QJWwM/ZLM.

A‘ WORTHINGTON.
INSULATING MATERIAL 0R CONSTRUCTION.
APPLlCATION mm JAN. 5. 1920.
1,366,147,
v
Patented Jan. 18, 1921.
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W/ T/VESSES
QJWwM/ZLM.
Arms/1 WORTH/NGTON
BY
.4 TTOHNEYS
UNITED STATES
PATENT OFFICE.
AMASA WORTHINGTON, 0F BROOKLYN, NEW YORK.
INSULATING MATERIAL’ OR CONSTRUCTION.
Speci?cation of Letters Patent.
1,366,147.
Application ?led January 5, 1920.
To all whom it may comma:
Be it known that I, AMASA VVORTHING
TON, a citizen of the United States, and a
Patented Jan. 18, 1921.
Serial No. 349,599.
of the stock from which the ?llers are cut or
other conditions.
As indicated in Fig. 1 the ?llers are ar
resident of the city of New York,v borough ranged with the corrugations of adjacent
of Brooklyn, in the county of Kings and corrugated members 10 disposed at right
State of New York, have invented‘new and
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15
angles to one another, but from the other
<li'nproved Insulating Materials or Construc ?gures it will be obvious that they may be
tions, of which the following is a full, clear, arranged otherwise than as shown in Fig. 1,
and yet provide for ample air spaces be
and exact description.
This invention relates to insulating mate tween the binding members 12 and 13 which
rials or packings such as are commonly used
in connection'with steam boilers‘ or other
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are shown herein as being parallel and com
posed of any suitable plastic material such
analogous appliances.
as asbestos or other ?reproof cement, com
the strength or power to resist crushing
ultimate free space between the binders 12 ‘
Among the objects of the invention is to positions of clay, or the like. More spe
provide an insulating material of maximum ci?cally the ?llers are cut from any suitable
cheapness as well as efficiency, considering stock into widths corresponding to the
strains or blows.
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and 13, with respect to those ?llers whose
A. still further object is to provide an in
corrugations extend parallel to the binders,
sulating material embodying a maximum
and the alternate ?llers are cut in short
lengths corresponding to said free space be—
the body of the structure tending toresist tween the binders, with respect to those
?llers whose corrugations are perpendicular
crushing or distortion.
lVith the foregoing and other objects in to the binders. The latter mentioned ?llers
number of air cells or spaces with respect to
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described and claimed, and while the inven
obviously are much stronger and stiffer for
the resistance of crushing strains or shocks
imparted to either of the binders than if the
tion is not restricted to the exact details
?llers were arranged in any other form or
view the invention consists in the arrange
ment and combination of parts hereinafter
of construction disclosed or suggested here
in, still for the purpose of illustrating a
position.
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Fig. 2 exempli?es that arrangement in
practical embodiment thereof reference is which the corrugated strips are all arranged
had to the accompanying drawings, in which endwise or perpendicular with respect to
the binders 12 and 13 and consequently the
fillers as thus arranged possess the maxi
parts in the several views, and in which
Figure 1 is a perspective view of a frag mum stiffness.
35.
In designing this improvement for use as
ment of insulating material showing one
insulating material for steam pipes or other
embodiment of my invention.
,
.
like reference characters designate the same
preferably as shown in Fig. 3 in which the
modification.
tric circular arcs and parallel to each other
Referring now more speci?cally to the
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cylindrical bodies the ‘structure is made
Fig. 2 is a detail perspective view of a
modi?ed form of the same invention.
Fig. 3 is a perspective view of a further
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binders 12 and 13 are arranged in concen~
as already set forth. The ?llers 10 are all
drawings I show my improvement as being shown in this instance as being perpendicu
composed essentially of a multiplicity of lar to' the binders, and hence radial with re
layersor plies that may be called ?llers, spect to the axis of curvature of the struc
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such plies being composed preferably of ture. Obviously for the convenience of ma
sheets of corrugated‘ material which for the nipulation this construction of insulation
sake of this explanation may be said to may be made of any suitable dimensions and
be similar to .sheets of ordinary packing with respect to the cylindrical form of Fig.
boards, each corrugated sheet having at 3 for application to steam pipes or the like
tached to one side thereof a plane or ?at
facing strip. The corru ated sheets are in
dicated at 10 and the acing strips at 11.
' These" two members 10 and 11 may he se
55 cured together as by pasting or otherwise, or
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the insulation is made preferably of are
shaped segments.
In the manufacture of this insulation I
apply a'layer of plastic material to consti
tute one of the binders 12 and 13 upon a
they may be free depending upon the nature smooth surface either ?at or curved accord~
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2
1,866,147
ing to the ultimate design of the material,
and while the binder thus applied is still
plastic I apply the ?llers edgewise directly‘
to the plastic binder, the ?llers being pre
crushing strains or impacts in the direction
that is most useful, or in other words since
the principal corrugations are perpendicu
lar to the exterior surface of the material,
viously cut to desired widths or lengths, any force applied against said surface
would be reslsted by the corrugated ma
just stated the remainin binder ply is then terial with the greatest advantage.
applied by spreading t e same in plastic
I claim:
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then while the ?llers are held in the position
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condition on the edges of the ?llers remote
from the ?rst binder. After these binders
1. The herein described insulation com
prising spaced binders of plastic material
become hard or dry the insulating material and ?llers arranged between the binders,
is completed and the ?llers and the binders said ?llers comprising plies of corrugated
make a substantially rigid plate of material sheet material, the edges of the ?llers being
capable of resisting heat as well as an enor secured rigidly to the binders and having
mous amount of pressure.
the corrugations arranged perpendicular
The corrugations of the ?ller members thereto, the binders being arranged in con
determine the position of the air spaces or centric curves.
cells, and it Wlll be noted that in the pre
2. The herein described insulating ma
ferred forms of the invention said corru terial having longitudinal air cells arranged
gations and air cells are arranged perpen endwise and parallel to the lines of ra
dicular to the surfaces of contact and radia diation.
tion and hence the corrugations are parallel
3. The herein described insulating ma
to the direction of radiation and radial of terial having longitudinal air cells arranged
that form of the device adapted for cylin it right angles to the exterior radiating sur
drical surfaces. It is especially noteworthy ace.
that the corrugated members possess the
maximum strength or sti?ness to resist
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AMASA WORTHINGTON.
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