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Патент USA US3045985

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July 24, 1962
J. F. HAlLE
3,045,977
CONCRETE FENCE POSTS
Filed April 29, 1960
INVENTORI
JOHN
F. HAILE
ATTORNEY I
ilnite States Patent fire
ii?iih?'il
Patented July 21%, 1962
1
2
3,045,977
the accompanying drawing, the lower end of the post is
constructed with an upwardly tapering V-shaped notch
CONCRETE FENCE PUSTS‘»
John F. Hm'le, Minor, ‘Va. .
de?ning an angle of approximately 20", though the size
Filed Apr. 29, 196i}, Ser. No. 25,718
8 Claims. (Ci. 256--51)
may vary somewhat within reasonable practicable limits.
This V-shaped notch extends in the instant illustrated
This invention relates to concrete fence posts provided
with vertically spaced slots at predetermined intervals
to retain and support the overlapping ends of bars or rails
slot with substantially parallel Walls of substantially 3%"
example some 18", and terminates in a relatively narrow
in diameter and four inches in length. The purpose of this
relatively small slot is to provide ready means for anchor
used in the construction of straight fences having aligned 10 ing a strand of barbed wire near the surface of the ground
panels. Such concrete posts are specially adapted for
before the post is lowered into its permanent setting.
use in straight fences for enclosing gardens and places
Cu opposite sides of the V-shaped notch are arms or
of historic interest, such as Stratford Hall, Colonial
less or prongs which afford anchorage for the post in
Williamsburg, where an artistic appearing structure is
lieu of the uniformly straight, solid posts in common use.
highly desirable. In addition to artistic design, concrete 15 Since the inner edges of these prongs form the opposite
posts of this type would lend ruggedness and economy in
sides of the 26° V-shaped angle at the center, it follows
the cost of construction.
that the slope on the inner edges of these prongs is about
In the construction of all such straight or aligned fences
10°. While the vertical distance these ground-penetrat
it is essential that the posts be of suflicient ruggedness to
ing prongs ‘are designed to penetrate the ground is optional
20
provide ample resistance to external forces ordinarily
and will depend on the nature of the soil; the dimension
encountered for the exclusion of beasts or ordinary
illustrated in the disclosure is approximately 18” to the
vandalism. In current practice it is common to use
entrance of the narrow slot, which is at the ground surface.
wooden posts for such enclosures, with mortised slots to
Another feature of the invention is the slight outward
accommodate the overlapping ends of the rails or bars
taper of tr e posts from top to bottom. As illustrated for
therein. But such materials are becoming quite expensive N.) 01 illustrative purposes but not as a limitation, the posts are
in addition to the increasing costs of labor. Moreover,
shown with each face tapering outwardly from top to
such posts must be of larger size to offer the necessary
bottom at such slope that the overall width of each face
resistance to external pressures tending to‘ disrupt the
at the extreme lower ends of the prongs is increased by
narrower edges adjacent the slots. Besides the increasing
costs, owing to the greater size required for the posts,
such wooden construction suffers in artistic effects.
approximately two inches. While this increase is slight
and adds very little material at the upper end, the increase
at the bottom and especially at and near the ends of the
prongs adds materially to their ruggedness or strength
thereby contributing to a more substantial anchorage in
the ground. Moreover, it will be observed from the draw
ing that each prong terminates at its extreme outer end
in a small knob, which lends additional retaining power,
as will be readily understood by any one who has ever
The use of barbed or smooth wire is ‘also well known
in use with concrete posts, but the general methods of
attachment of the wires are not conducive to beauty or
durability, and would be objectionable for speci?c pur
poses as suggested above, such as historical grounds and
shrines maintained for public interest and use.
A generally common method for attachment of wire
to concrete posts resides in molding hooks or similar wire
tried to remove a post with a knob at its end.
Still another feature of novelty resides in the concaved
attaching means into the face of the post, thereby produc
ing an unsightly effect on the aesthetic taste. Moreover,
or notched inner edges of the prongs, as indicated in the
drawing. While these depressions are optional, and the
post would provide in most instances satisfactory anchor
age in the ground without the depressions, they are adapted
the attaching means is more likely to deteriorate with
time and the ravages of the elements, thereby weakening
the attaching means against externally applied forces.
to lighten the material somewhat, and would not be con~
ducive to any weakening of the post, since they are in
alignment with the direction of the fence panels, and no
This method is not only expensive but is not so durable
or artistic in appearance as the structure set forth in this
invention.
In view of the foregoing considerations, it is an object
weakening in reducing the amount of material would be
possible in a direction transverse to the line of the fence,
of this invention to provide reinforced concrete posts of
which is the only directions in which external pressure or
rectangular cross section, but having one pair of parallel 50 force would be likely to damage the fence. Another ad
faces relatively wide through which ‘a slot is molded to
vantage in the use of such bifurcated posts is that a
receive the ends of panel bars or boards, as will be more
smaller hole for each prong is required, and these holes
particularly defined as the description advances, with the
may be dug with the use of a smaller tool and without
other two parallel faces of relatively narrow dimensions,
disturbing the soil between their extreme ends, thereby
thus presenting a ?at appearing post which produces an 55 further contributing to a ?rmer anchorage. Furthermore,
artistic appearance when installed in straight fences.
by virtue of the slightly greater external surface in the
In order to provide separate slots to support the ends
notched or concave inner faces of the prongs, a greater
of the bars in spaced position on the panels, the invention
frictional resistance to removal or loosening of the posts
envisions the use of steel pins or the like, which are held
is thereby afforded.
in the desired spaced relationship at predetermined inter
The purpose of providing for the installation of a
vals along the central slot, and molded into the concrete
single strand of barbed wire at the ground surface is to
on each side of the bar-retaining slot. The ends of these
secure the fence against encroachments by hogs or other
steel pins may be uniformly continuous with the shank
of the pin, or they may be upset at the ends to afford
greater security against removal. After the molding ap
paratus is removed, the steel pins remain ?rmly and
rigidly ?xed at the ends in the concrete wall on either side
of the slot.
Another object of special importance is the feature
65
small animals without marring the beauty of the fence.
This objective is achieved by the provision of the bifur
cated ground-penetrating end of the post and the open
narrow slot projecting upwardly from the convergence
of the prongs. In this manner the installation of the wire
is simple, secure against loosening by external forces,
70 and is hardly noticeable, thereby eliminating any unseemly
embodied in the provision of a forked or bifurcated lower
feature to mar the artistic beauty of the fence.
end on the post, which enters the ground. As noted in
The instailation of the wire is effected by ?rst stretch
3,012.5,977
4
3
along the sides of the slot. A detail of these support
ing pins 2 is shown in FIGURE 2, as also the steel rein
forcing rods '7.
ing the strand of wire across the open hole for the post,
raising the post and straddling the prongs over the wire,
then pulling the strand into the narrow slot provided at
the convengence of the prongs, and drawing it upwardly
to the end of the slot; and after stretching it to the
looking upward in the direction of the groove 4. Refer
desired tautness, a small wooden or other wedge is driven
ence numeral 5 illustrates in detail the notched forma
FIGURE 3 illustrates a section across the prongs 3,
tion along the inner edges of the prongs. These notches
into the open end of the slot to retain the wire in place.
are of uniform depth throughout the length of the
This method of assembly is simple, easy to effect, and
prong 3.
poses no di?iculty before the post is ?nally lowered to
FIGURE 4 shows a modi?ed form of the depression,
its depth ‘and tamped in the hole provided for its anchor 10
which is of concave form, as shown at ‘6, and this con
age in the ground.
cavity is also of uniform depth through the length of
It is believed from the foregoing general description
the prongs. The selection of the form preferred is op
tional, the results being generally the same.
that the invention and its many advantages will be fully
obvious, and that such fence construction will produce an
economic, durable and beautiful fence for any purpose,
Ibut more especially for use about historic grounds and
gardens, where artistic beauty is of such paramount im
and illustrated in the drawing may be considered as the
preferred ‘form, the dimensions of the parts, such as
portance.
height of post, depth of ground penetration, number of
While the post disclosed in the foregoing description
separate apertures ‘between pins 2 for the fence bars or
rails, and the dimensions of the post in cross-section may
be varied to conform with the peculiarities and needs of
the location.
Having thus described my invention and the manner of
All the foregoing enumerated advantages and objects I
attain by means of the construction and combination of
features illustrated and described in the preferred forms
in the accompanying drawings, specification and claims,
wherein:
use, what I claim as new, and desire to secure by Letters
FIGURE 1 is an isometric view of a concrete fence
post, illustrating the general construction and angular ar
rangement of the slots and prongs;
FIGURE 2 is a sectional view drawn to a slightly
enlarged scale as seen from section line 2—2 on FIG. 1
illustrating the slotted portion with spaced steel pins for
25
Patent, is distinctly set forth in the appended claims.
I claim:
1. A reinforced concrete fence post of substantially
rectangular ‘cross section, said post having a longitudinal
slot extending axially through said post from near one
FIGURE 3 illustrates a transverse section drawn to a
end for a major portion of its length toward the opposite
end, said longitudinal slot being of such width as to
slightly enlarged scale of the lower end of the post
receive the overlapped ends of conventional fence rails,
across the ground-penetrating prongs as viewed from
section line 3-3 on FIG. 1; and
a plurality of metallic rods extending transversely across
said slot at uniformly spaced intervals and having their
supporting the ends of the respective bars;
FEGURE 4 illustrates an enlarged section similar in
position to FIGURE 3, but showing a slight modi?ca
tion in the form of the inner depressions, which are
curved or concaved instead of notched.
The concrete post illustrated in MG. 1, is indicated by
the reference numeral 1, and for illustrative purposes is
of generally rectangular cross section, the dimensions of
the opposite pairs of ?at faces being of the order of 7”
by 2", and of an overall length of approximately 5 '. The
outer edges of the post are slightly beveled and the faces
taper outwardly downwardly from top to bottom, where
ends ?rmly secured in the opposite side walls de?ning said
slot, said rods being adapted to support the overlapped
ends of fence rails in uniformly spaced position along
said slot, said opposite end of said post being bifurcated
by a V-shaped notch, thereby ‘forming a pair of out
wardly tapering anchoring prongs, said V-shaped notch
terminating near its vertex in a relatively narrow groove
of substantially uniform width, said groove extending to
within a relatively short distance from the proximate
end of said longitudinal slot, said groove being adapted
to receive and retain in position a strand of barbed wire
in the transverse dimension across the wider face from
the outer edges of the prongs is about 9” while the trans
verse overall dimension at the same end would be about
in close proximity to the surface of the ground and
beneath the lowermost rail when the post is anchored in
4".
2. A reinforced concrete fence post of substantially
rectangular cross section, the adjacent sides of any such
section being of unequal length, whereby the post assumes
a ?at-like appearance, said post having a longitudinal slot
of uniform width extending axially through the wider
The prongs 3 as illustrated would measure some
8” in length from their convergence at the open end
of the open slot or groove 4 to the extreme lower ends,
While the slot or groove 4 would extend upwardly about
4”. The width of the groove 4, as previously mentioned,
would be about %”. In the preferred embodiment illus
trated, the width at the ends of the prongs across the
transverse faces would be about 4", due to the taper from
upright position.
transverse dimension of said post from near one end
thereof throughout a major portion of its length toward
the other end of said post, said slot being of such width
as to receive the overlapped ends of conventional fence
the top, while the dimension in the direction parallel
rails, a plurality of metallic rods extending transversely
with the wider face of the post would be only about 11/2”.
across said slot at uniformly spaced intervals between
But with the knobs 8 extending along the wider face, the
anchorage would be fairly secure against transverse 60 the ends of said slot for supporting the overlapping ends
forces against the exposed upper portion of the post.
of said fence rails in spaced position along said slot, the
A longitudinal slot of substantially parallel sides or
ends of said metallic rods ‘being ?rmly secured in the
edges, of a length of about 30” is provided in the mold
opposite walls de?ning said slot, said other end of said
ing process, said slot as illustrated in FIGURE 1 being
post being bifurcated by a V-shaped notch extending
of about 1%” wide, but in any event must be molded
through said wider dimension of said post thereby form
of such width as to accommodate the overlapping ends
ing a pair of outwardly tapering or diverging anchoring
of bars or rails to be used in constructing the fence
panels. In order to support the fence bars or rails in
predetermined spaced position, the invention envisages
subdividing said slot 9 into separate apertures by the
use of steel rods or pins 2 of such diameter as to pro
prongs, said notch terminating near its vertex in a rela
tively narrow groove of substantially uniform width and
extending inwardly to within a relatively short distance
from the proximate end of said longitudinal slot, said
groove being adapted to receive and retain a strand of
barbed wire in fixed position between the surface of the
ground and the adjacent rail in the lowermost position in
slot 9 to secure the pins 2 ?rmly in anchored position 75 said slot when the post is anchored, and the ends of said
vide rigid supports for the bar ends, and of such length
as to extend across the slot 9 with ends extending a sul?
cient distance into the concrete on either side of the
3,045,977
5
prongs having knobs or enlargements for effecting a
?rmer and more secure anchorage against removal.
3. A reinforced concrete fence post of substantially
rectangular cross section, the adjacent sides of any such
section being of unequal length, thereby producing a post
of ?at-like appearance, said post having a longitudinal
slot of uniform Width extending axially from near one
end of said post throughout a major portion of its length
toward the other end of said post, said longitudinal slot
6
form width which extends to within a relatively short
distance from the proximate end of said longitudinal slot,
said groove being adapted to receive and retain therein
a strand of barbed wire between the lower end of said
slot and the surface of the ground when the post is
anchored, and the ends of said anchoring prongs being
slightly enlarged as by knobs for more ?rmly anchoring
and securing said post against removal.
5. The structure de?ned in claim 4, wherein the oppo
being of such width as to receive the overlapping ends of 10 site inner edges of said anchoring prongs are uniformly
fence rails, a plurality of metallic rods extending trans
notched.
versely across said slot at uniformly spaced intervals be
6. The structure de?ned in claim 4, wherein the oppo
tween its ends for supporting the ends of said fance rails
site inner edges of said prongs are uniformly concaved.
in uniformly spaced position along said slot, the ends of
7. A reinforced concrete fence post of substantially
said rods being securely ?xed in opposite walls of said
slot, said other end of said post being bifurcated by a
V-shaped notch through the same sides of said post as
traversed by said longitudinal slot, thereby forming a
pair of ‘outwardly diverging and tapering anchoring
rectangular cross section, the adjacent sides of any such
section being of unequal length, said post having a longi
tudinal slot of uniform Width extending axially through
the Wider dimension from near one end of said post for
a major distance of its length toward the opposite end
prongs, said V-shaped notch terminating near its vertex 20 thereof, said slot being of such Width as to receive the
in a relatively narrow groove of uniform width and ex
overlapping ends of conventional fence rails therein, a
tending inwardly to within relatively close proximity to
plurality of metallic ‘rods extending transversely across
the proximate end of said longitudinal slot, said groove
said slot at uniformly spaced intervals between the
being adapted to receive and secure therein a strand of
ends of said slot for supporting the ends of said fence
barbed wire between the lowermost rail in said slot and
rails in uniformly spaced position in said slot, the ends
the surface of the ground when the post is anchored, the
of said metallic rods being ?rmly secured in the opposite
ends of said anchoring prongs having knobs or enlarge
walls de?ning said slot, and the said opposite end of
ments for more ?rmly securing said post against removal,
said post being adapted to anchorage in the ground.
and the inner edges of said prongs adjacent said notch
8. A reinforced concrete fence post of rectangular
being slightly notched to provide additional resistancev
cross section and provided with slot means extending
against removal of said post in its anchorage.
from one end thereof for a major part of its length for
4. A reinforced concrete fence post of substantially
securing ‘fence rails in uniformly spaced position, the
rectangular cross section, the adjacent sides of any such
opposite end of said post being bifurcated by a V-shaped
section being of unequal length, thereby producing a post
notch, thereby providing a pair of diverging anchoring
of generally ?at-like appearance but in which each lateral
prongs, the inner edges of said prongs tapering outwardly,
face tapers slightly outwardly from one end to the other
said V-shaped notch terminating near its vertex in a
end of said post, so that the post in its overall dimensions
relatively narrow groove having parallel walls and of
would simulate the frustum of a rectangular pyramid,
such width as to receive and retain a strand of barbed
said post being traversed by a longitudinal slot of uni~
wire in said groove, and the ends of said anchoring prongs
form width axially through the wider lateral faces from 40 being slightly enlarged as by knobs for more ?rmly se
near one end for a major distance toward the other end
of said post, a plurality of metal rods extending trans
versely across said slot at uniformly spaced intervals for
supporting the overlapping ends of fence rails in said slot,
the ends of said rods being ?rmly secured in the opposite
sides de?ning said slot, said other end of said post which
would correspond to the base of said truncated pyramid
being bifurcated by a V-shaped notch through the same
faces ‘as said slot thereby forming a pair of outwardly
tapering anchoring prongs, said V-shaped notch terminat 50
ing near its vertex in a relatively narrow groove of uni
curing the post against removal from its anchorage.
References Cited in the ?le of this patent
UNITED STATES PATENTS
158,210
813,338
835,719
870,554
993,136
1,003,660
Hartley _____________ __ Dec. 29,
Wilcox _____________ __ Feb. 20,
Westl‘ake _____________ __ Nov. 13,
Gargett _____________ __ Nov. 12,
Wolle ______________ __ May 23,
1874
1906
1906
1907
1911
Schaefer ____________ __ Sept. 19, 1911
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