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Dec. 24, 1946.
Q FREDRIKSEN
2,413,139
‘OUTLET BOX AND ANCHOR THEREFOR
Filed June 14, 1944
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2,413,139
Patented Dec. 24, 1946
UNITED STATES PATENT OFFICE
2,413,139
OUTLET BOX AND ANCHOR THEREFOR
Clyde Fredriksen, Gurney, Wis.
Y
,
Application June 14, 1944, Serial No. 540,345
1 Claim. (01. 220—3.6)
1
2
Figure 4 is a perspective view of one of the
The invention relates to a junction box, and
more especially to outlet boxes for electrical
switches and receptacles.
The primary object of the invention is the pro
anchoring wings detached.
Similar reference characters indicate corre
sponding parts throughout the several views in
the drawing,
Referring to the drawing in detail A designates
generally a junction or outlet box, having its
body 10 of the ordinary well known construction,
vision of a box of this character, wherein it can
be readily and easily secured in place within a
Wall opening, with dispatch, and without regard
to the thickness of the wall having the opening
which at opposite end walls H thereof at the
for the box, the latter being held ?rm and secure
10 open front of such box are the outturned inner
when within the opening.
and outer ears l2 and I3, respectively, the outer
Another object of the invention is the provision
ears
l3 being adaptable for fasteners M which
of a box of this character, wherein the anchor
secure
the said box to the wall [5 at the outer
ing adjuncts thereto are a part of the said box
face thereof, while the inner ears l2 are for fas- ,
when distributed by the mater or trademan, and
teners, not shown, to detachably secure cover
such box can be slipped into place within a wall
plate, not shown, over the front Opening to the
opening without damaging the wall fabrication,
box, the electrical switch or receptacle, not
and can be anchored thereto within the least pos
sible time, and requiring minimum labor for so
shown being housed as usual within the said
doing.
A further object of the invention is the provi
20
sion of a box of this character, wherein the an
choring thereof is accomplished without the
same, so that the inside dimensions are undis
turbed, thereby providing adequate space for in
body 10 of the box.
The wall i5 is formed with a suitable opening
I 6 into which is slipped the body Ill of the box A,
which is the ordinary way of placing the latter
in place. The side walls I’! of the body In at the
open front thereof is provided with out turned
ears IS, in which are received loose threaded I
stallation of ?xtures therein, the box being held 25 bolts l9, being rather long, or of a. length slight
fast.
ly greater than the depth of the body l0, and are
A still further object of the invention is the
in threaded connection with anchoring wings 20,
provision of a box of this character, which is simthe bolts I!) being formed with rivet heads 2| at
ple in construction, thoroughly reliable and ef? 30 their inner ends, while the outer ends of such
cient in its purposes, strong, durable, easily set
bolts are provided with screw driver receiving
in place with dispatch, it being resistant to out
heads 22. Normally the wings 20 which are
adapted for lateral off-setting outwardly from
ward pull thereon, and inexpensive to manufac
the sides or walls ll of the body Ill, are turned
ture and install.
With these and other objects in view the in CA5 UT inwardly against the bottom 23 of the latter, to
overlap such bottom, until the body l0 has ‘been
vention consists in the features of construction,
fully inserted in the wall opening 16, and there
combination and arrangement of parts as will be
after on turning the bolts IS the said wings 20
hereinafter more fully described, illustrated in
are thrown outwardly, clearing the side walls of
the accompanying drawing, which shows the pre
ferred embodiment of the invention, and pointed 40 the body H1, so that they may be clamped against
the inner face of the wall l5. In this manner the
out in the claims hereunto appended.
body H! of the box is ?rmly and securely an
Figure l is a front elevation of a junction box
chored to the Wall l5 for con?nement within the
constructed in accordance with the invention
opening I6 therein, as will best be seen in Fig
showing by dotted lines the normal position of
the anchoring medium, while by full lines is 45 ures 2 and 3 of the drawing.
The rivet heads 2| function to retain the wings
shown the anchoring medium being moved to a.
20 on the bolts I9, and also through friction will
clamping position.
tend to cause the turning of the wings off and
Figure 2 is a fragmentary vertical sectional
from the bottom 23, which is the normal position
view through a wall opening showing the box
placed therein, the anchoring medium being 50 of such wings, to bring these clear of the side
walls ll of the body ID to have them come to
shown by full lines in anchoring position and by
clamping position against the wall I5 at its in
dotted lines in normal released position.
ner face, as will be clearly seen in Figures 2 and
Figure 3 is a sectional view taken on the line
3—3 of Figure 2 looking in the direction of the
arrows.
55
3 of the drawing.
The manner of anchoring the body I0 is effec
2,413,139
3
4
tive to resist an outward pull thereon, to which
it is often subjected, and the anchorage is as
strong as the material to which it is secured.
The anchorage can be had with varying thick
the open front, bolts screwed through said
short ears and extending beyond the end of the
body and having heads, wide thin wings thread
nesses of wall structures, and is ?rm and secure.
What is claimed is:
ed on said bolts and prevented from passing from
(p
A box of the kind described, comprising a body
having an open front, an end wall and side
walls, attaching ears carried by the open
front, a second set of short ears carried by 10
the bolts by the heads, said Wings being normally
held inwardly against the face of the end wall of
the body and turnable outwardly to operative po
sition by said bolts.
CLYDE FREDRIKSEN.
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