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Патент USA US3028984

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April 10, 1962
E. c. BULLOCK
3,028,975
DESK TRAY
Filed July 27, 1960
INVENTOR
E/M’LE C’. BULLOCK
BY
aw ~
ATTORNEYS
United States Patent O?tice
3,028,975
Patented Apr. 10, 1962
2.
1
foot and leg portions which overlie a section of the
connector plate and side ?anges respectively. The foot
3,028,975
DESK TRAY
and leg portions of the auxiliary plate are offset from
Earle C. Bullock, Grand Rapids, Mich, assiguor to Steel
the connector plate back and side ?anges and provide an
case, Inc, Grand Rapids, Mich, a corporation of 5 opening therebetween. The end and side portions of the
Michigan
desk tray ?t in the opening formed between the con
Filed July 27, 1960, Ser. No. 45,598
nector plate back and side ?anges and the auxiliary plate
6 Claims. (Cl. 211-126)
foot and leg portions, and are sandwiched therebetween.
The tray thus supports the connector plate in an up
This invention relates to a desk tray, and more par
ticularly to a desk tray construction in which the trays 10 right position. ~ The top edge of the connector plate back
is turned inwardly to form a lip. The upper portion of
can be used individually or stacked one above the other.
the auxiliary plate is also turned inwardly to form a
Previously multiple tier desk trays have taken many
shelf. The upper edge of the closed end of a desk tray
forms of construction. However, the previous construe
?ts under the lip, and the bottom thereof rests upon
tions have all encountered the basic problem of rigidly
supporting the upper tray over the lower tray. Since the 15 the shelf which provides a rigid support for the tray in
stacked relationship with respect to the other tray.
upper tray must often support several pounds of weight,
FIG. 1 shows the desk tray assembly which is desig
it must be adequately supported to properly perform its
nated generally as It). The assembly 10 includes the
function. Proper spacing and support of the multiple
lower or ?rst tray designated generally as 11, the upper
desk trays can be obtained by rigidly securing the trays
to a support element by means such as welding or screw
or second tray designated generally as 24}, and the con
fasteners. This arrangement is satisfactory if the desk
trays are to be used only in the multiple tray arrange
ment; however, if the desk tray assembly is to be one
nector plate which is designated generally as 30.
Referring now speci?cally to the details of the inven
tion, FIGS. 1 and 3 best‘ show the lower tray 11. The
tray 11 has a rectangular shaped bottom 12 to which
where the trays can be used individually as well as in a
25 sides 13 and 14 and end 15 are rigidly secured. The
stacked manner, this arrangement is not desirable.
opposite end of the tray 11 is open to receive letters and
The invention disclosed herein provides for a desk
tray assembly wherein the upper desk tray is supported
above the lower desk tray by a joining or connecting
plate whichlprovides for more than adequate support for
the upper tray. Also, the multiple tray arrangement can
the like. The sides 13 and 14 are tapered downwardly
from the closed end toward the open end of the tray to
facilitate placing material in the tray from the sides as
well as from the open end. The exposed edges of the
be disassembled in a matter of seconds and the upper
tray 11 may be turned over or crimped to strengthen the
i_ and lower trays used individually. This is possible since
trav and prevent a sharp exposed edge.
The bottom of the tray is provided with felt pads or
‘the connector plate is so constructed and arranged as
to receive the upper tray in a snap-in fashion, and the
buttons 16 (FIG. 1) to prevent the bottom of the tray
connector plate which is supported by the bottom tray 35 from marring or injuring the ?nish on a desk top. A
button 16 is secured to each of the four corners of the
can be removed by merely lifting the plate from its con
tact with the tray. The ‘bottoms of the trays are pro
vided with protector pads or buttons so that each in-,
dividual tray may be set upon the desk top without fear
tray bottom. The bottom of the tray may be raised at
the points at which the buttons are secured to provide
desk tray arrangement wherein the upper desk tray or
trays are rigidly supported over the lower trays.
Another object of this invention is to provide a mul
The upper tray 20 is similar to the lower tray 11, ex
cept that it may be made a little shorter as shown in
greater clearance between the tray and the table, and
40 act as a positioning and supporting surface for the
of damaged to the ?nish of the desk.
buttons.
~
It is an object of this invention to provide a stacked
FIG. 1. Shortening of the upper tray 20 makes it easier
tiple tier desk tray arrangement which can be readily 45 to withdraw papers from the lower tray 13. The upper
tray 29 has a bottom 21, sides 22 and 23, and an end 24.
The sides 22 and 23 and end 24 are secured to the bottom
by means of welding or in some other well known manner.
The sides 22 and 23 are tapered in a manner similar to
novel connector plate for supporting one desk tray above
50
sides 13 and 14 to facilitate use, and the edges may also
another.
be crimped. The bottom of the upper tray 20 is pro
Still another object of this invention is to provide a
vided with pads or buttons 25 so that the tray may be
connector plate which engages both the closed ends and
used as an individual tray.
side edges of the desk trays to provide a rigid support
The connector plate 30 is a generally rectangular mem~
for the spaced tray arrangement.
assembled and disassembled to provide use of the trays
individually or in a stacked arrangement.
Yet another object of this invention is to provide a
These and other objects and advantages of this inven
tion will become more apparent upon reading the speci
?cation in conjunction with the accompanying drawings.
In the drawings:
FIG. 1 is a side elevational view of the desk tray as
sembly.
FIG. 2 is an enlarged fragmentary view of FIG. 1
her having a back 31 and side ?anges 33 and 34. The
back 31 is of approximately the same length as the tray
end 15. The side ?anges 33 and 34 are formed. integral
with the back 31 and project transversely from the oppo
site ends thereof. The side ?anges 33 and 34 are dimen
60 sioned so as to lie adjacent the sides of the desk trays 11
and 20 as shown in FIGS. 1 and 3. The upper edge of
back 31 is turned over and inwardly to form a hook-like
shown in section.
FIG. 3 is a perspective View of the desk tray assembly
showing the upper tray in phantom.
lip 32.
turn supports another desk tray in spaced relation with
respect to said ?rst mentioned tray. The connector plate
has a back portion which engages one face of the closed
is offset from the plate 35 and from the back 31 at point
39. Formed integral with the foot 40 and extending
transversely therefrom are legs 41 and 42. The legs 41
iliary plate is secured to the connector plate and has
The auxiliary plate 35 is secured to the connector plate
It extends throughout substantially the entire
length of the plate back 31.
'
Secured to the connector plate back 31 is an auxiliary
This invention relates basically to a desk tray arrange 65
plate 35. The auxiliary 35 has a foot portion 40 which‘
ment wherein the bottom tray supports a plate which in
end of the tray, and has side ?anges formed integrally 70 and 42 are also offset at point 38 and are adapted to lie
adjacent the inside faces of the lower tray.
therewith which abut the sides of the tray. An aux
3,028,975
4
3
I claim:
30 in a manner so that the offset point 39 appears above
the bottom edge of back 31. This provides an opening
1. A desk tray assembly comprising, a ?rst desk tray
43 between the lower edge of back 31 and foot 40, and
between the side ?anges 33 and 34 and the legs 42 and
41 respectively. As can be seen in FIG. 2, the end 15
adapted to rest on the surface of a desk and having an
open end to receive letters and the like, a unitary con
nector plate including means for removably securing said
of the lower tray 11 is positioned within the opening 43,
plate to the end of said ?rst desk tray; a second desk tray
similar to said ?rst desk tray, and support means formed
on said connector plate including structure for snap on
reception of said second desk tray, said second desk tray
and is sandwiched or clamped between the back 31 and
the foot 40 and the side ?anges and legs of the connector
plate and auxiliary plate respectively. Thus, the lower
tray 11 supports the connector plate 30 in an upright 10 being removably supported in a position above said ?rst
desk tray solely by said unitary connector plate thereby
manner by this connection. It can be seen in FIGS. 2
and 3 that the foot 49 and legs 41 are of su?icient length
so that the ends thereof engage the bottom 12 of the
forming a multiple tier tray assembly.
2. A desk tray assembly comprising; a lower desk tray
lower tray. With this arrangement, the Weight of the
upper tray 26 is transferred not only to the back 15 of
the lower tray but also to the bottom 12 which provides
adapted to rest on the surface of a desk and having an
open end to receive letters and the like, a unitary con
nector plate means including an auxiliary plate means
for a better support.
o?'set from said connector plate and forming an opening
The upper edge of auxiliary plate 35 is formed at an
therebetween, an end of said tray ?tting within said open
angle transverse to the auxiliary plate 35 and connector
ing and being clamped between said connector and aux
plate 30, forming a shelf 36. The shelf 36 is of substan 20 iliary plate means to support said connector plate in an
tially the same length as the back 31. It is provided
upright position, lip means formed on said connector
with semicircular shaped reliefs 37 and 38 which allow
plate means, and shelf means formed on said auxiliary
for positioning of the pads 25 when the upper tray 29‘ is
plate and being spaced from said lip means; and an upper
assembled to the connector plate 30 in a manner now to
desk tray similar to said lower tray and having the end
be described.
25 thereof releasably held between said lip means and said
Assembly
shelf means and being secured to said connector plate
means thereby, said connector plate means supporting
said upper tray over said lower tray in stacked relation
The assembly and disassembly of the desk tray unit is
extremely simple and can be accomplished in a very short
time.
ship.
30 is positioned on the lower tray 11 in a manner so that
tray having a bottom, sides and an open and a closed
end; a second desk tray similar to said ?rst desk tray; a
To erect the desk tray assembly 16 the connector plate 30
the end 15 and portions of the side 13 and 14 extend
within the opening 43. The connector plate 30 is then
pressed downwardly until the foot 40 and leg portions 41
and 42 engage the lower tray bottom 12. The connector
plate 30 is now secured in position.
3. A multiple tier desk tray comprising: a ?rst desk
unitary connector plate for supporting said second tray
over said ?rst tray and having back and side ?anges; an
auxiliary plate secured to said connector plate and hav
ing foot and leg portions, said foot and leg portions of
The upper tray 23 is assembled to the connector plate
30 by placing the upper edge of end 24 underneath the
said auxiliary plate being offset from said connector plate
32. The connector plate 30 is removed from the bottom
length so that the end edges thereof rest on the bottom
and forming an opening between the back and side ?anges
of said connector plate; the sides and closed end of one‘
lip 32, and rotating the tray 20 in a clockwise position
(as viewed in FIG. 2) until the end 24 rests ?rmly against 40 of said trays ?tting in said opening and supporting said
connector plate in an upright position; said auxiliary
the back 31 and the bottom 21 rests upon shelf 36. The
plate having a shelf for supporting the bottom of said
shelf 36 is positioned with respect to the lip 32 such that
second tray, and said connector plate having a lip overly
the end 24 of tray 20 is clamped between the shelf 36
ing said shelf and engaging the closed end of said second
and the interior of the lip 32.
The desk tray assembly 10 is disassembled in the re 45 tray, said second tray being snapped between said lip
and shelf and supported thereby.
verse manner. The tray 20 is merely rotated in a coun
4. A multiple tier desk tray as in claim 3 wherein said
ter-clockwise direction until the bottom 21 clears the shelf
foot and leg portions of said auxiliary plate are of a
36, and the upper edge of end 24 withdrawn from lip
of said ?rst tray to provide adequate support for said
connector plate and said second tray.
5. A connector plate adapted to be used with a mul
If it is desired to use the trays 15 and 20 as individual
tiple tier desk tray assembly comprising, a connector
trays, the connector plate 30 can be stored until it is
plate having a back and side ?anges formed at an angle
desired to again use the trays in the stacked arrangement.
It can be seen that the desk tray assembly disclosed 55 thereto, the upper edge of said plate being turned in
forming a hook-like lip; an auxiliary plate secured to said
herein provides a multiple tier desk tray arrangement
connector plate, said auxiliary plate having a foot and
which can be readily assembled and disassembled. The
leg portions overlying at least a portion of said connector
trays can be used individually or in a stacked arrange
tray by merely lifting upwardly until the upper portion
of end 15 clears the opening 43.
ment. The connector plate is constructed so as to provide
plate back and side ?anges but being offset therefrom
the maximum support for the upper tray. ' The foot and 60 and forming an opening therebetween, the end and side
leg portions of the auxiliary plate secured to the con
nector plate transfer the load of the upper tray not only
to the end of the lower tray but also to the bottom, pro
portions of a desk tray being adapted to be inserted in
said opening and encompassed by said connector and
auxiliary plates, said auxiliary plate having a shelf pro
viding for maximum rigidity. The connector plate is
jecting transversely therefrom and positioned below the
constructed so that the upper tray may be snapped into 65 lip on said connector plate; said lip being adapted to
position in a matter of seconds. Also, the connector
engage the end edge of another tray and the shelf being
plate can be secured to the lower tray in a matter of
adapted to support the bottom of said other tray.
seconds.
6. A desk tray assembly comprising: a ?rst desk tray
While a preferred embodiment of this invention has
adapted to rest on the surface of a desk and having an
been described, it will be understood that other modi?ca 70
upstanding closed end and an open end to receive letters
tions and improvements may be made thereto. Such of
and the like; a unitary connector plate including means
these modi?cations and improvements as incorporate the
principles of this invention are to be considered as in
cluded in the hereinafter appended claims unless these
claims by their language expressly state otherwise.
for removably securing said plate to the upstanding
closed end of said ?rst desk tray, said connector plate
75 extending upwardly from the closed end of said ?rst desk
3,028,975
6
tray; a lip extending from said connector plate in a direc
tion toward the open end of said ?rst desk tray and then
downwardly; shelf means formed on said auxiliary plate
and extending therefrom toward the open end of said
?rst tray, said shelf means being spaced a distance down
wardly from said lip, said distance being substantially
equal to the height of the closed end of said ?rst desk;
at second desk tray similar to said ?rst tray and having
the bottom edge of its closed end resting on said shelf
means and the top edge thereof inserted between the 10
main body of the connector- plate and the downwardly
extended portion of the lip whereby said second desk
tray is releasably held between said lip and said'shelf in
a position spaced above said ?rst desk tray.
References Cited in the tile of this patent
UNITED STATES PATENTS
982,538
1,446,036
1,576,420
2,349,385
2,599,844
2,901,120
Senge ______________ __‘_. Jan.
Dodd _______________ __ Feb.
Folts _______________ _._ Mar.
Shelling _____________ -_ May
Kounkel ____________ __ June
Abrahamson _________ _._ Aug.
24,
20,
9,
23-,
1911,
1923'
'1926
1944‘
10, 1952
25, 1959
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