PATENTED APR. 11, 1905.
No. ‘787,267.
J. M. BRAGG.
CHIMNEY AND LINING THEREFOR.
APPLICATION FILED DEC. 12, 1904‘
Patented April 11, 1905.
No. 787.267.
‘idNiren STATES PATENT @FFICEQ
JAMES M. BRAGG, OF EAST HARTFORD, CONNE ‘TIC/UT.
CHIMNEY AND LINING THEREFOR.
SPECIFICATION forming part of Letters Patent No. 787,267, dated April 11, 1905.
Application ?led December 12,1904. Serial No. 236,479.
l gree from the edge thereof; but by my im 50
Be it known that 1, JAMES Minuucx Bayou, 1 proved construction I have provided means
a citizen of the United States, and a resident whereby this cap may be dispensed with, the
of East llartford, in the county of Hartford mouth of the chimney left free and unob
and State of Connecticut, have invented a new structed, and means are provided for prevent
and improved Chimney and Lining Therefor, ing access of dampness through the mouth of 55
the chimney.
of which the following is a speci?cation.
In many instances, in the construction of
My invention relates to the class of devices
used for creating a draft for a furnace, stove, dwelling-houses more especially, the chimney
or the like and for conducting the products of . extends vertically for a distance from the top
combustion therefrom; and the object of my and then extends in a diagonal direction for 60
invention is to provide a device of this class some distance. In such instances the mois
in which the movement of the currents of air ture gaining access through the mouth of the
from the furnace, stove, or the like shall be chimney accumulates on the slanting portion
I
facilitated. and a further object is to pro
vide a device of this class having means for
thereof and finds its way through the wall of _
which?
Figure l is a view in central longitudinal
other instances, and I therefore do not con
fine my invention to the spccilic manner of 75
use herein shown and described.
the chimney to the outer surface and within 65
preserving the dryness of the interior of the the building, this being especially noticeable
chimney and prevent the access of water, in cases where a soft brick enters into the
snow, or the like, and a further object is to construction of the chimney.
\Vhile my invention is illustrated and de
provide a special construction of lining form~
ing a part of the chimney and having the ob scribed in connection with a chimney for con
jects above set out. A form of device in the ducting the products of combustion from a
use of which these objects may be attained is furnace, stove, and the like, it will be under
illustrated in the accompanying drawings, in stood that it will find ready application in
section through the top of a chimney embody
In the accompanying d rawings the numeral
1 denotes the masonry, usuallyconstructed of
brick and in any desired form and of suitable
in transverse section through the chimney on , size. The fine is composed of a lining ‘2, usu
Fig. & is a j ally constructed in the form of a tube com
the
viewdotted
in central
line loi'igitudinal
shown in Fig.
section through a posed of sectionsof considerable length. This
chimney-lining, showing a modification of my lining is usually of a size and shape to lit and
invention. Fig. 5 is a detail view showing conform to the interior of the masonry and
is inserted at different stages in the construc 85
another modification.
tion of the latter. in the embodiment of my
in the construction of a chimney it is de
sirablc for many reasons that the top or mouth ‘ invention one of these sections, preferably
of the chimney shall be left open and unob ‘ the upper or outer section, is provided with
ing my invention. Fig. 2 is a view in longi
tudinal section through the chimney on the
dotted line shown in Fig. 1. Fig. 2) is a view
40
structed; but in such a structure prior to my , a shelf or shelves 3, extending across the fine
invention defects have presented themselves I from side to side in one direction and partially
9O
from the fact that moisture in the form of ‘ across the fine in a transverse dlrection. These
snow or rain has been allowed to gain access shelves are inclined downward toward the
to the chimney. The dampness thus formed lower edge of the shelf, as shown in Fig. 1
in the chimney prevents free movement of the of the drawings, where they terminate in a
air-currents. and thus forms an imperfect draft trough 4.. The shelves are also slightly in 95
to the chimney. To overcome these defects, 1 clincd downward from side to side of the
in many instances a cap is placed over the chimney, as shown in Fig. ‘20f the drawings,
mouth of the clumney, raised to a certain de to a point where an opening 5 is formed
2
‘787,267
through the wall of the lining. -An opening
6 is formed through the masonry, in which a
tube or conductor 7 is located. This tube or
conductor is preferably of circular form, as
to the inner surface at least, and is inserted
in the masonry in the process of construction
of the latter. Each of the shelves preferably
extend widthwise of the shelf to a distance
at least one-half that across the lining, and it
will thus be seen that by employing two or
more shelves the entire distance across the
‘Vhat I claim as my invention, and desire to
secure by Letters Patent, is—~
65
‘
1. In a chimney including its ?ue, a shelf
extending from side .to side of the chimney
and inclined downward widthwise of the shelf,
and an opening through the wall of the chim
ney communicating with the trough formed
at the junction of the shelf and inner wall of
the chimney.
2. A chimney including its flue, a trough
extending across the chimney from side to 75
lining widthwise of the shelves is covered, so side and inclined downward toward one side
that any rain or snow entering the mouth of thereof, an opening through the wall of the
the chimney is caught by the shelves and con chimney communicating with said trough, and
ducted to the lower edge thereof and thence a shelf inclined downward widthwise thereof
along the troughs to the outside of the chim to said trough.
ney. I have also found that by this arrange
3. A chimney including its ?ue, a plural
ment of the shelves the upward or outward number of shelves each extending widthwise
movement of the air-current is greatly facili partially across the chimney and each inclined
20 tated,thus improving the draft of the chimney.
downward widthwise of the shelf, a trough
In the structure above described the shelves, formed at the lower edge of each of the 85
including the troughs, are made integral with shelves, and an opening through the side walls
the lining; but in the modi?ed form of the in of the chimney communicating with said
vention, as shown in Fig. 4 of the drawings, trough.
the shelves 8 may be formed of a separate
4. A chimney including its ?ue, a plural
piece extending across the lining or ?ue and number of troughs extending across the ?ue 9O
supported by lugs 9, which may be made in from side to side and inclined downward end
tegral with the lining or otherwise formed to wise of the troughs, an opening through the
properly support the shelves, as may be de wall of the chimney communicating with each
39 sired. In this construction of the device the of said troughs, and a shelf extending width—
troughs 10 are formed separately from the wise thereof partially across the chimney and 95
shelves and preferably integral with the lin inclined downward widthwise to said troughs.
ing, the troughs inclining downward to one
5. An improved lining for a chimney in—'
side of the chimney and terminating in an cluding a tubular section having a shelf ex
35 opening 11 through the lining, from which a tending across the chimney from side to side
tube may lead through the masonry, as shown and inclined downward widthwise of the shelf,
in Fig. 2 of the drawings.
a trough extending across the lining from side
‘While 1 have shown and described the pre to side at the lower edge of the shelf and ter
ferred form of my invention as embodying a
minating at one end of the trough in an open
lining having the shelves and the troughs for ing through the lining.
conducting moisture from the chimney and
6. An improved lining for a chimney con 105
for improving the draft therein, it will be un
derstood that the lining is not absolutely es
sential to my invention and that other forms
45 of construction having the results and advan
tages above described may be employed with
out departing from the invention.
It will be seen that by constructing the
shelves in the manner herein shown and de
scribed downward drafts through the chim
ney are entirely prevented, and in the con
struction of a chimney located near the outer
wall of a building care need not be taken to
construct the chimney of a certain height to
55 ‘prevent downward drafts caused by the prox
sisting of a section of tubular form, a plural
number of shelves each extending across the
chimney from side to side and widthwise of
the shelf partially across the chimney, each
shelf being inclined downward widthwise
thereof, a trough formed at the lower edge
of each shelf extending across the chimney
from side to side and terminating at one end
in an opening through the lining.
7. An improved lining for a chimney in 115
cluding a tubular section, a trough extending
across the lining from side to side and formed
integral therewith and terminating at one
end in an opening through the lining, and a
imity of the vertical wall of the building, and shelf extending across the chimney from side
a saving in the material required to construct
to side and inclined downward widthwise to
the‘ chimney and in the labor is thereby ef
said trough.
w
_
8. An improved lining for a chimney in
In the modi?ed form shown in Fig. 5 the cluding a tubular section, a plural number of
edge of the shelf 12 is serrated, as at 13, to troughs formed integralwith the lining ex
permit the flow of water into the trough un tending from side to side thereof in a down
derneath the shelf. the device in other respects ward direction terminating at one end in an
being the same as hereinbefore described.
opening ‘through the lining, and a plural num—
fected.
.
I10
I20
787,267
her of shelves each extending widthwise par
tially across the chimney and inclined down
ward \vidthwisc of the shelf to said trough.
8
number of shelves each extending partially IO
across the chimney, troughs located appur
tenant to said shelves, and openings through
the Wall of the chimney communicating with
tending partially across the chimney, a trough said shelves.
JAMES M. BRAU'G.
located appurtenant to said shelf, and an open
ii). In a chimney, in combination, a shelf ex
ing through the Wall of the chimney commu
nicating with said trough.
10_ In a chimney, in combination, a plural
\Vitnesscs:
ARTHUR H. J mums,
L. E. BERKOVI’I‘OH.