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Патент USA US3040918

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June 26, 1962
F. B. HILLGER ETAL.
3,040,906
AUXILIARY SIDE RAIL FOR LOAD SUPPORTING RACKS
Filed May l5. 1959
2 Sheets-Sheet 1
INVENTORJ`
»Panik/cw e. #fusi/v
June 26, 1962
F. B. HILLGER ETAL
3,040,906
AUXILIARY SIDE RAIL FOR LOAD SUPPORTING RACKS
Filed May l5, 1959
2 Shee’cs-Sheeîl 2
L
2c?
32
United States Patent Ü ”
1
3,040,906
Patented June 26, 1962
2
FIGURE 6, a sectional plan view taken on the line 6-~6
3,040,906
of FIG. 4;
FIGURE 7, a plan view showing another form of con
struction for locking the side rail in position;
i
AUXILIARY SIDE RAIL FOR LOAD
SUPPORTING RACKS
Frederick B. I-Iillger, Grosse Pointe Farms, and Richard
FIGURE 8, a side elevation of the structure shown in
E. Wroblewskì, Roseville, Mich., assignors to Equip
FIG. 7;
FIGURE 9, an end elevation, partly in section, of the
ment Manufacturing, Inc., Warren, Mich., a corpora
tion of Michigan
structure shown in FIG. 7 and taken as indicated by the
Filed May 15, 1959, Ser. No. 813,532
1 Claim. (Cl. 211-183)
arrows 9-9 thereon.
10
This invention relates to an auxiliary side rail for racks
of the conventional four-sided open framework type which
Referring to FIGURE l, a portion of a conventional
rack structure is shown in phantom and includes a pair
of corner posts 11 and 12 which are connected to frame
are widely used to support loads for shipping and storage. _
members 13, 14 and 15. These frame members define
The side rail construction is in the form of an accessory
three of the four sides of a rack, it being understood that
or kit which can be used in conjunction with standard 15 the complete rack structure includes a frame member op
existing types of racks Without yrequiring any structural
change in the rack.
Many racks of the type involved are manufactured to
standard dimensions and used for supporting various types
posite the member 14 and another pair of corner posts so
that a four-sided open-framework structure is formed.
Referring to FIGURES 1 to 3, the auxiliary side rail
construction consists of a pair of brackets 18 and I9 each
of loads as distinguished from racks which »are specially 20 of which is generally U-shaped having a pair of legs 20
made to accommodate a particular load. In the case of
and 21 which can be spread apart so that the bracket can
such general purpose racks, a need has existed for some
be slippedaround'a corner post and clamped in desired
means by which the eifective rack dimensions, at least as
position therealong by a bolt 22.
between two opposite sides of the rack, could be adjusted
The auxiliary side rail comprises an angle member 2li
so that loads of different sizes can be accommodated and
“ having a length corresponding to the spacing between the
held in position.
, ,
The construction of the present invention fulñlls this
need by providing an auxiliary side bar which can be
posts 11 and 12. In the construction shown, the length of
the side rail member 24 is such that‘it lwill lit between the
posts and the brackets 18 and 19 mounted thereon. An
mounted on at least ‘one of the four rack sides and locked
arm 26 is secured to each end of the side rail member 24.
in place in any one of a number of positions relative to 30 Each of the `brackets 18 and 19 is provided with an arm
the opposite rack side so that the effective width of the
supporting member or guide 28 which is U-shaped and di
rack can be made greater or less than the normal width
mensioned to straddle the arm 26 for free sliding move
established between these two sides by the permanent rack
ment of each arm in each guide member 2S. This con
framework.
struction enables the arms to be inserted in the grade
The construction of the invention `essentially comprises
members 28 from either direction so that the side rail
a pair of brackets each of which can be detachably mount
member 24 can be positioned outside the rack side mem
ed on one of a pair or rack corner posts at the ends of one
ber 14, as shown in FIGURE 1, or inside this rack side
of the rack sides. A side rail member is supplied which
has a length corresponding to the spacing between this
member. In other words, the effective width of the rack,
or distance between the auxiliary side rail member 24 and
pair of corner posts and an arm is vfixed perpendicularly 40 the opposite rack side can be increased or decreased from.
to each end of the side rail member. Each of the brackets
the fixed normal dimension between such opposite rack
includes an arm supporting member adapted to engage
side and the member 1-4.
one of the arms for sliding movement and the brackets
Once the desired effective dimension has been estab
further include means for locking the arm against such
lished, the arms 126 are locked `against movement relative
sliding movement so that the side rail member can be
' to the guides 28 by some suitable means. In the construc
mounted in desired relation to the pair of corner posts.
tion of FIGURES 1-3 this means simply consists of a
Preferably the arm supporting members are each in the
locking screw 30.
form of a guide through which the free end of one of the
Other forms of locking means are shown in FIGURES
arms can be inserted from either direction so that the
4-6 and in FIGURES 7-9. Each of these other forms
eiïective width of the rack between the side rail member
includes a latch means which is detachably engageable in
and the opposite side can be increased or decreased `from
any one of a series of spaced apertures in the side rail arms.
the normal rack width.
In FIGURES 4-6 the 4side rail arm 26a is provided
Alternate means are shown for locking the side rail
with apertures in the form of a series of elongated holes
arms in desired position and these means together with
32. The latch means consists of a pin 34 which is pivotal
other features of the invention will be brought out in the .55 ly mounted between the legs 20 and 21 of the bracket 18.
following description of the preferred embodiments illus
One end 36 of the pin 34 is bent at right angles to the
pivotal axis thereofV to form an actuating handle and the
following views:
other end 38 of the pin is also bent at a right angle to the
FIGURE 1, a plan view showing the auxiliary side rail
axis and also an angle to the handle portion 36. Pin end
mounted on one -side of a conventional rack structure 60 38 has a length less than that of the elongated holes 32
partly shown in phantom;
.
so that when the pin is rotated to a proper position, end
38 may be inserted or withdrawn through any one of
FIGURE 2, an enlarged plan view showing one end
the holes 32. When rotated out of this position, it can
of the auxiliary side rail and the mounting bracket there
not be withdrawn and the Weight of the handle end 36 of
for;
’
65 the pin normally urges it to such a latched position.
FIGURE 3, a side elevation of the structure shown in
The bracket 18a is formed with an olîset portion 4'0 at
FIG. 2;
least on the leg 21a to which the guide member 28 is
FIGURE 4, a side elevation similar to FIG. 3 and show
secured and the amount of offset of this portion is greater
ing on an enlarged scale an alternate -form of means for
than the diameter of the pin 34 `to provide a' non-inter
locking the side rail in position;
70 ferring position for the end 38 of the latch pin.
FIGURE 5, a sectional elevation taken on the line 5-5
In FIGURES 7-9 the side rail arms 261; are each
of FIG. 4;
formed with a series of notches 42 along their upper edge.
trated in the accompanying drawings which consist of the
3,040,906
4
A U-shaped latch mounting bracket 44 is secured to the
offset portion of the leg 2lb `of the bracket 18h. A pin
46 is carried between the legs of the bracket 44 and en
gages an elongated slot 48 in a latch member Sil. This
dicularly to said member at each end thereof, -said brackets
each including an arm supporting member through which
the free end of one of said arms can be inserted in a direc
tion toward or away from the side opposite said one
mounting ofthe latch member permits it to be slidably and
rotatably moved on the pin 46 between the disengaged
position shown in phantom in FIGURE 9 and a posi
rack side, a latch member carried ‘by each of said brackets,
tion of engagement with one of the notches >42 in the arm
26b as shown in full line in FIGURE 9. Latch member
50 includes a projecting end portion ‘52 which in the en
detent means `on each of said arms for detachable engage
said latch member comprising a pin pivotally and slidably
mounted between the legs of said U-shaped bracket, and
ment by one of said latch members in one of a plurality
of positions along said arms whereby said side rail mem
ber can be mounted between said pair of posts to increase
gaged position is wedged betwen the inner surface 54 of
or decrease the effective width of said rack as measured
the Iarm yand the portion '56 of the latch mounting bracket
between the side opposite said «one rack .side and said side
44. The latch 59 »is held in disengaged position by its
rail member, said detent means comprising a series of
own weight which urges it into engagement with the upper
edge 5S of the latch bracket 44 and mounting bracket 18h. 15 elongated apertures formed in said arm, said pin having
an `offset end movable through any one of said apertures
Thus, either type of latch means, the pin 34 `or the
and handle means for rotating said 'pin to a position where
latch 50, can be easily yoperatedA to lock the arms 26h in
said offset end is aligned with such one aperture and for
the position desired; and either latch means can be with
normally rotatably urging said pin to a latched position
drawn from engagement with the arms to a position where
they Will not interfere with the insertion of the arms in 20 where said oi'îset end is not aligned with one of said aper
the guides 28 in' either direction as previously mentioned.
tures.
While preferred embodiments have been described
above in detail, it will be understood that numerous modi
References Cited in the ñle of this patent
?ications might be resorted to without departing from the
_
scope of our invention as defined in the following claim.
We claim:
`
An auxiliary side rail for a rack of the four-sided l
open framework-type having at least a pair of vertical
corner posts at the ends of one of said sides, comprising
a pair of brackets, each of said lbrackets including a U» 30
484,66()
UNITED STATES PATENTS
549,046
Kenworthy ___________ __ Oct. 18, 1892
Baker _______________ __ Oct. 29, 1895
974,524
Roehm ____ __ _________ __ Nov. l, 1910
1,923,664
Craig _______________ __ Aug. 22, 1933
2,331,384
Flachov/sky __________ __'Oct. l2, 1943
shaped member thelegs of which are adapted to be
2,420,977
Pye _____ __ _________ __ May 20, 1947
separated and clamped together for detachable engage
2,711,872
2,888,299
Lampke _____________ __ June 28, l955
Balogh ______________ __ May 26, 1959
362,729
France ______________ __ Apr, 12, 1906
ment with one of said corner posts, means for clamping
each of said brackets on `one of said posts, a side rail
member having a length corresponding to the spacing be
tween said pair `of corner posts, an arm secured perpen
FOREIGN PATENTS
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