

A pantograph is a mechanical linkage connected in a manner based on parallelograms so that .... Pantograph routing, which is conceptually identical to pantograph milling, also exists (as does CNC ro...

Pantographs - Hotmath

hotmath.com/learning_activities/interactivities/pantograph.swf

How does a pantograph work? Shown above is an example of a simple pantograph. Test what happens when you drag the labeled points around. Pantograph.

www.ask.com/youtube?q=How Does a Pantograph Work&v=kFPJ8eF9M2A
Aug 13, 2013 ... On tramways, metros or trains, the catenary and pantograph are used to transmit the electricity required to power the motors of the electric train.

Learn How to Use a Pantograph - Easy Drawing Lessons

www.easy-drawing-lessons.com/pantograph.html

Don't worry if it doesn't, all you have to know is what it does. ... A kitchen table would work as long as the pantograph's clamp fits over the edge of the table.

geometry - How can I determine the scale factor of a pantograph ...

math.stackexchange.com/questions/110821/how-can-i-determine-the-scale-factor-of-a-pantograph-from-the-ratio-of-the-arms

Feb 19, 2012 ... I know this is probably simple but I just can't see it. How can I determine the scale factor of a pantograph from the ratio of the arms? geometry ...

Pantograph - Locomotive Wiki - Wikia

locomotive.wikia.com/wiki/Pantograph

A pantograph is a device for collecting an electrical current to power an electric locomotive...

Why is it that the pantograph works? Can you please explain the ...

answers.yahoo.com/question/index?qid=20080504064433AAG77uN

May 4, 2008 ... The pantograph would work just fine with 4 sides to the large parallelogram, but it would waste material and sometimes get in the way and they ...

Pantographs and the Overhead Wire | MAX FAQs

maxfaqs.wordpress.com/2010/07/28/pantographs-and-the-overhead-wire/

Jul 28, 2010 ... By design, the pantographs press upward on the catenary. ... I've already gone over how the weights work in another post – but to summarize, .... any friction ,if there is frictions why does the surface area of wire(conductor) not ...

What Is A Pantograph? - The Tech-FAQ

www.tech-faq.com/pantograph.html

Dec 25, 2013 ... A pantograph is a mechanical device that is made of links. It bends in ... How Pantographs Work Pantographs are ... They can also be difficult to use as their design does not allow users to properly grip an actual writing utensil.

Electric Traction Power Supplies - Railway Technical Web Pages

www.railway-technical.com/etracp.shtml

Overhead current collectors use a "pantograph", so called because that was the ... arc or because of a short circuit, it is important that the train does not connect the ... have AC or DC motors, nowadays either can work with an AC or DC supply .

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How can a pantograph in electric trains move up and down ... - Quora

www.quora.com

1) Adjacent pantograph 2) Non-adjacent pantograph. ... Abhishek Sharma, 3 years of experience in Planning of Internal & External Electrification Work ... down the pantograph is compressed by the wire and if wire goes up (which it does but ...

Using the Pantograph - Highland Woodworking

www.highlandwoodworking.com

I purchased my vintage K & E Model 1144 21" pantograph for a song at auction, ... of the pantograph are: the fulcrum fastened to your work surface, typically by a  ...

Pantograph for Enlarging and Reducing Drawings

www.1920-30.com

Pantograph Plans and Instructions to Make your Own - Or Buy Ready Made. ... the rods, as free motion with little friction at all joints is essential for good work.