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Патент USA US3025660

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March 20, 1962
N. NELSSON
WALL STRUCTURE AND IMPROVED CLIP FOR
ATTACHING BOARDS TO TRUSSED STUDS
Filed June 9, 1954
16.7510Z51:
wk wg
3,025,650
United States Patent
i cc
3,025,650
Patented Mar. 20, 1962
1
2
3,025,650
outside portion 11, and inside portions 12 and 13, the
portion 13 terminating in the ends 14 of the loop. The
left hand side of the loop shown in FIG. 1 bears similar
WALL STRUCTURE AND IMPROVED CLIP FOR
ATTACHING BOARDS TO TRUSSED STUDS
Nels Nelsson, Chicago, Ill., assignor to United States
Gypsum Company, Chicago, 111., a corporation of
Illinois
Filed June 9, 1954, Ser. No. 435,395
3 Claims. (Cl. 50—313)
numeral markings each provided with the letter a so as
to enable a better diiferentiation ‘to be made when refer
ring to the various parts of the clip.
Inasmuch as most plasterboard is provided with paper
covered edges which are more or less rounded, it is pre
ferred to make the clip so that the curvature between the
The present invention relates to an improved wall 10 parts 8 and 12 or 8a and 12a- are on a radius which cor
responds substantially to the radius of curvature on the
ment of plasterboards or the like to metallic supports,
edge of the board so that the board will actually be seated
structure ‘and clips particularly adapted for the attach
/K
for example trussed studs.
therein. However, particularly as shown in FIG. 4, the
it will readily 'be recognized that the attachment of
actual angles between the portion 8 and the portion 12,
plasterboards over which it is intended to apply plaster, 15 that is to say, de?ning it by the angle of the planes in
can be attached only with considerable di?iculty to metal
which the respective parts lie, may be anywhere from
lic studs and particularly the type of studs known as a
15° to as much as 45°.
trussed stud, which consists of pairs of wires forming
sarily mean a change in the radius of curvature of the
longitudinal chords which are connected to each other
part 9 or 9a.
This however does not neces
by obliquely running webs so as to give the stud the 20
Itv is quite important that the outside portions 11 and
desired depth. For instance, studs are known in which
11a of the wings 10 and 10a be backwardly inclined
each pair of wires is connected to webs which are alter
toward the, portion 6, so that they may resiliently bear
nately attached at opposite sides preferably lying between
against the plasterboards.
As particularly well shown
the two upright wires and being spot welded or otherwise
in FIG. 3, which shows the planes in which the various
secured thereto.
25 parts lie, considering these planes as being substantially
Of course, angles may also be used instead of the wire,
tangent to the wings, such as plane A, tangent to the sides
but in the present connection the invention Will be de
11 and 11a of the wings 10‘ ‘and 10a, and considering a
scribed primarily with the use of the type of stud having
plane B which represents the plane of contact of the
upright wires and diagonal webs.
wings with the boards when the clip is ‘in the stressed
it is one of the objects of the present invention to pro 30 condition, it will be seen that these planes intersect at an
vide improved attaching means in the form of clips which
angle of from about 6° to about 15°. The plane B is for
will allow for certain inherent variations in the thickness
wardly displaced from, but parallel to, a plane C passing .1
of plasterboards and similar panels so that such dif
longitudinally through ‘the horizontal rear portion 6 01
ferences will automatically vbe compensated for during
the clip.
the application of the boards to the supporting members. 35
The clip, when in use, is illustrated in FIG. 5. Thus a
It is a further object of the present invention to provide
stud 16 consisting of the two forward vertically extending
resilient and clamp-like engagement of the plasterboards
wires or chords Y17 and 17a and two rearward vertically
to the stud members.
extending chords or wires 18 and 18a, connected by the
Various other objects will become apparent from a
oblique connecting webs 19 which lie between the respec
further description hereinbelow when considered in con 40 tive sets of chords and are suitably secured thereto, for
nection with the drawings in which:
_
instance by electric welding at the points 20, 21 and 22,
FIG. 1 is a rear elevation, substantially at full scale,
is used in conjunction with the clip.
of one of the clips of the present invention;
in securing panels, such as plasterboards 23 and 24 to.
FIG. 2 is a side elevational view thereof;
the studs, this is accomplished ‘as follows: The lower
45 board 23 is laid against the chords 17 and 17a, whileone
FIG. 3 is a top plan view;
FIG. 4 is a view quite similar to FIG. 2, but showing
of the clips of the present invention is applied by ?rst
a variation in the angular relationship of certain parts of
passing the clip around said chords so that the rear hon’
the clip relative to each other;
FIG. 5 shows, in side elevation, and partially in sec
zonal portion 6 of the clip will lie within the stud and
behind the chords, while the rest of the clip extends for
tion, a portion of one side ‘of a wall constructed in accord 50 wardly outside of the stud. The clip is then pushed down
ance with the present invention, primarily to illustrate
so that the curved portions 9 and 9a will encompass the
the operation of the clip when it is applied to its intended
edge 25 of the board 23 while the wings 10‘ and 10a will
use; and
overlie the frontal surface of the boards. This will bring
FIG. 6 is a cross-section through FIG. 5.
the outer portions 11 and 11a. of the two wings into resil
The clip is formed ‘of a single piece of wire, for example 55 ient contact with the outer surfaces of the boards. By
12 gauge galvanized steel wire, this having been found
reason of‘the backwardly bent construction of the wings,
particularly suitable for use in attaching gypsum core
as already described, the top portion of the board will be
plasterboard 16” wide and about 48" long to wire studs,
resiliently clamped against the stud 16, while the upper
‘and then used as a plaster base for the application of
portions of the wings of the clip extend upwardly. The
60 second board 24 is then placed into position in the space
plaster to provide the ?nished wall.
In describing the clip in detail, the description will be
between the upper portions of the wings ‘10 and 100, so
gin with the central or middle portion of the clip and the
that the next board is likewise held, at the bottom thereof,
terms “forward” or “rearward” are intended to apply to
resiliently against the stud 16. A similar clip is then
the clip when it is in use.
slipped over the upper side of board 24 (not shown); and
65
Therefore, FIG. l can vbe considered as a rear eleva~
the applicatiton of the boards is thus continued until the
tion of the clip.
full height of the wall or partition has been reached. It
As shown in FIG. 1, the clip has a substantially straight
will be self-evident that similar boards may be applied
horizontal central rear portion 6 from both ends 7 of
against the other side of the stud, as against‘ chords18
which extend forwardly directed reaches 8 which are
and 18a, so as to form a wall; but the construction is ex
looped back against themselves at about the point 9 and 70 actly the same on both sides.
then each terminates in ear-like loops 10 which have an
The above mentioned proportions and angular relation-
3,025,650
3
4
ship of the various parts of the clip are highly critical and
form an important part of this invention.
The distance between planes passing through the parts
certain type of stud and a certain thickness of plaster
board or wallboard, that the distance between the parts
12 or 12a and the horizontal portion 6 of the clip remain
11- and 11a and the portion 6 when the clip is in the un
stressed condition should be slightly less than the com
thicker or larger studs and thicker wallboards are used,
substantially the same.
It will, of course, vary when
but the angular relationships should remain on the same
bined thickness of the boards and chords of the stud so
order. The particular advantage of having the portions
that resilient engagement is assured. The clips are self
8 and 8a inclined is to give the clip even at these points
adjusting between the entire range of the thickness varia
a de?nite resiliency which allows for the slight varia
tions frequently found in gypsum board construction.
Thus by means of the angular relation of the wings with 10 tions in the thickness of the chords of studs of a given
size and plaster or wallboards of a given thickness, as
respect to the boards in position, a wide variation in board
such differences are commonly encountered in manufac
thickness can be had without interfering with the proper
turing such articles. By designing the particular clip to
engagement of the clips. If the wings were disposed
be used with a certain size of parts, it is advantageous to
exactly parallel to the board surfaces without this angular
relationship, then there would be only one dimension of 15 keep the distance between the horizontal portion 6 of
the clip and the parts 12 and 12a as nearly constant as
the total thicknesses of the wires and boards permitting
possible. The additional resilience attained by having
the clips to ?t properly. If this thickness is too great
the wing portions 11 and 11a closer to the horizontal
the clips will be either incapable of insertion or dif?cult
part 6 gives the aforementioned resiliency to the forward
to apply. If the thickness is too little, the clips will be
parts of the clip which, in use, overlie the frontal sur'
loose and may fall off; With the proper angular relation
faces of the boards. By having the parts‘ 8 and 8a ex~r
the wings automatically spring to the proper position, thus
tending, say, downwardly, as shown in FIG. 5, and have‘
greatly facilitating the insertion of the clips and boards
ing the peaks 9 and 9a curved to conform substantially
and assuring that they are not loose as the spring-like
to the curved edge portions of the plaster hoard, assures
engagement constantly forces the boards against the
25 a perfect and secure connection between the boards and
studs.
the studs, as the inclined portions help to guide the
FIGURE 6 shows the wings engaging both of the ad
board into place.
‘jo'ining boards 23 and 24 on both sides of the chord of
It is recognized that many prior art structures are
the stud. The clip is inserted around the chord of the
known in which boards have been secured to studs, but
stud and preferably over the top edge of the lower board
these have always been, by means of complicated clips,
so that the‘ horizontal portion extends downwardly.
shaped from metal which has been cut out and shaped,
When the surface is plastered or otherwise covered, such
but applicant is not aware of any clips which are formed
as by another layer of wallboard glued thereto, the clips
from a single wire which has been bent and formed into
are hidden and held tightly in place. The boards are at
a‘ clip such as that illustrated and claimed, or which
tached inthis manner to a plurality of studs placed in
spaced coplanar and “in line” relation. The ends of the 35 would be capable of performing the manifold functions
of the present clip, such as ?rst helping to secure a lower
boards'are secured to each other by clips which engage
board by the clamping action between the lower portions
these ends and the adjacent board and thereby attach
of the wings 10 and 10a and the straight horizontal rear
them all together.
portions 6 of the clip, thus keeping the board in place
Clips made following this invention will be found to be
simple and easy to make from wire, and of low cost. 40 until the next board is inserted; the ability likewise to
hold the lower portion of the next board until the latter
They can conveniently be carried by the applicator, are
is also secured by a clip higher up on the wall; and by
easy to insert, and form an effective attachment of the
the resilient urging of both of the boards (i.e. upper
board to a support while at the same time automatically
and lower) against the studs, thus providing a safe and
adjusting for board thickness variations.
solid construction over which plaster or boards may be
It will be self evident that the web portions 19‘- of the
studs can be omitted and the boards secured merely to
upright wires or rods such as 17 and 17a, or a single
upright rod, without departing from the general prin
applied with the assurance that a smooth, substantially
crackproof wall may be obtained.
The clips, by their comparative simplicity, but special
construction, furnish an inexpensive but very serviceable
ciples of the present invention.
While the ‘same has been shown in connection with 50 means for attaching boards, such as plasterboards to
metallic studs and the like. While in their total overall
vertically positioned studs and boards, it will be obvious
effect they perform the same ultimate results as do clips
that the construction is equally applicable to the build
and supports of the previously known types of construc
ing of ceilings, using either horizontal studs or support
tion, they do so in a much more e?icient and facile man
ing members or inclined ones, as would be the rafters
55 ner.
of a roof.
Applicant claims:
The manner of securing the metallic studs is no part
1. A bent-wire clip for use in resiliently securing a pair
of the present invention, as means for erecting and secur
ing them are fully understood in the building construc
of wallboard panels arranged in substantially abutting
edge-to-edge relation to one side of a stud; said clip com
The present invention thus makes it possible to con 60 prising a center bight portion having an elongated inter
mediate segment and a pair of elongated leg segments ex
struct in a very rapid and secure manner substantially
tion arts.
non-combustible wall and partition structures, and in fact,
tending angularly from opposite ends of said intermediate
segment, said bight portion being adapted to be in
straddling relation with the stud whereby the terminal
if the boards 23 and 24 are made of completely incom
bustible material, such, for example, as asbestos-cement
65 portions of said intermediate segment are adapted to be
boards, a highly ?re resistant structure can be made.
in substantial contact with the stud, said leg segments
As shown, particularly in FIG. 4, the angular relation
adapted to be disposed within a joint formed between
ship between the planes in which the parts 8 and 8a lie
the abutting panels when said clip is in assembled rela
and the plane in which the portions 12 and 12a lie, may
tion with the stud and panels, and a pair of angularly
be varied anywhere between about 15° and about 45°, 70 disposed wing portions extending laterally in opposite di
rections from the terminals of said leg segments, each
but for most purposes, it is preferred to have this angle
wing portion de?ning an elongated loop for resiliently
about 30° to 35°, as shown in FIGS. 2 and 5. Any angu
engaging corresponding portions of the panels adjacent
lar variation will necessitate a slight modi?cation in the
the joint, each wing portion having an elongated outer
radius of curvature of the clips at the peaks 9 and 9a,
forvit is important, for a clip made to accommodate a 75 section and an inner section, the latter being integral with
w
3,025,650
6
and connected to the terminal of a leg segment, the axis
of the leg segment and the axis of the integrally con
nected inner section being disposed at an acute angle
from approximately 15° to 45°, the outer section of each
wing portion, when in an unstressed condition, being dis
posed in closer proximity to a plane substantially paral
lel to said outer section and extending through the termi
nal portions of said bight portion intermediate segment
3. A building construction comprising a stud, a pair
of wallboard panels arranged in substantially abutting
edge-to-edge relation, and a bent-wire clip resiliently se
curing said panels to one side of said stud; said clip in
cluding a center bight portion having an elongated inter
mediate segment and a pair of leg segments extending
divergently from opposite ends of said intermediate seg
ment, the terminal end portions of said leg segments be
ing ‘disposed within a joint between the panels, said bight
than the inner section of said wing portion; the distance
between said plane and the outer section of each wing 10 portion being in straddling relation with said stud and
said intermediate segment being in substantial contact
portion being less than the linear distance from the sur
throughout its length with a side of said stud, and a pair
face of the panel to be engaged by the clip and the por
of wing portions extending angularly and laterally out—
tion of the stud contacted by said bight portion inter
wardly from the terminals of said leg segments and con
mediate segment.
2. A bent-wire clip for use in resiliently securing a pair 15 tacting the exposed surface of said panels; each wing
of wallboard panels arranged in substantially abutting
portion being in the form of an elongated closed loop
extending transversely of the panel joint and having an
edge-to-edge relation to one side of a stud; said clip com
prising a center bight portion having an elongated inter
elongated outer section and an elongated inner section,
mediate segment and a pair of leg segments extending di
the latter being connected to the terminal of a leg seg
vergently from opposite ends of said intermediate seg
ment, the axis of the leg segment and the axis of the
ment, said bight portion being adapted to be in straddling
integrally connected inner section being disposed at an
relation with a portion of the stud whereby said inter
mediate segment is adapted to be in substantial contact
acute angle from approximately 15° to 45°, the connec
tion between said inner section and said leg segment
terminal being of a con?guration conforming substan
throughout its length with the latter, said bight portion
having said leg segments adapted to be disposed within 25 tially to the con?guration of the abut-ting edge of one of
said panels forming the joint, the elongated axes of said
a joint formed between the abutting panel when said clip
is in assembled relation with the stud and panels, and a
wing portions being substantially transversely disposed
pair of angularly disposed wing portions extending
with respect to the direction of the joint between said
laterally and transversely in opposite directions from the
terminals of said leg segments; each wing portion being
in the form of an elongated closed loop for resiliently
panels, the opposite end sections of each wing portion
cooperating with said stud and-leg segment to form op
positely disposed open end pockets in which are resilient
engaging corresponding portions of the panels adjacent
ly accommodated the abutting edge portions of said
the joint, each wing portion having an elongated outer
panels, each wing portion, when said clip is in an un
section and an inner section, the latter being integral
stressed condition, having the axes of said wing portion
with the terminal of a leg segment and disposed relative 35 outer sections disposed closer to the elongated axis of
to said leg segment at an acute angle from approximate
said bight portion intermediate segment than the axes of
ly 15° to 45 °, the connection between said inner sec
said wing portion inner sections, whereby the distance
tion and said leg segment terminal being of arcuate con
between the elongated axis of said bight portion inter
?guration adapted to conform substantially to the con
mediate segment and the axis of the outer section of each
?guration of the abutting edge of one of said panels; the 40 wing portion is less than the resultant dimension of the
plane formed by the outer and inner sections of a wing
thickness of the panel engaged by said wing portion and
portion being disposed at an angle from approximately
the dimension of said stud straddled by said clip taken
6° to 15° to a second plane extending through the outer
normal to the exposed surface of said panel.
sections of said wing portions, the outer section of each
References Cited in the ?le of this patent
wing portion, when in unstressed condition, being in 45
closer proximity to a third plane parallel to said second
UNITED STATES PATENTS
plane and extending through the terminal portions of said
bight portion intermediate segment than the inner sec
1,057,431
Jackson ______________ __ Apr. 1, 1913
tion of each wing portion; the distance between said third
1,527,618
Wright et al ___________ __ Feb. 24, 1925
plane and the outer section of each wing portion being 50 1,962,452
Martin ______________ __ June 12, 1934
less than the resultant dimension of the thickness of the
panel to be engaged by the clip and the dimension of the
portion of the stud to be straddled by the clip taken nor
mal to the exposed surface of the panel.
2,307,899
2,620,531
2,641,035
Olsen _______________ __ Jan. 12, 1943
Chandler _____________ __ Dec. 9, 1952
Nelsson ______________ __ June 9, 1953
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