close

Вход

Забыли?

вход по аккаунту

?

Патент USA US2411928

код для вставки
Dec. 3, 19-46.
‘
_
G, A, LYON
'
2,411,928
WHEEL STRUCTURE
Filed March 22, 1943
_
'
2 Sheets-Sheet 2
i155
Patented
3, 1946 Y
2,411,928 -
PATENT OFFICE ~
f' ' UNITED STATES
2,411,928
wmmr. s'rnuc'rmu-z
George Albert Lyon, ‘Allenhurst, NJ.
Application March 22,1943, Serial No. 479,981
(Cl. 301-37)
C2‘ Claims.
.
w
1
>
-
nular member having a radially inner peripheral
edge arranged to ; be retainingly compressed
against the outer surface of the body part of the
This invention relates to an improved wheel
structure and is directed more particularly to an
improved cover assembly therefor.
One of the principal objects of this invention
wheel structure by means of a central cover por
is to provide for a wheel structure a multi-part 5 tion which is provided with means affording a
snap-on pry-off engagement with the wheel
cover assembly in which all of the
thereof
structure.
'
>
are retained upon the wheel structure by the at
Still another object of the invention is to pro
tachment of one of the parts thereto, certain of
vide for ~a wheel structure a cover assembly in
the parts being arranged to conceal the outer side
of altire rim of the wheel structure and appur 10 cluding a part cooperable with the body part of
tenances associated therewith and to constitute ~ ' the wheel structure for self-centering the cover
assembly as it is applied axially inwardly of the
in effect a continuation of the side wall of a tire
wheel structure and having another part ar-_
in the wheel structure, this part being resiliently,
elastically ?exible to afford flexure thereof to '
-15
render the rear side thereof accessible.
Another object of the invention is to provide
for a, wheel structure an annular retaining ele
ment arranged to constitute the retaining means
for one part of a multi-part cover assembly and
to be retained to the wheel structure by another 20
part of said assembly, said annular retaining ele
ranged for detachable engagement against the‘
wheel structure to maintain the cover in assem
bled concentric relationship.
,
Still another object of the invention is to pro
vide for a resiliently ?exible cover member, re
taining means arranged to retainingly secure the
same to a wheel structure and to ?ex with the
cover member to absorb some of the ?exing or
ment being constructed to also serve‘ as a cover
bending movements normally imposed ‘on the
member to provide ornamentation for the outer
cover member itself during ?exure thereof.
‘
Many other objects and advantages of my in
25 vention will become apparent from the following
description and accompanying drawings in
In accordance with the general features of my
which:
invention, there is provided herein for a wheel
side of the wheel structure with which it is asso
ciated.
g
‘
>
,
,
structure, a cover assembly including an outer
annular part formed from a suitable sheet mate
Figure 1 is a fragmentary cross-sectional view.
of a wheel structure embodying one form of my
rial giving it resiliently, elastically ?exible char 30 invention;
Figure 2 is a side elevation of a wheel struc
acteristics such as synthetic plastic, synthetic
ture constructed in accordance with Figure 1;
rubber or natural rubber. or the like, and whereby
the cover may be locally, resiliently ?exed so as
to accommodate lateral expansion of the side wall
of the tire against which it is disposed as when
a load is impressed upon the wheel structure and
Figure 3 is a fragmentary cross-sectional view
of a wheel structure embodying another form of
35 my invention;
-
'
Figure 4 is a fragmentary cross-sectional view‘
of a still further modi?ed form of my invention;
Figure 5 is a fragmentary cross-sectional view
of a still further modified form of my invention;
stem and wheel balancing weights associated with
the tire rim which is concealed thereby. This 40 and
Figure 6 is a fragmentary cross-sectional view
part of the cover assembly is provided with a.
of the construction shown in Figure 5, the sec
cross-sectional con?guration of such shape and
tion of Figure 6 being taken at an angle radially
magnitude that it extends over and covers the
disposed from the section shown in Figure 5.
outer side of the tire rim of a wheel structure
and radially outwardly beyond the edge portion 45 It will be understood that the modi?cations
shown herein are for illustrative purposes only
of the tire rim toward the medial plane of the
and may be changed or modi?ed without depart
side wall of ‘a, tire therein to constitute in effect
ing from the spirit and scope of the invention
a continuation ofthe side wall of the tire and to
give the appearance of being a part thereof and . as set forth in the appended claims. 1.
extends radially inwardly of the wheel structure 50 As shown in Figure 1 the reference character
Ill designates generally a multi-?ange, drop cen
to a point radially inwardly of the junction of the
so as to afford access to the rear side thereof for
servicing appurtenances such as. the tire valve
.tire rim and the ‘body partthereof, into attached
ter type tire rim which is connected as by riveting
engagement with an annular cover member dis
posed over a portion of the outer surface of the
or welding or the like through a base ?ange H
to a, central ‘body part or spider I! which in
body part of the wheel structure, the latter an
65 cludesa central bolt-on ?ange iii. The dropv
3,41 1,928
4
center rim I0 is further provided with opposite
side ?anges I4, opposite intermediate ?anges l5
and opposite edge portions l6. A suitable tire l'l '
having an inner tube l8 and a valve stem I9 is
mounted upon the rim, one of the side walls I4
having an ori?ce through which the valve stem
I9 may project.
.
'
The body part I2 is provided with a radially
expanded condition as when a load is impressed
thereon, the outer peripheral edge of the cover
member 20 ?exes locally to follow this expanding
movement of the tire and immediately recedes to
the position shown in Figure 1 as the tire re
volv'es and assumes its normal cross-sectional
con?guration when the load is relieved therefrom
during rotation.
outer ?ange |2a which is provided with radially
As shown in Figure 1 the intermediate member
inwardly depressed portion-s to provide circum 10 22 is annular in form and is provided at its outer
ferentially spaced apertures between the body
peripheral edge with a substantially axially in~
part I2 and the tire rim I0 which may be uti
wardly extending marginal portion 23 terminat
lized in a manner to be presently explained.
ing in spaced ?ngers 24. These ?ngers are
The embodiment of the invention shown in Fig
adapted to overlie the radially outer surface of
ure 1 includes a cover assembly comprising an 15 the depressed portions of the ?ange |2a whereby
outer annulus 20, a central hub cap simulating
the member is automatically centered concentri
circular member 2| and an intermediate retain
cally with respect to the wheel structure when
ing-ornamental member 22. The cover part 20,
urged substantially axially inwardly thereof with
as indicated previously, may be constructed from
the ?ngers 24 in registry with the circumferen
an elastically, resiliently ?exible sheet material 20 tially spaced apertures between the base ?ange
such as synthetic plastic, rubber, either natural
ll of the tire rim l0 and the ?ange |2a. of the
or synthetic, or some other substance having rub
body part l2.
'
_
ber-like characteristics whereby the cover portion
The inner peripheral edge of the outer annu
20 may be ?exed locally away from the rim I0
lar cover member 20'ls arranged to extend sub
and the side wall of thetire _to accommodate 25 stantially axially inwardly so that it may be dis
lateral expansion of the tire under load bearing
posed in an overlying position with respect to
conditions or to afford access to the covered por
the radially outer surface of the ?ange 23 of
tion of the tire rim and the accessories associated
the cover member 22. Preferably this assembled
therewith.
‘
relationship of the members 20 and 22 is re
With the cover portion so constructed it is now 30 tained by securing the cover members together
feasible to ‘provide a cover with a cross-sectional
by cementing or the like.
con?guration of such curvature and magnitude
The inner peripheral margin of the cover mem
that it entirely conceals the outer part of the tire
ber 22 is so arranged that it overlies a radially
rim and the appurtenances such’ as a tire valve
inner portion of-the outer surface of "the body
and wheel weights which are associated there 35 part |2 of the wheel structure and is retained
with.
Such a construction‘is now feasible since
the outer portion of the cover part is freely flex
securely in this overlying relationship by engage
ment of the radially outermost part 25 of the
ible as above described.
central circular hub cap member 2| when the
As indicated previously and as shown in. Fig
snap-on ?ange 26 with its peripheral bead 21 is
ures 1 and 2, the outer peripheral edge of the 40 urged axially inwardly over radially outwardly
annulus 20 extends over the edge portion I6 oi’
the tire rim to conceal the junction between the
same and the tire. Under certain circumstances
it is found that with such a construction the
extending humps 28 formed in the outer surface
of the body part |2. Preferably the intermediate
body part of the annular cover 22 is transversely
undulated to form corrugations _29 whereby it is
peripheral edge of the annulus tends to abrade
strengthened and the ornamental eifect thereof
and wear the side wall of the tire during use.
is augmented.
Y.
To the end that this may be avoided the periph
From the foregoing it will be seen that the
eral edge of the annulus may be arranged to be
entire cover assembly is made up of the cover
spaced slightly from the side wall of the tire' when
parts 20, 2| and 22, the cover member 20 being
secured to the wheel structure by the member
at rest and when the tire is in normal uncom
pressed position and furthermore the extreme
22 while the latter is in turn secured to the wheel
edge thereof may be turned slightly axially out
structure by the snap-on pry-off engagement of
wardly as at 22a whereby a smooth curved sur-.
the central hub cap 2| thereto. With such a
face is presented toward the side wall of the tire.
construction it will be seen that a minimum of
Thus when the tire expands laterally under load 55 fastening elements are required to secure the
entire cover assembly to the wheel structure and
ed condition, as at the bottom portion thereof
yet the entire outer side' of the wheel structure
during use, the side Wall of the tire abuts this
is concealed by the cover assembly provided.
smooth curved surface whereby abrasion and
tearing of the tire is prevented.
I
Furthermore the cover parts 20 and 22, when ap
With such a cover construction, it will be seen 60 plied axially inwardly against the wheel structure
are automatically self-centered to be disposed in
that the cover member 20 instead of presenting
concentric relationship thereto by means of the
a sharp axially inward curve from the outer pe- '
engagement of the ?ngers 24 with the radially
riphery thereof, presents a gradual curve which
outer surface of the ?ange I|2a of the body part
gives the eifect'of a continuation of the side wall
I 2 at the 'c'ircumferentially spaced apertures in
of a tire and thus the appearance of being a part
the wheel structure.
thereof whereby, if it is colored white, it gives
As indicated previously, the tire valve I9 and
the appearance of being a white side wall of the
other accessories associated with the wheel rim
tire. Furthermore, the cover member 20, since
may be rendered accessible by ?exing the cover
it extends radially outwardly beyond the edge
member 20 axially outwardly from the outer
portion iii of the tire rim, effectively conceals the
peripheral edge thereof. As will be seen from
junction between the tire rim and the tire as
Figure 1, however, it is also feasible to provide
well as the outer portion of the tire rim and the
an ori?ce 20a in thecover member 20 whereby
appurtenances associated therewith.
the tire valve stem may be rendered accessible
Another advantage of a tire cover so construct
ed is that when the tire I‘! assumes a laterally 75 for association with the nozzle of an air hose
9,411,988
merely by locally de?ecting the same inwardly
in the vicinity of the ori?ce whereby the valve
~
\
the ,cover member 30 may rest. As will be seen
‘ from Figure 3, the intermediate body part of the
is caused to protrude through the tire cover. ,
retaining ‘annulus 3| may vbe cross-sectionally
same, this being accomplished by providing an
attachment for the inner peripheral margin of
the cover member 3| to be formed from a trans
shaped to conform to the configuration of the
It will be seen from the foregoing that there is
adjacent portion of the outer surface of the body
provided herein a cover construction which is so
part [2 of the wheel structure and thus may rest
arranged that-the repeated ?exing of the cover
against the same to be reinforced thereby. Fur
member 20 during rotation of the wheel under
thermore, if desired, the body portion ‘I2 of the
'load bearing condition will not repeatedly im
wheel structure may be colored to blend with the
press severe bending stresses at the inner periph
‘eralumargin thereof to' fatigue and break the 10 color scheme of the vehicle to which it is at
tached thus enabling the intermediate part of
parent material whereby the color e?'ect of the
the cover member 20 which accommodates the
spider or body part I2 is preserved and yet is
‘ curvature thereof and provides for ?exing of both
the cover member and the means to which it is 16 visible from the outside of the wheel structure.
As is the case, in the construction of Figure 1,
attached. In this regard it will be understood
that axial outward ?exing of the outer peripheral > the intermediate cover member ll may be con
structed from any one of a variety of sheet mate
edge of the cover member 20 will impress bending
rials.. In the event that this sheet material pro
strains transversely thereacross these strains be
ing transmitted to the inner peripheral edge 20 vides’the aforementioned resiliently ?exible char
acteristics, it will be seen that the beaded outer '
thereof, andv being likewise transmitted to the
periphery 39 thereof will ?ex with the repeated
?ange 23 of the cover part 22 so that the flange
?exure of the cover member 3| during rotation
23 also bears some of- the bending stresses by
of the wheel and will thus absorb much of the
virtue of slight outward radial movement thereof
with the inner peripheral margin of the cover 25 stress imposed upon the radially inner peripheral
portion thereof.
''member.
I
x
-
'
In the construction of Figure 4 the cover as
. The intermediate retaining cover member 22
may of course be constructed from any one of
sembly is generally similar to that in the forms
of the aforementioned resiliently ?exible mate
engagement over resiliently, radially inwardly
?exible retaining clips 46 secured to the bolt-on
previously described; there being an outer resili
a variety of available sheet materials. If this
member is constructed from metal, it is desirable 30 ently ?exible cover portion 4| provided with an
ori?ce 4|a through which the tire valve stem
that the metal be of such a nature that. it will
i9 may be rendered accessible and having an in
‘take a highly lustrous polish thus greatly aug
ner peripheral edge available for attaching rela
menting the ornamentation of the wheel struc
tionshipwith means for securing it to the wheel
ture. On the other hand, this member may be
structure. The cover assembly additionally in- ‘
constructed from material similar to that from
cludes an intermediate annular ornamental-re
which the ‘cover member 20 is constructed under
taining member 42 and a central circular hub cap
which circumstances a wide variety of hues and
simulating cover portion 43, the latter being pro
colors is available for' the desired ornamental
vided with a snap-on ?ange 44 having a radially
effect. It is also to'be noted that in the event
that the cover part 22 is constructed from one 40 inwardly turned peripheral bead 45 for snap-on
rials, the ?exure of the ?ange 23 thereof will be
' considerably enhanced thus to'protect the cover
member‘ 20,1- particularly at the inner peripheral
margin thereof from severe fatiguing and break
ing strain iimposed'thereon during the ?exure
thereof.
‘
?ange I3 of the wheel structure by rivets 41 or by
any other suitable means.
In this construction the intermediate annular
portion 42 is so arranged that the inner periph
'eral- margin thereof may be disposed in surface
'
engagement withl the outer surface of that por
tion of the body part [2 ofthe wheel structure
the cover member 20 shown in Figure 1. Like 60 which constitutes the curved junction 48 between
the radially outer portion of the bodypart l2
wise} the central circular hub cap portion 32 is
In the construction shown in Figure 3 the cover
member 30 is transversely ‘shaped similarly to.v
provided with a snap-on ?ange 33 having a
peripheral bead 34 which is adapted to be snapped
over
radially inwardly - extendingv humps 35
formed in the outer-surface of .the body part l2
ofthe wheel structure.‘
In this ‘construction there is provided an inter
mediate retaining-ornamental annular member
3|. which, .as in Figure I is provided vwith a
and the bolt or ?ange l3.
'
_f
The intermediate ‘annular member 42 is con
figurated to provide a substantially obliquely ex
tending radially outwardly, axially outwardly,
disposed bead 49 terminating in a radially out
.wardly curled peripheral portion 50 which affords
a groove into which the radially. inner;,edge of
the cover member 4| may be disposed in attach
radially inner-peripheral edge adapted for-sand 60 ing engagement. In this construction the self
centering of the cover parts 4| and 42 is accom
wiched engagement between the radially outer
plished by means of the co-engagement of the
extremity 36'I of the central circular member 32
inner peripheral curved portion of the cover
and the outer surface of the body part I2 of the
member 42 with the curved portion 48 of the body
wheel structure. The outer peripheral margin of
the cover member 3| is cross-sectionallycon 65 part l2 of the wheel structure. After the fore
going cover parts have been applied axially in
?gurated to provide a substantially radially out
wardly overthe wheel structure, it will be seen
wardly extending fold 31 which affords a bead or
rib against which the radially outwardly curled > that ‘the cover member 43 is applied thereto to
retain the'entire cover assembly on the wheel
edge 38v of the cover member 20 may rest thus
to be retained in; its assembled position. The 70 structure by axial inward movement thereof
- radially outer margin of. the cover. member 3! is
further: con?gurated‘ to provide a reinforcing,
ornamental bead 39 whiclpif'desired, may ter
minate in a. peripheral fold-back 40 against which
_a vradiallyvouter portion of the outer surface of
‘ whereby the bead 45 overrides the radially out
wardly extending hump 5| on the clips 46 thereby
bringing the radially outermost extremity 52 over
the cover member 43 into pressure engagement
toward the body part l2 with the inner peripheral
2,411,928
8
margin of the cover member 42 sandwiched
therebetween.
.
termediate cover 54, if the latter is constructed
of a su?iciently resilient material, will be ?exed
as by radial outward movement of the flange 53
and ?ngers 50 when the‘cover member 53 is
When the cover member 4| of the construction
of Figure 4 is ?exed'outwardly as by lateral ex
pansion of the tire or for obtaining access to the
rear surface thereof, it will be understood that in
the event that the cover member 42 is constructed,
ulation of the edge 22 thereof or under the in?u
ence of, lateral expansion of the tire under load
from a resiliently ?exible material such as a syn
bearing condition.
?exed substantially axially outwardly by manip
thetic plastic or rubber, the latter member will
In Figure 6 the manner of the engagement of
?ex about the head 49 thus to absorb some of the 10 the fingers 64 with the ?ange 52 of the cover part
bending stresses which would normally be im-'
54 will be clearly seen. This section is taken on
posed upon the cover member 4| and thus fatigue
a plane extending through the space between
and break the same.
the ?ngers-60 of the cover member 54 and it will
In the construction disclosed in Figures 5 and‘
be seen that the ?ngers or lips 64 are formed to
6 the cover assembly is similar to those shown in 15 encompass the peripheral edge of the ?ange 5-2
Figures 1 to 4 and this construction differs there
of the cover member 54 and so as to be disposed
from principally in the manner of the connection
in supporting surface engagement with the ad
between the outer annular cover portion 53 and
jacent portion of the outer surface of the body
the intermediate, ornamental retaining cover
part l2 of the wheel structure.
part 54. In this construction, as in those previ 20
Another important aspect of my invention at
ously described the outer peripheral edge of the»
tending the utilization of an intermediate orna
cover portion 53 may extend radially outwardly
mental retaining annulus, as a part of the wheel
beyond the edge portion I6 of the tire rim thus to
cover assembly of the type shown herein, is that
conceal the junction between the tire and the rim
the disposal of the inner peripheral margin
while the radially inner peripheral portion of the 25 thereof between the central hub cap member
member 54 may extend radially inwardly sum
and the adjacent portion of the outer surface of
ciently far so that it is held in sandwiched rela
the body part l2 of the wheel structure provides
tionship between the outer surface of the body
in effect a resilient cushion or gasket which ef
' part l2 of the wheel ‘structure and theradially
fectively serves to prevent the development of
outermost extremity 55 of the central hub cap 30 vibratory action between the parts and the re
member 56. Here also the hub cap member 56
sulting rattling thereof, this cushion serving also
is' provided with a substantially axially inwardly
as a take-up member to prevent the develop
extending snap-on ?ange 51 terminating in an
ment of play between the parts which results
outwardly curled peripheral bead 58 which is ar
when the otherwise adjacent parts take a set in
ranged for snap-on engagement over humps 59 35 their assembled relationship.
.
'
extending radially inwardly from the surface of
From the foregoing it will be seen that ther
the body part l2 ‘of the wheel structure.
is provided herein a cover assembly including a
The construction of Figure 5, as the construc
part extending over the outer side of the side wall
‘ tion of Figure 1, is arranged to cooperate with
of a tire in the wheel structure and thus being
the circumferentially spaced apertures between 40 subjected to repeated and rapid axially outward
the radially inner surface of the base ?ange ll
?exure during rotation of the wheel, and a part
of the tire rim l0 and the-radially outer surface
for securing the same to the wheel structure
. of the ?ange l2a of_the body part I! to afford the
which may be constructed with a degree of re
aforementioned self-centering action for the
siliency, su?‘icient to permit it to absorb some of
cover parts 53 and 54. In this construction the 45 the ?exing movement ‘of the ?rst named member
cover part ‘54 is provided at the radially outer pe
thereby‘ to relieve the latter, this absorption of
ripheral edge thereof with substantially axially
the ?exing movement being accomplished by ra
inwardly extending ?ngers 50 which may be bent
dial outward movement of the self-centering
radially outwardly at their terminal parts as
?ngers in the constructions of Figures 1 and 5
shown at 6|. The ?ngers 60 extend from a sub 50 and radial inward movement of the beaded por
stantially axially disposed ?ange 52 on the cover
tions in the constructions of Figures 3 and 4.
part 54, this ?ange 62 being adapted to receive
What I claim is:
‘
-
a similar ?ange 53 of the cover member 53 in sur
face engagement. As will be seen from Figure 5
1. In a-wheel structure including a wheel hav
ing a tire rim and a body part with a depressed
the ?ange 63 of the cover member 53 is provided 65 central‘ portion provided with cover retaining
at its peripheral edge with obliquely disposed ra
means, a wheel cover retaining annulus extend-v
dially inwardly, axially outwardly extending ?n
ing substantially radially along the body part
gers 64 which are adapted to interlock with the
‘and having an inner margin engaging the body
edge of the ?ange 62 of the cover member 54
'part adjacent to said retaining means, a member
when registered with the spaces between the ?n 60 “engaging said cover retaining means and clamp
gers 60 thereof. Thus there is provided a secure
me said inner margin of said retaining annulus
interlocking engagement between the cover mem
to the body part, said retaining annulus ha ing
bers 63 and 54, the cover member 54 being in turn
an outer ?exible marginal portion extending in
securely retained upon the wheel structure by en
a generally axial direction away from said body
gagement of the portion 55 of the central hub cap
part and de?ning avlgener'ally radially outwardly
55 when the latter is secured to the wheel struc
facing cover seat, and an annular wheel cover
ture in snap-on pry-off relationship by means of
of resiliently de?ectable material disposed over
the bead 58 and humps 59.
the outer side of the tire rim and having a ra
In this construction, as in those previously de
dially and axially inwardly extending inner mar
scribed, the outer peripheral edge of the cover 70 gin disposed in face-to-face abutment with said
portion 53 may be provided .with an outwardly
seat and retained thereby on the wheel.
extending ?ange 22a to present a spaced curved
2. In a wheel structure including a tire rim and
surface opposite the side wall of the tire. Also,
a body part constructed. and related to provide
as_ in the construction shown in Figures 1 to 4,
circumferentially spaced openings therebetween, .
the outer peripheral marginal portion of the in 75 a cover. retaining annulus extending substantially ,
I
2,411,928
9
radially outwardly from engagement with a cen
tral portion of the body part and diverging in an. '
axially outward direction from the body part to
lie in spaced relation to the body part and hav
ing a ?exible outer margin turned axially in
wardly from the spaced portion thereof toward
engagement with the bodypart at the radially
10
substantially coaxial relation to the wheel but
being freely movable radially outwardly away
from the body part upon ?exure of said turned
margin, and an- annular wheel cover of resiliently
de?ectable material disposed over the outer side
of the tire rim and having a radially and axially‘
inwardly extending inner margin secured in face
to-face abutment to said turned margin of the
inner side of said wheel openings, said ?exible
margin having axially , inwardly extending 16 retaining annulus serving as a seattherefor.
?ngers engaging the body part within said open
ings for maintaining the retaining annulus in
' GEORGE ALBERT LYON.
Документ
Категория
Без категории
Просмотров
0
Размер файла
836 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа