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Патент USA US3072089

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Jan. 8, 1963
T. K. REMKE ETAL
3,072,079
GUN PORT
Filed May 12, 1959
FE-J.
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IE1 ===E
.
INVENTDRS
Tvsooonz KARL ‘RE/‘1K5
£0wm THEODME Mower
A rromvev;
United states Patent Gd?ce
3,072,079
Patented Jan. 8, 1963
ll
2
Other objects of this invention will appear in the fol
lowing description and appended claims, reference being
Theodore Karl Reunite, Grease
c, and Edwin Theo“
dore l‘vl'onet, 5‘. Unit Shores, Mich” assign-ore to
Eemlre, ind, Roseville, Mich.
Filed May 12, 1959, Ser. No. 322,7:59
8 Claims. ((Il. 1tl@--S8.5)
had to the accompanying drawings forming a part of this
speci?cation wherein like reference characteris designate
corresponding parts in the several views.
In the drawings:
FIG. 1 is a front elevational view of the gun port of
the present invention mounted in a generally ?at plate.
The present invention relates to new and useful im
FIG. 2 is a crossasectional View taken on line 2-—2 of
provements in protective devices and more particularly 10 FIG. 1.
to a device used in police cars, banks, armored cars and
‘FIG. 3 is a rear view of FIG. 1.
tanks, namely, a gun port.
FIG. 4 is a rear view of a modi?ed form of the pres
in places where an attacl»: or other uprising might oc
ent invention.
cur, it is important to have an effective shield for those
Before explaining the present invention in detail, it is
persons who are lawfully involved in the protection of 15 to be understood that the invention is not limited in its
our civil rights. For the persons employed in such dan
application to the details of construction and arrange
gerous places, several gun ports of the present invention
ment of parts illustrated in the accompanying drawings,
may be provided. The gun ports can be located in the
since the invention is capable of other embodiments and
teller’s cage, the walls or portitions of a bank, in the sides,
of being practiced or carried out in various ways. Also,
front and rear of an armored car, police car, or armored 20 it is to be understood that the phraseology or terminology
tank. The gun port assembly of the present invention
employed herein is for the purpose of description and not
is preferably made of nonmagnetic, bullet-proof material.
of limitation.
The provision of a non-magnetic material eliminates the
Referring to the drawings, FIG. 1 illustrates a front
possibility of any unauthorized person opening said gun
elevational view of the present invention. The gun port
port from the outside with a magnet, additionally, it pre 25 assembly to is mounted in an opening 11 on a metal,
vents the possibility of any person magnetizing the port
bullet-proof generally ?at plate 12. A circular none
opening, thereby causing the gun barrel to be drawn off
magnetic ?ange member 14 is positioned in generally
target when same is inserted through the port.
concentric relationship with said opening 11. A plu
It is therefore an object of the present invention to
rality of non-magnetic rivets 16 are used to secure the
provide an inexpensive, durable gun port which is of 30 flange 14 to the mounting plate 12. Rivets 16 are spaced
simple construction and operation.
about the circumference of the circular ?ange 14. The
Another object of this invention is the provision of a
two lower rivets 1:’; in ?ange 14 are also made of non
gun port which is not only functional, but aesthetically
magnetic material and are of somewhat longer length
pleasing and ornamental to the eye when positioned for
than the ?rst mentioned rivets 16.
usage.
Another object of the present invention is a provision
Both rivets 18 extend through the ?ange 14, plate 12
and then through a pivotal mounting bracket on the in
of a gun port which can be elfectively secured to a bullet
proof wall with a minimum ‘of time and expense.
Another object of this invention is the provision of a
side of the plate. The pivotal mounting bracket 29 is
vision of a gun port with a spring loaded closure plate,
so as to maintain the closure plate in the normally closed
recessed portions 24‘ and 26. These narrow recessed por
tions 24 and 26 add much to the decorative and ornamen
45 tal appearance of the gun port, 'While providing a useful
best viewed in FIGS. 2 and 3.
Again returning to FIG. 1 of the drawing, it is advised
gun port with a closure plate which is manually operable 40 that the round closure plate 22, is made of non-magnetic,
from the inside only.
bullet-proof material and has formed on the generally
Still another object of the present invention is a pro
flat outer face 28 thereof, two narrow, diagonally formed
position.
Another object of the present invention is the provision
of a gun port having a bullet-proof closure plate, which
cannot be moved or pried open from the outside.
Still another object of this invention is the provision
and necessary function. Since the outside, generally ?at
surface 28 of the closure plate 22 has been made irregu
lar, by reason of said recessed portions 24 and 26, it is
now rendered impossible to open the gun port of the
of a gun port having a bullet-proof closure plate of such
present invention with a suction cup. Because all of‘ the
construction as to render opening of said closure plate
material in the entire assembly is non-magnetic, it is like
impossible by use of a suction cup.
wise impossible to open the gun port from the outside
Another object of this invention is the provision of a
with a magnet.
round gun port with a closure plate actually pivotal in
FIG. 2 of the drawiru7 shows a cross-sectional view of
the plane of the axis on which it is mounted.
55 PEG. 1. From this ‘drawing it will be noted that the out
These and other objects can be accomplished by the
side ?ange member 14 is formed outwardly at 30 on the
provision of a simple gun port, wherein said gun port is
inside diameter of opening 32. This construction permits
mounted in an opening on a generally flat bullet-proof
the usage of a stronger and thicker closure plate 22, while
plate; a ?rst round opening in said
mounting plate; a
not adding to the expense of the ?ange. A drain hole
?ange member having a round opening therein of greater 60
is centrally positioned above and intermediate rivets
size than said first round opening; said flange opening and
18 so as to allow any water which might collect therein
said mounting plate opening in generally concentric rela
to escape.
tionship; a round closure member mounted in said?ange
The opening 11 in the bullet-proof plate 12 on which
opening; an irregular surface on the outside of said clo
sure member; pivotal means about the vertical center line
and below the horizontal axis of said assembly; spring
m ans on said pivotal means for maintaining said‘closure
plate against said mounting plate; compression of said
the gun port 10 is mounted is of less diameter than the
closure plate 22-, while the inside diameter 32 of the ?ange
member 14 is of greater dimension than the closure plate.
All of the diameters being in generally concentric rela
tionship.
spring means about said pivotal means to move said clo
On the lower pontion of the closure plate 22‘ is located
sure plate out of said flange opening, thereby allowing
70 a pivotal pin or stem member 40. The pivotalstem mem
said closure plate to pivot and permit usage of said gun
ber 4% extends in generally perpendicular relationship to
port.
the rear or back face 42 of the closure member 22. The
3,072,079
4
3
pivotal stem 40 is mounted in the rectangular bracket
member 29. The bracket member 2t} is of an inverted
J cross-sectional shape. The bracket member 2%} has two
centrally aligned openings 44 and 46 therein in which
the pivotal stern member 40‘ is mounted. The pivotal
stern member 4% has an upright or vertically disposed
handle member 50 secured to the outer end thereof. In
terposed between the inside face 54 of the handle 50 and
the rear outer surface 56 of bracket 20 is a compression
spring 58. This spring is mounted on the pivotal stem
4%. It is now apparent that upon depression of the handle
otal means extending axially through the ?rst mounting
piate opening and journaled in a bracket member riveted
to said mounting plate, said pivotal means positioned on
the vertical center line of the closure member below the
horizontal axis of said assembly; spring means axially
positioned on said pivotal means intermediate said bracket
member and a handle on the outer end thereof, said spring
means maintaining the inner plane surface of said closure
member in engagement with the plane surface of said
mounting plate; axial displacement of said pivotal means
and compression of said spring means thereon moving
said closure member axially out of said second ?ange
50 against compression spring 58 along with rotation of
the closure plate 22, 180 degrees will cause the gun port
to open to the operative position. The operating, open
member opening, thereby allowing said closure member
illustration.
The phantom line position is that of the
said round closure member in contact with the plane sur—
right or left of the vertical center line as the case may be.
means secured to said closure, said pivotal means extend
to rotate about the pivot journaled in the bracket mem
position is shown in phantom on FIG. 2 of the drawing. 15 ber so as to permit usage of the gun port.
2. In a gun port assembly, the combination of, a gen
The handle member 59 in the open position extends down
erally ?at mounting plate having a ?rst round opening
wardly and forward of the normally closed position to
therein; a ?ange member having a second round opening
provide a substantially unobstructed opening. Rotation
centrally located therein, with said ?ange member secured
of the handle member 50, 180 degrees from the open
position, will move the closure plate 22 into ‘alignment 20 to said mounting plate, said second opening in said ?ange
member larger than said ?rst round opening in said
with the ?ange opening 32 at which time the compression
mounting plate and both positioned in generally concen
spring acts to close the port and draw the closure plate
tric relationship to each other; a round, substantially ?at
into rim contacts with the outside of the mounting plate
closure member of slightly less dimension than said second
opening 11 in plate 12.
A rear view of the gun port 10 is shown in FIG. 3 25 round ?ange member opening movably positioned within
said second opening to prevent rotation of said round
of the drawings. Although the present invention may be
closure member and the use of a jimmy between the
mounted in many ways, the cross members 60, 62, 64
circumferential edges thereof, the inner plane surface of
and 66 shown in this ?gure are for the purpose of this
30 face of said mounting plate intermediate the axial edge
open position shown in FIG. 2.
of the first mounting plate opening and the axial edge of
While FIGS. 1-3 illustrate the preferred form of the
said second ?ange member opening, while the outer plane
present invention, FIG. 4 of the drawings shows a rear
surface thereof terminates in a plane generally parallel
view of a modi?ed form of the present invention. The
to the outer plane surface of the ?ange member; pivotal
pivotal pin 1-40 in the modi?ed form is located to the
In all instances it will be below the horizontal center
ing axially through the ?rst mounting plate opening and
line. However, with the pivot point located off of the
journaled in a bracket member riveted to said mounting
plate, said pivotal means secured to the closure member,
below the horizontal axis of said assembly; spring means
axially positioned on said pivotal means intermediate said
vertical center line, an eccentric condition exists. There
fore, the handle member 150 along with the closure mem
ber will act as eccentric weights to help open the closure
member more rapidly upon depression of the handle 156
without necessity of manually rotating the handle member.
From the foregoing description it is to be noted that
the invention is simple, inexpensive and easily operated.
It is made of non-magnetic material throughout which 45
eliminates tampering by use of a magnet.
The outside
face of the closure plate is irregular to prevent tampering
with a suction cup. The parts are closely ?t which elim
inates the possibility of tampering or prying with a tool
bracket member and a handle on the outer end thereof,
said spring means maintaining the inner plane surface of
said closure member in engagement with the plane surface
of said mounting plate; axial displacement of said pivotal
means in said bracket and compression of said spring
means moving said closure member axially out of said
second ?ange member opening, thereby allowing said
round closure member to pivotally rotate in the bracket
member so as to gravatate and permit rapid usage of the
The device is functional while 50 gun port.
3. A device as in claim 2, wherein a narrow recess ex
being ‘decorative and ornamental and operable at will
such as a screw driver.
from one side only, the inside.
Having thus described our invention, we claim:
1. In a gun port assembly, the combination of, a mount
tends across the outside face diameter of said round clo
sure member to divide the surface area thereof and pre~
vent effective application of a suction device which would
ing plate having a ?rst opening therein; a disc ?ange 65 be of suf?cient area to permit compression of the spring
means and allow rotation of thee losure member from
member having a second opening centrally located there
without.
in, with said disc ?ange member rigidly secured to said
4. A device as in claim 2, wherein a plurality of narrow
mounting plate with a plurality of rivets, said second
recesses are provided which extend across the outside
opening in said disc ?ange member larger than said ?rst
opening in said mounting plate With the second opening 60 face of said closure member, to prevent effective applica
tion of a suction device to the outer surface thereof.
in said disc ?ange member being positioned and held in
5. A device as in claim 2, wherein the ?ange member
concentric relationship with said ?rst mounting plate
and closure member are of non-magnetic material, while
opening; a ?at closure member of slightly less dimension
the outer face of said closure member has an upwardly
than said second disc ?ange member opening positioned
within said second opening so as to prevent rotation of 65 extending embossure diagonal thereof.
6. A device as in claim 5, wherein a plurality of em
said closure member, the space between the edge of said
bossures extend across the outer surface of said closure
closure and the edge of said second opening making it
member.
impossible to insert a jimmy therebetween, the inner plane
7. In a gun port assembly, the combination of, a gen
surface of said closure member in contact with the plane
surface of said mounting plate intermediate the axial edge 70 erally ?at bullet proof mounting plate having a ?rst round
opening therein; a disc ?ange member of non-magnetic
of the ?rst mounting plate opening and the axial edge of
material having a second round opening centrally located
said second disc ?ange member opening, while the outer
therein, with said ?ange member rigidly secured to said
plane surface thereof terminates in a plane generally
mounting plate, said second round opening in said ?ange
parallel to the outer plane surface of the disc ?ange
member; pivotal means secured to said closure, said piv 75 member larger than said ?rst round opening in said
see/gore
5
bullet proof mounting plate, with both of said openings
‘0
spring by depression of said handle moving said round
in generally concentric relationship; a round, non-mag
closure member out of said second opening, thereby per—
netic, substantially ?at closure member of slightly less
mitting gravitational rotation of said closure member to
dimension than said second round ?ange member opening
render said gun port operable, while continued rotation
movably mounted within said second opening to prevent 01 of the handle member will cause the closure member to
indescriminate rotation of said closure member, the space
be repositioned Within said second ?ange member open—
intermediate the second opening and said closure member
ing when said closure member is repositioned in align
of such amount as to prevent insertion of a jimmy there
ment with said second opening.
between, the inner plane surface of said closure member
8. A device as in claim 7, wherein said pivotal stem is
in contact with the plane surface of said mounting plate
eccentrically positioned adjacent the vertical centerline
intermediate the axial edge of said second ?ange member
of the closure member and below the horizontal axis of
opening, while the outer surface thereof which is irregular,
said assembly; and wherein the outer surface of the closure
terminates in a plane generally parallel to the outer plane
member has protuberances which extend. above and de—
surface of the flange member; the inner ?at face of the
pressions which are below the normal plane surface
closure member having a pivotal stem Which extends at
thereof.
right angles thereto, through the ?rst mounting plate
opening below the horizontal centerline thereof; bracket
means on the inside surface of said mounting plate below
the horizontal centerline of said ?rst opening; said bracket
means having an axial passage therethrough for receiv 20
ing the pivotal stern on said closure member; a handle
member on said pivotal stem; spring means positioned
on said pivotal stem intermediate said bracket member
and said handle, said spring means maintaining the inner
plane surface of said closure member in engagement with
References Cited in the ?le of this patent
UNITED STATES PATENTS
280,294
Corliss ______________ __ June 26, 1883
1,509,465
Baya ________________ __ Sept. 23, 1924
1,736,621
1,882,967
Platt ________________ __ Nov. 19, 1929
Scheeler ____________ _._ Oct. 18, 1932
1,890,232
Phillips ______________ __ Dec. 6, 1932
58,609
Switzerland __________ __ Nov. 4, 1911
FOREIGN PATENTS
the plane surface of the mounting plate; axial displace
ment of said pivotal stem and compression of said
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