Houghton's Concrete Worker's Reference Books, Випуск 4N.W. Henley Publishing Company, 1911 |
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Результати 1-5 із 18
Сторінка 27
... blocks , and then cutting a saw kerf for a distance of 3 " into the top edge of plank , into which are fitted sheet - iron dividing - plates , as shown FIG . 6. - Mold for chimney blocks . in MOLDING CONCRETE CHIMNEYS 27.
... blocks , and then cutting a saw kerf for a distance of 3 " into the top edge of plank , into which are fitted sheet - iron dividing - plates , as shown FIG . 6. - Mold for chimney blocks . in MOLDING CONCRETE CHIMNEYS 27.
Сторінка 28
Albert Allison Houghton. FIG . 6. - Mold for chimney blocks . in Fig . 6. These dividing - plates are cut.
Albert Allison Houghton. FIG . 6. - Mold for chimney blocks . in Fig . 6. These dividing - plates are cut.
Сторінка 29
... plates . The two edges of the sheet - iron dividing - plates are cut to conform to the segment of the curve in which the block is to be molded ; the dividing - plate rests upon a convex form in the bottom of the mold that has the same ...
... plates . The two edges of the sheet - iron dividing - plates are cut to conform to the segment of the curve in which the block is to be molded ; the dividing - plate rests upon a convex form in the bottom of the mold that has the same ...
Сторінка 30
... plates . Where the blocks are to be molded of varying thickness , the same bottom form to mold may be used each time , as the curve or segment of circle upon the inside of the block will not be changed ; requiring simply wider side ...
... plates . Where the blocks are to be molded of varying thickness , the same bottom form to mold may be used each time , as the curve or segment of circle upon the inside of the block will not be changed ; requiring simply wider side ...
Сторінка 32
... plates , 26 or 27 gauge . These are cut so as to just fit or lap over onto the next plate upon each side , when the form is extended to its greatest cir- cumference . These plates are fastened with screws to each section of the mold ...
... plates , 26 or 27 gauge . These are cut so as to just fit or lap over onto the next plate upon each side , when the form is extended to its greatest cir- cumference . These plates are fastened with screws to each section of the mold ...
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