home clinic; drawing a straight line on a flat surface - straight line laser

by:UMeasure     2020-03-12
home clinic; drawing a straight line on a flat surface  -  straight line laser
Bernard Gladstone Hogg
1981 this is a digital version of an article from The Times Print Archive, before it starts online in 1996.
To keep these articles as they appear initially, the Times will not change, edit, or update them.
There are occasional copywriting errors or other problems during the digitization process.
Please send a report of such issues to archid_feedback @ nytimes. com.
When any project requires a long straight line to be drawn on a floor, wall or similar plane, a professional mechanic will use a chalk line.
The chalk line can be limited by the length of the line used, depending on how long it takes.
It allows you to "draw" a perfect straight line when stretching.
When put on standard or built, this is also the best way to ensure that the wall is straight or really vertical
Ins and cabinets
While the use of chalk lines for all these purposes is often mentioned in articles and books, many doit-
Your users obviously don't know how and when to use this device.
The chalk line is a string or line that is reapplied with powdered chalk.
The easiest and most popular way is to buy the reels
Mark the chalk line in a box.
Pour the powdered chalk into the inside of the box so that as the lines unfold, the powdered chalk is automatically coated with powdered chalk.
When you re-wrap it, it is coated again and ready for next use.
Another way to create a chalk line is to take a thick rope
Strong enough to stretch without breaking
Pull it to the stick or chalk you have in your hand.
Both the hardware store and the timber factory have wooden sticks and blocks.
When drawing this line on chalk, it will be covered with chalk.
It is obviously simpler to use reels. The chalk-
The coating line should be stretched as far as possible along the surface.
Do not allow it to actually touch the surface if possible, as this may result in a "fake" mark.
Advertisements held tightly at both ends, pulled up or raised slightly near the center, and released on the surface.
The result is a row of chalk.
If you straighten the line quite carefully
No sharp drop to one side
The result will be a very straight chalk line before you snap it.
To create a vertical plumb, nail a nail on the wall near the top.
Hang a chalk line from above and tie a small weight to the bottom.
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Let it swing freely until it stops moving.
Carefully grab the line at the bottom with one hand and stick it close to the wall where it stops.
With the other hand, grab half of the line and press it on the wall as shown in the figure.
The result will be a straight line of chalk.
In this case, the technique of fixing one end of the line on a staple or similar temporary fastener cannot be used to fix the far end of the line --
For example, when trying to capture a line on a concrete floor --
An assistant is needed.
When you grab the other end, he grabs the other end.
After stretching the line tight, one reaches out to the center as much as possible to catch it.
It doesn't really matter that the line is broken in the center.
If the line is stretched very tightly, it usually works almost anywhere along its length.
Before capturing the line, be sure to lift the line about two or 3 inch from the surface;
Don't lift it too high, which can lead to common errors of distortion.
This may also result in a stretch line or a loose line at one end.
Reply to email.
I need help figuring out how to fix the adhesive door facing one side.
Along the bottom edge, the outer or wood layers crack, peel and curl.
Is it possible to buy a thin layer of wood that I can stick to after the stripping part is removed --
Or do you have any other suggestions? -E. D. , Nyack, N. Y. A.
If the plywood is stripped off, or curled off, it is likely that the door is not made from the outside
Grade plywood, so even if you fix the bottom, this can happen with the rest of the door.
There are two ways to fix the area.
One is to peel off or scrape off the top as much as possible as it can easily fall off.
Fill the residual shallow depression by using an epoxy repair compound for the ship.
When hard, it can be smooth and polished and then painted with the rest of the door.
The second method is to peel off the Strip area and install a solid wood on the bottom, even if it is thicker than needed.
Just near the top edge of the plywood it stretches out, it looks like a skirting board at the bottom.
Make sure this piece has good caulking and fix it on the solid frame of the door with wooden screws. ---------------------------------------------------------------------
Questions about house repairs should be addressed to Bernard Gladstone of The New York Times, 229 West 43d Street, 10036 New York.
This column will answer questions of general interest;
Unpublished letters cannot be answered separately.
A version of this article was printed on page 11011019 of the National edition on August 9, 1981 with the title: Family Clinic;
Draw a straight line on the plane.
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