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How to reduce the size of a template or pattern

3.8K views 22 replies 19 participants last post by  Magnum  
#1 · (Edited by Moderator)
In the drawing below you see a pattern I made some years ago for feet on a dresser. I now would like to use the same pattern for a Pennsylvania Spice Box. I need to reduce this patter to approximately 2 & 5/8 tall and 4to 41/2 inches wide (in proportion to the reduction in height.

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#3 ·
What graphics abilities do you have? Should be able to make a pattern from the photo in most of the better ones. If you have a vector based package, you can scale it seamlessly to any size you want. If you have a bitmap based system, you can re-size, but extremes may inject some pixelization.

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Cheers,
Brad
 

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#5 ·
Most computer picture programs have features that allow you to adjust the size of the image. So if you can scan it and open the image with a photo retouching program you can reduce or enlarge the size. Then print it out…..as long and it doesn't exceed the size of a legal piece of paper.

The alternative is to use a pentograph…..available from multiple sources.
 
#10 · (Edited by Moderator)
Are you familiar with Matthias Wandel's Bigprint program? If you follow the link I put in you'll see he sells it for $22, but you could use the free eval version too I think for what you're doing. You import the picture and then define any feature or dimension you want and tell it what the size of that feature or dimension is. It will then allow you to print it out in the defined size with alignment lines to match the pages up if it spans multiple pages.

It comes in handy in a lot of instances, even though for any one job it may seem hard to justify the expense. If you've got a picture of anything, you can print it out scaled to any size you want.
 
#14 · (Edited by Moderator)
Throw it in the washer on hot and dry it on hot cycle too. Should shrink a couple of sizes. M wife does that all the time with clothes.

Barring that, if you can get it into SketchUp you can scale it. BTW - SketchUp is free.
 
#17 ·
I copied it into Deltacad, rescaled it to match 2 5/8" H. w/o any problem. But I can't figure out how to send the results to you. I have it saved as .dwg file. Any ideas?? Anyone.
 
#19 ·
Cutout the pattern out of board. Place a flat washer inside the cut out. Place a pencil inside the i.d. of the flat washer and trace the pattern. Different size washers will yield different size patterns.

- eflanders
Just FYI-this method will not create a proportionally reduced template, as the same dimension will be taken off each edge, rather than a proportional amount.

Example: if you reduce each edge by 1/2", then the 4-1/2" dimension will be reduced by 1" to 3-1/2"-- a reduction of 22%. But a 1" section would also be reduced by 1"-a reduction of 100%. You would not get a "to scale" template.
 
#21 ·
Most everyone has a program called "paint" it will do this easily. I do it all the time. Search your computer. I bet it is there.

- Jim Finn
Thanks for the response. As I posted in post 17 I was able to reduce it to what I needed with the copy function of my all in one printer.