Mechanical Drawing for Plumbers: A Concise, Comprehensive and Practical Treatise on the Subject of Mechanical Drawing, in Its Various Modern Applications to the Work of All who are in Any Way Connected with the Plumbing Trade |
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Сторінка 8
Celluloid tri . readers who are interested in the subject , angles are especially
good , as the work as we believe that ... a preliminary to pursuing the sub angle
held against the edge of the tee ject of drawing , the student should pro - square .
Celluloid tri . readers who are interested in the subject , angles are especially
good , as the work as we believe that ... a preliminary to pursuing the sub angle
held against the edge of the tee ject of drawing , the student should pro - square .
Сторінка 9
If we consider that the rays of light from each point , as these three views are
taken , reach the eye at right ' angles to the respective glass plates , and draw on
those plates the view of the object as it appears to us , we shall have what is
known ...
If we consider that the rays of light from each point , as these three views are
taken , reach the eye at right ' angles to the respective glass plates , and draw on
those plates the view of the object as it appears to us , we shall have what is
known ...
Сторінка 17
15 - Another Example of Correct and Incorrect Work intersection of the branch
with the main part of the fitting . Do not make it in the form of a curve as the
incorrect sketch shows , but with two 45 degree lines . them in . If two lines at right
angles ...
15 - Another Example of Correct and Incorrect Work intersection of the branch
with the main part of the fitting . Do not make it in the form of a curve as the
incorrect sketch shows , but with two 45 degree lines . them in . If two lines at right
angles ...
Сторінка 18
If two lines at right angles to each other are to be joined by a curve , it is
necessary to take the center for the curve at an equal distance from each ... We
are often required to put in curves joining lines which are at some odd angle as in
Fig . 17 .
If two lines at right angles to each other are to be joined by a curve , it is
necessary to take the center for the curve at an equal distance from each ... We
are often required to put in curves joining lines which are at some odd angle as in
Fig . 17 .
Сторінка 24
From the elevations given by the architect , unless indeed , they are N°1 zontal
nor vertical , but as some angle between , may best be described from Figs . 24
and 25 . Suppose in Fig . 24 the line A B has been drawn , and it is desired to
draw ...
From the elevations given by the architect , unless indeed , they are N°1 zontal
nor vertical , but as some angle between , may best be described from Figs . 24
and 25 . Suppose in Fig . 24 the line A B has been drawn , and it is desired to
draw ...
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