USRE12698E - Frank mcmurray sawyer - Google Patents

Description

No. 12,698. REISSUED OUT. 1, 1907.

F. MGM. SAWYER'.

BUILDING BLOCK. APPLIGATIOI! FILED AUGJ, 1907.

J mo; I

wmw wg UNITED STATES To all whom, may concern:

Be it known that I, FRANK MCM'URRAY SAWYER, a citizen of the United States, residing at Charlotte, in the county of Mecklenburg andState of North Caromcnts in Building-Blocks; and I do declare the following to be a full, clear, and exactdescriptionof the invention, such as will enable others skilled in the art to which it appertains to make and use the same.

of the principal objects of the same is to-provi'de'ar molded artificial-stone building block or brick which will present a smooth unbroken outer and inner surface to a wall and whichwill provide vertical ventilating openings or air-passages from: the bottom to the top of the wall.

Another object is to provide a building block or brick which can'be manufactured at slight'cost and which will break joints-when laid and in which the .20 corners of the wall will'bbraced and tied, owing to the contour of the bricks and the manner in which the same are laid in forming the wall.

the construction illustrated in the drawings, in Which Figure 1 is a plan view ofa wall during the course of construction with bricks made in accordance with my. invention. 2 is a plan view of one of my bricks or blocks, and Fig. '3 is a perspective view of 3-0 the sanie. v

Referring to the drawings for a more particular description of my invention, the numeral 1 designates a brick or block which maybe molded of cement and sand or other plastic material, said brick consisting of the plain front surface 2, extending entirely across the oblique walls ,4 upon the inside of the brick, the wall or surface 5' connecting the oblique surfaces, and thus forming the substantially rectangular feet 6, Owin 40 'to the contour and dimensions of the brickawall can be built in which the bricks are reversed in each alternate: layer, as shown in Fig. 1 of the drawings,

wells,

BUILDING-snooze Specification of Reissued Letters Patent.

5 lina, have invented certain new and useful lmprove- This invention relates tobuiIding-blocks; and one Theseand other objectsare attained by means of.

accompanying.

' brick, and ends 3, which are also unbroken, and the and all the joints will thus bebroken and the bricks I be firmly tied, providing vertical air-spaces 7 in the.

and the air-spaces in the corners divided into PATENT OFFICE.

FRANK MoMURRAY SAWYER, or CHARLOTTE, NORTH ROOFING TILE COMPANY, A CORPORATION OF NORTH CAROLINA.

CAROLINA, AssleNoR To AMERI'oAN,

neissuedoeai, 1997.

Original No. 812,369, dated February 13, 1906 Serial No. 249.256. Application for reissue filed August 1,1907. 2 Serial No. 386,675.

ordinary construction, while the advantages ofla ventilating-wall are attained bytb,e use of the brickand are braced" at the same time the corners of the walls and tied in a strong and efficient manner. 7

Various changesinthe form, proportion, and the minor details of construction maybe resorted to withto manufacture the same'than is required in bricks of out departing from the principle or sacrificing anyof 'the advantages of this invention.

Having thus described my invent OD; whatl claim" as new, and desire to secure by Letters Patent, is 1. The hereimdescribed buildingswall made upot brlcks' or blocks having three unbroken surfaces 2, 3, 3, the Sl'llf faces 3, '3, forming the inner and outer facing of the wall, and a'recesserl slde forming feet 6, the inner walls 4-of which are oblique and providing theirinenwsill- .or

web 5, said blocks being placed in reverse order in each alternate layer to break joint and to provlde verticalven; tilatlng spaces between the bricks" and,to form cross braclng-webs 1n the "cornersfof the walls, essentially as described. I .t

2. The hereln'descrlbed building wall made up of bricks or blocks, each having three'u nbroken outer surfaces and having its remaining surface recessed, sai'd blocks beingreversedin each alternate layer and placed so that their oppositely disposed unbroken surfaces form the lnner and outer faclngs of'the wall. I

3. The hereiu descrlbed building wall, made up-of bricks or blocks, each having three unbroken outer surfaces and having its remaining surtace recessed, said blocks being oppositely dlspo'sed'surtaces form the inner and outer facings of the wall and sothat the portions connecting said oppositely disposed surfaces register vertlcally with oppositely disposed surfaces reglster vertlcally with each ,other, thusspaclng the jolnts in said outer and inner facings in each alternate layer the thickness of said con: necting portions. p v

, FRANK MCMURRAY sawmn. Witnesses Inc. B. Ross,

W. P. RIESON.

' reversed in each-alternate layer and placed so that their l

Images