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Патент USA US3086509

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‘April 23, 1963
w‘. DILLEY
3,086,499
WIND ORIENTED MARAUDER-PROOF BIRD FEEDER
Filed Jan.‘ 13, 1961
2 Sheets-Sheet 1
INVENTOR.
Mil/4M O/Lé?y
April 23, 1963
w. DlLLEY
3,086,499
WIND ORIENTED MARAUDER-PROOF‘ BIRD FEEDER
Filed Jan. 13, 1961
2 Sheets-Sheet 2
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INVENTOR.
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United States Patent 0 ”
_ 3,086,499
Patented Apr. 23, 1963
2
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provide a contrasting background when observing the
3,Ei36,499
WIND ORIENTED MARAUDER-PROOF
BIRD FEEDER
William Dilley, 6039 Ridgebury Blvd,
May?eld Village 24, Ohio‘
Filed Jan. 13, 1961, Sell‘. No. 82,543
9 Claims. (Cl. 119—-51)
birds within the ‘feeder and to provide a feeling of security
for the birds. The platform 10 is roughly oval in shape
having side portions 11 and rounded end portions 12
serving as a landing platform or perch for the incoming
or outgoing birds.
Side wall panels 15 of transparent material are attached
to the base 10‘ along the side portions 11 a short distance
This invention relates generally to feeding stations for
inward from the edges and extend perpendicularly up
wild birds of the type adapted to be placed in gardens and 10 ward. A pair of roof panels 17 form a gable roof and are
lawns to attract and permit observation of song birds and
joined together along a peak or ridge 18 extending parallel
the like.
to the side walls 15. The roof panels 17 extend down
‘It is a principal object of this invention to provide a
ward and are cemented or Welded to the upper edges of
novel bird feeder which permits clear visibility of birds
the side walls 15. It should be noted that the roof panels
feeding within the feeder from substantially any direction 15 17 extend both lengthwise and downwardly beyond the
and which also allows the birds within the feeder to ob
side walls 15 to overhang and cover substantially all of
serve their surroundings and the approach of enemies or
the platform 10.
undesirable birds.
End walls 21 extend bet-ween the side walls 15 at each
It is another object of this invention to provide a novel
end and project upward from the base or platform mem
bird feeder adaptable to swivel and orient itself with re 20 ber 10 to terminate in a top edge 22 a short distance above
spect to the wind to reduce the feed being blown out
the base. The open space above the end walls 21 is rela
of the feeder and to protect the feeding birds within the
tively large to allow ‘free access to the interior of the
feeder from exposure to the wind.
feeder. Feed troughs 24 are formed along the inside of
It is another object of this invention to provide a bird
each of the side walls 15 by trough panels or walls 25
feeder in accordance with the preceding object which is 25 which extend lengthwise between the end walls 21. The
directionally sensitive and highly responsive to winds of
very low velocity.
'
upper edge 26 of the trough walls is coplanar with the
top edges 22 of the end walls 21, and the trough panels
25 slant downwardly outwardly toward the side walls 15
It is another object of this invention to provide a bird
feeder in accordance with the preceding objects which pro~
to terminate at their bottom edges 27 at the platform 10' a
vides easy access vfor entry and departure by the birds with 30 spaced distance inward from side Walls 15. This construc
the choice of two opposite directions.
_
tion of the troughs 24 provides a capacity for a consid
It is still another object of this invention to provide a
erable amount of feed while still allowing space between
bird feeder in accordance with the preceding objects in
the troughs in the center of the platform 10 for the birds
which access to the feeder is difficult for animal pests and
to perch while feeding. Since the bottom edge 27 of the
35 trough panels is spaced away from the side walls 15, the
enemies of the birds such as cats and the like.
It is still another object of this invention to provide a
bottom portions of the troughs are ?at and‘exposed to
bird feeder of the type characterized above which reduces
allow the troughs to be easily cleaned.
waste of the feed and reduces the spillage of feed onto
the surrounding area of ground around the feeder.
It is still another object of this invention to provide a
bird feeder of the type described above which is partially
collapsible into a smaller package for shipping and stor
age purposes without requiring disassembly ‘and reassem
I The bird feeder is mounted on a suitable pole or post
30 by a swivel bearing assembly indicated at 31. The
swivel bearing 31 is of the anti-friction ball thrust type
and includes upper and lower bearing race plates 33 and
34, respectively, between which are located a full comple
ment of balls ~35. The bearing plates 33 and 34 are also
interconnected in a suitable manner such as by inter1ock~
bly of any of the parts of the feeder.
Among the other objects of this invention are to pro 45 ing flanges to prevent axial separation of the plates, as
vide a bird feeder of the character described above which
is well ‘known in the bearing art. The upper bearing
is simple and rugged in construction, while remaining easy
plate 33 is centrally positioned on the underside of the
to clean and providing an attractive and ornamental ap
platform 10 and secured in place by means of screws 37
pearance of decorative value when placed in the lawns and
and nuts 38. The lower bearing plate 34 is likewise se
60
gardens around homes.
cured to a mounting plate 40, which may ‘also be formed
Further features and advantages of the invention will
from the sheet plastic material, by means of screws 41 and
become apparent from the detailed description of the pre
nuts 42. A suitable adapter ?tting 44 is fastened to the
ferred embodiment ‘of the bird feeder as shown in the ac
underside of mounting plate 40‘ by means of screws 45‘
companying drawings in which:
and ?ts within the pole or post 30 to position the feeder
55
FIG. 1 is a perspective view of the bird ‘feeder of the
thereon.
In order to orient the bird feeder with respect to the
present invention;
FIG. 2 is an end elevational view of the bird feeder;
prevailing direction of the wind, a pair of ?ns or vanes
FIG. 3 is a side elevational view;
50 are secured to the under side of the platform 10: and
FIG. 4 is a top plan view;
extend parallel to and directly beneath the end walls 21.
60
FIG. 5 is a. fragmentary cross-sectional view with parts
The ?ns or vanes 50 are triangular in shape having an
broken away taken on line 5-—5 of FIG. 3; and
upper edge 52 extending parallel to the platform 10 and
FIG. 6 is an enlarged fragmentary cross-sectional view
having apexes 54 projecting downwardly. It will be noted
taken on line 6—6 of FIG. 3.
'
The main structural portions of the bird feeder com
that both of the apexes 54 are positioned to one side of
center line of the bird feeder so that the ?ns will
prise panels formed preferably from transparent highly 65 the
present a greater area to the wind on that side. This
polished sheet material such as acrylic plastic or the like.
The joints between the panel members are preferably
construction provides greater stability and sensitivity to
wind direction for the feeder, and the feeder tends to
formed by cementing or using a plastic solvent to weld
rotate
so that the apexes 54 are away ‘from the direction
the members together, although it is well understood that
other methods of joining the panels can be employed. 70 of the wind. Each of the ?ns or vanes 50 is secured to
the platform 10 by a spring hinge 56. The hinge 56 has
‘The feeder has a base orplatform member 10 which un
one hinge plate 58 secured by means of suitable screws
like the other plastic panels is preferably made ‘opaque to
3,086,499
4
and nuts 59 to the bottom side of the platform 10.
A
spacer plate 60 is interposed between the hinge plate 58
and the platform 10 for clearance purposes. The other
hinge plate 62 is secured by suitable screws and nuts 63
to the ?n or vane 50 along its upper edge 52. A torsion
spring 57 biases the hinge plates 58 and 62 in a direction
various modi?cations and rearrangements may be made
in the structure of the bird feeder without departing from
the scope of the invention which is de?ned in the follow
ing claims.
What is claimed is:
1. A bird feeder comprising a platform, side walls ex
tending to maintain the ?ns or vanes 50 substantially
tending upward from said platform, a roof covering the
space enclosed by said walls, said walls providing an open
of the spring hinges allows the ?ns or vanes 50 to be folded
ing to permit birds to enter the interior of the feeder,
inwardly toward the swivel bearing 31 to assume the 10 mounting means below said platform, swivel bearing
position indicated in broken lines at 65 to reduce the over
means interconnecting said mounting means and said plat
all size of the bird feeder for shipping or storage pur
form, a pair of parallel spaced triangular vanes extending
perpendicular to the platform 10. However, the action
poses.
Because of the relatively large area of the ?ns or vanes
downward below said platform, one vane on each side of
said swivel bearing means, the apexes of said vanes being
50 and the relatively low friction of the swivel bearing 15 spaced laterally to one side of said bearing means, and a
31, the bird feeder will turn in even a very light wind so
spring hinge connecting each vane to said platform, said
that the vanes are parallel to the wind, usually with the
spring hinges biasing said vanes to a position perpendicular
vane apexes on the side away from the wind. The birds
to said platform, said spring hinges permitting said vanes
have access from either of the open ends of the feeder
to fold inward toward said swivel bearing means.
above the end walls 21 and when they are within the 20
2. A bird feeder comprising a platform, a pair of paral
feeder they will face either of the troughs 24 and there
fore ‘be positioned entirely within the feeder facing one
or the other of the side walls 15. The feeder may be
built of such a size to hold a number of smaller birds
lel spaced vertical side walls extending perpendicularly
upward from said platform, a pair of roof panels joined
together along a ridge parallel to said platform, said roof
panels sloping downward and- outward, each roof panel
or several larger birds, and when the birds are feeding, 25 being joined to one of said side walls along a line paral
they are entirely protected by the side walls 15 so that
lel to said platform, a pair of parallel spaced vertical end
even the largest birds are completely shielded from the
walls, each end wall extending between said side walls
wind. When the birds desire to leave the feeder they can
perpendicular to said platform, said end walls extending
turn to either of the open ends and have sufficient space to
upward from said platform a spaced distance less than the
spread their wings before they are completely out of 30 height of said side walls, a pair of ‘trough walls each ex
the feeder. Because of the generous access openings
tending between said end walls, said trough walls extend
provided at the ends of the feeder, it is possible for smaller
ing downward and outward toward said platform,
mounting means below said platform, swivel bearing
to perch directly at the troughs 24 without ?rst landing
means interconnecting said mounting means and said
on the end portions 12 of the platform, as it generally 35 platform, and a pair of parallel spaced vanes extend
necessary for larger birds.
ing downward below said platform parallel to said end
Several features of the feeder make it generally un
walls, one vane on each side of said swivel bearing means.
attractive for animal pests such as cats and squirrels. The
3. A bird feeder comprising a platform, a pair of paral
only manner in which a squirrel or cat can reach the
lel spaced vertical side walls extending perpendicularly
feeder is to climb the pole 30. Since the pole 30 is 40 upward from said platform, a pair of roof panels joined
preferably made of metal and has a smooth surface with
together along a ridge parallel to said platform, said roof
out gripping places for claws, the animals must shinny
panels sloping downward and outward, each roof panel
being joined to one of said side walls along a line parallel
up the pole and then reach out to obtain a hold on the
platform 10 to raise themselves upwards to reach the
to said platform, a pair of parallel spaced vertical end
feed within the troughs 24. Since the platform 10 extends
walls, each end wall extending transversely between said
radially outward for a considerable distance from the 45 side walls, said end walls extending upward from said
platform a spaced distance less than the height of said
pole 30, the animal must either have an extremely long
side walls, a pair of trough walls each extending between
reach or else reach for the ?ns or vanes 50. When the
said end walls, said trough walls extending downward and
' animal tries to do the latter, the ?ns or vanes will fold
outward toward said platform, mounting means below
at the spring hinge 56, since the force of the hinge spring
said platform, swivel bearing means interconnecting said
57 is relatively light. This spring-loaded folding action of
birds to ?y straight through the feeder or else come in
the ?ns or vanes 50‘ prevents the animal from getting
a ?rm grip on the ?n and tends to deter further efforts
mounting means and said platform, a pair of vanes ex
toward climbing on the top of the platform 10. Further
end walls, one vane on each side of said swivel bearing
means, and a spring hinge connecting each vane to said
more, if the animal is able to reach a position on top of
tending downward below said platform parallel to said
platform 10, the low friction of the swivel bearing 31 55 platform, said spring hinge biasing said vane to a posi
tion perpendicular to said platform, said spring hinges
will allow the feeder to turn from the reactive force re
sulting from the movements of the animal.
This un
reliable footing will generally discourage the animal
permitting said vanes to fold inward toward said swivel
‘bearing means.
4. A bird feeder comprising a platform, a pair of paral
from further effects in raiding the bird feeder.
Since all of the superstructure of the feeder is formed 60 lel spaced vertical side walls extending perpendicularly up
ward from said platform, a pair of roof panels joined to
from transparent plastic panels, the birds within the feeder
gether along a ridge parallel to said platform, said roof
may be seen by observers from any angle above the plat
panels sloping downward and outward, each roof panel
form 10. Likewise, the birds can see outward through the
being joined to one of said side walls along a line parallel
transparent panels and therefore watch the approach of
other birds coming to the feeder. The relatively large 65 to said platform, a pair of parallel spaced vertical end
walls, each end wall extending between said side walls
openings in the ends of the feeder allow easy access
perpendicular to said platform, said end walls extending
for the hands for cleaning purposes when it is desired to
upward from said platform a spaced distance less than
clean out the feeder. Since all of the surfaces of the
the height of said side walls, a pair of trough walls each
various feeder panels are open and accessible, they may be 70 extending between said end walls and having an upper
easily washed and dried without any disassembly of the
edge coplanar with the ‘upper edge of said end walls, said
feeder or the use of any special cleaning tools or brushes.
trough walls extending downward and outward to join said
Although only one form of the bird feeder of this in
platform a spaced distance inward of said side walls,
vention has been shown in the drawings and described in
mounting means below said platform, swivel bearing
detail hereinabove, it will be readily understood that 75 means interconnecting said mounting means and said
dosages
6
platform, a pair of parallel spaced vanes extending down
ward below said platform parallel to said end walls, one
vane on each side of said swivel bearing means, and a
hinge‘ connecting each vane to said platform, said hinges
permitting said vanes to fold inward toward said swivel
bearing means.
5. A bird feeder comprising a platform, a pair of paral
lel spaced vertical side walls extending perpendicularly
upward from said platform, a pair of roof panels joined
together along a ridge parallel to said platform, said roof
panels sloping downward and outward, each roof panel
being joined to one of said side walls along a line parallel
to said platform, a pair of parallel spaced vertical end
walls, each end wall extending between said side walls
perpendicular toqsaid platform, said end walls extending
upward ‘from said platform a spaced distance less than
the height of said side walls, a pair of trough walls each
extending between said end walls and having an upper
edge coplanar with the upper edge of said end walls,
said trough walls extending downward and outward to
said platform a spaced distance inward of said side walls,
mounting means below said platform, anti-friction swivel
bearing means interconnecting said mounting means and
said platform, a pair of parallel spaced triangular vanes
of transparent material extending downward below said
platform, one vane coplanar with each end wall, the
apexes of said vanes being closer to one side wall than to
the other, and a spring hinge connecting each vane to
said platform, said spring hinges biasing said vanes to a
position perpendicular to said platform, said spring hinges
permitting said vanes to fold inward toward said anti
friction ‘bearing means.
8. A bird feeder comprising a platform, a pair of paral
lel spaced vertical side walls extending perpendicularly
upward from said platform a spaced distance inward from
the edges of said platform, a pair of roof panels joined
together along a ridge parallel to said platform, said roof
panels sloping downward and outward, each roof panel
being joined to one of said side walls along a line paral
20 lel to said platform, a pair of parallel spaced vertical end
walls, each end wall extending between said side walls
join said platform a spaced distance inward of said side
perpendicular to said platform a spaced distance inward
walls, mounting means below said platform, anti-friction
from the edge of said platform, said end walls extending
swivel heating means interconnecting said mounting
upward from said platform a spaced distance less than the
means and said platform, a pair of parallel spaced tri
angular vanes extending downward below said platform, 25 height of said side walls, a pair of trough walls each ex
tending between said end walls and having an upper edge
one vane coplanar with each end wall, the apexes of said
coplanar with ‘the upper edge of said end walls, said
vanes being [closer to one side wall than to the other, and
trough walls extending downward and outward to join said
a spring hinge connecting each vane to said platform, said
platform, mounting means below said platform, swivel
spring hinge biasing said vane to a position perpendicular
bearing means interconnecting said mounting means and
to said platform, said spring hinges permitting said vanes
said platform parallel to said end walls, a pair of vanes
to fold inward toward said swivel bearing means.
6. A bird feeder comprising a platform of opaque ma
extending downward below said platform, one vane on
each side of said swivel bearing means, and a spring hinge
connecting each vane to said platform, said spring hinges
from said platform, a pair of transparent roof panels 35 biasing said vanes to a position perpendicular to said
platform, said spring hinges permitting said vanes to fold
joined together along a ridge parallel to said platform,
inward toward said anti-friction bearing means.
said roof panels sloping downward and outward, each
9. A bird feeder comprising a platform, a pair of paral
roof panel being joined to one of said side walls along
lel spaced vertical side walls extending perpendicularly
a line parallel to said platform, a pair of parallel spaced
upward from said platform a spaced distance inward from
vertical end walls of transparent material, each end wall
the edges of said platform, a pair of roof panels joined
extending between said side walls perpendicular to said
terial, a pair of parallel spaced vertical side walls of
transparent material extending perpendicularly upward
platform, said end walls extending upward from said plat
together along a ridge parallel to said platform, said roof
panels sloping ‘downward and outward, each roof panel
form a spaced distance less than the height of said side
being joined to one of said side walls along a line paral
walls, a pair of transparent trough walls each extending
lel to said platform, a pair of parallel spaced vertical
between said end walls and having an upper edge coplanar 45 end walls, each end wall extending between said side walls
with the upper edge of said end walls, said trough walls
perpendicular to said platform a spaced distance inward
extending downward and outward to join said platform,
from the edge of said platform, said end walls extending
mounting means below said platform, swivel bearing
upward from said platform a spaced distance less than the
means interconnecting said mounting means and said
of said side walls, a pair of trough walls each ex
platform, a pair of parallel spaced vanes of transparent 50 height
tending between said end walls and having an upper edge
material extending downward below said platform paral
coplanar with the upper edge of said end walls, said
lel to said end walls, one vane on each side of said swivel
trough walls extending downward and outward to join
bearing means, and a spring hinge connecting each vane
said platform a spaced distance inward of said side walls,
to said platform, said spring hinges biasing said vanes
mounting means below said platform, anti-friction swivel
to a position perpendicular to said platform, said spring 55 bearing means interconnecting said mounting means and
hinges permitting said vanes to fold inward toward said
said platform, a pair of parallel spaced triangular vanes
swivel bearing means.
extending downward below said platform, one vane co
7. A bird feeder comprising a platform of opaque
planar with each end wall, the apexes of said vanes being
material, a pair of parallel spaced vertical side walls of
closer to one side wall than to the other, and a spring
transparent material extending perpendicularly upward 60 hinge connecting each vane to said platform, said spring
from said platform, a pair of transparent roof panels
hinges biasing said vanes to a position perpendicular to
joined together along a ridge parallel to said platform,
said platform, said spring hinges permitting said vanes to
said roof panels sloping downward and outward, each
fold inward toward said anti-friction bearing means.
roof panel being joined to one of said side walls along
a line parallel to said platform, a pair of parallel spaced 65
References Cited in the ?le of this patent
vertical end walls of transparent material, each end wall
UNITED STATES PATENTS
extending between said side walls perpendicular to said
platform, said end walls extending upward from said
platform a spaced distance less than the height of said
side walls, a pair of transparent trough walls each extend
ing between said end walls and having an upper edge
coplanar with the upper edge of said end walls, said
trough walls extending downward and outward to join
D. 119,499
D. 120,350
2,349,868
Howard _____________ __ Mar. 19, 1940
Moore ______________ __ May 7, 1940
Hyde _______________ __ May 30, 1944
2,524,502
2,707,454
2,918,901
Wilkinson ___________ __ Oct. 3, 1950
Wilkinson ___________ __ May 3, 1955
Poulsen _____________ __ Dec. 29, 1959
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