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Патент USA US2123935

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2,123,935
H. L. DOLE
SEPARABLE FASTENER
Filed March 22, . 1937
y
'INVENTOR
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HARRY l__. 001.:
ATTORNEY
2,123,935
Patented ‘July 19; 1938. _ I
VHUNI'TED .Q'SKTA'l‘EIS PATENT ‘ or FlCE'
‘2,123,935
snmr'mnm FASTENER
Barry L. Dole, Milford, Conn.
Application March 22, 1921, Serial No. 132,251
..
9 Claims. (01. 24-230)
with
a
groove
I5
the purpose of which will later
This invention relates to new and useful im
provements in separable fasteners and has par- ‘
appear.
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The member. || comprises an outer casing I6
within which is located a cone I‘! having its
. for securing automobile license plates to their
5 carrying brackets although the fastener may be .inner edge engaging the-casing at l8 and at its
ticular relation to a fastener adapted to beused
used in other connections.
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outer‘end having an annular ?ange l9 over which
~
An object of the invention 'is. to provide- a
the outer end of the casing is crimped as at 20._
separable fastener adapted to be operated by a' .With this arrangement the cone is secured in'
place ill'the .casing so as'to be immovable relative
thereto; Also within the casing is a ball clutch 10
means including a tubular element 2| about the
desired to separate its elements. '
Another object is to provide a fastener of the upper end of which there is secured an eyelet or
key through the. medium of which the fastener
10 may be forced to any necessary extent when it is
type indicated and which is weather-proof where
by its inner parts are protected.
15
collar 22.
_A further object is to provide a fastener having
the characteristics indicated'and which is of
simple construction and neatand attractive ap-.
pearance.
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Other objects and advantages willbecome ap
20 parent from a consideration of the following de
tailed description taken in connection with the
accompanying drawing wherein a satisfactory
embodiment of the invention is shown. However,
it is to be understood that the invention is not
25.limited to the details disclosed but includes all
such variations and modi?cations as fall'within
the spirit ‘of the invention and the scope of the
appended claims.
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The eyelet 22 is held between the overturned or
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crimped outer end 2;’ of the element 2I-and a
bead 2| formed on said'element inwardly of the
outer or open end thereof. Registering openings
25 are formed in the eyelet and the' outer end
portion of the element 2| for the reception of balls
26.
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4
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In the assembled device I | the eyelet 22 together 20
with the outer end portion of the element 2| and
the balls 26 are held within the cone I‘! by
means of a coil spring 21 surrounding the ele
ment and bearing at one end against the lower
end of the‘ eyelet and at-its other end against
the inner surface of the casing as. at 28, a .
shoulder 29 being formed in the casing for that
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-In the drawing:—
Fig. 1 is an elevational' view showing my im
purpose.
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Attention is directed to the fact that the ele 30
ment 2| as'well as the casing I6 is closed at its
proved fastener;_
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Fig. 2 is a longitudinal sectional view through ‘inner end whereby a. portion of such member~
the fastener and showing the same securing a extends across the inner end of the casing and
across the inner end of they opening l4 when the
portion of a license plate to a bracket as in Fig. 1;
Fig. 3' is an 1 enlarged detail sectional view stem I3 is in the casing as will presently. more 35
fully appear. The closed end of'the'casing serves
throughthe clutch portion of the fastener;
_
Fig. 4 is a view in side elevation, with a part to exclude moisture from the parts within the
broken away, showing a tubular member em
The balls 26 are free for certain limited'move
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ments
in the‘ openings 25 and when the stem l3
Fig. .5 is a somewhat similar view showing an
is inserted into the casing it is received in the
eyelet member employed;
Fig. 6 is .a view looking into the open side of a‘ ~element 2| and engages the balls and forces them
against the inner surface of the cone II. In this
cap employed;
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Fig. '7 is an elevational view showing the head way the balls are wedged between the cone and
the ‘stem l3 with the result that the members III 4;,
or-button portion of a. bolt employed;'
.
Fig. 8 is a sectional view showing a closure cap and I l are secured together. When the parts .are
casing.
ployed;
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provided with a glass or re?ectingtop; and
.
Fig. 915 an elevational view showing a key
thus secured together any attempt to pull the
stem‘ out of the member‘ | | ‘tends to further move
the balls, eyelet' and element upwardly in the
cone and to cause additional wedging of the stem 50'
Referring in detail to the drawing the im
the balls so that the members l0 and II may
proved- fastener includes separable members I0 by
not be separated by a simple movement tending
and | l of which the-former comprises a head or ‘
employed.
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'button l2‘ and a hollow stem I3. The opening tovpull them apart.
To separate the
l6 through the stem l3 extends out through the '
button |2 andv the latter in its edge is provided
'
members the clutch means
above referred to must be moved'lnwardly toward 55'
2
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. 2,193,985 "
the larger diameter portion‘of the cone I1. This
is accomplished by inserting a key 30 through
the opening I‘ in the head and stem of member ID
to have the key engage the closed end of the
element 2! and then on the key being pushed or
struck, the element, together with the eyelet and
the balls, is carried inwardly into such positions
the outer end thereof for the insertion of a key
therethrough into the casing to move and there
by release said mea
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4. In combination a member including a
button and a stem, a member including a cas
ing open at one end to receive said stem, means -
within said casing to engage said stem and se-_
that the balls may move toward the cone and
cure said members together, said stem having an
away from the stem whereupon the latter is‘ opening therethrough from the outer end there
of for the insertion of a key therethrough into
member ll.
the casing to vmove and thereby release said
Fig. 2 in section and Fig. l in elevation show means from the stem, and a pair of compressible
the improved fastener securing a portion 3| of a sealing gaskets between said button and the open
10 released and may easily be withdrawn from the
license plate or the like to a portion 32 of a
It is noted that -a pair of
compressible gaskets 33 and 34 are about the
' stem. i3, onesuch gasket being immediately be
15 bracket or the like.
end of the casing member. .
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5. In combination, a member including a 15
button and a stem,'a member including a casing
closed at one end 'and open at its'other end to
neath the head or button I! while the other is receive said stem, means within said casing to
against the open end of the casing i6. These ‘engage said stem and secure the members to-'
20 gaskets prevent rattle and also serve to seal the
gether, said means including a part at the inner '
open end of the casing about the stem l3.
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end of the stem, said stem having a longitudi
To give the fastener a ?nished appearance and nally extending opening therethrough from the
to prevent moisture entering the same through button end thereof for the insertion of a key into
the opening H in the stem l3 a cap 35 is provided. said casing to shiftsaid part and thereby release
25 This cap is formed of a springy sheet metal, as
said means from the stem, and a removable cap 25
brass, and adjacent its open end is provided with on said button and normally closing the outer end
the desired number of lugs 33, three such lugs of the longitudinally extending opening through
being shown. As the cap is pressed into place
over the button I 2' the lugs 33 snap into the groove
'30 l5 whereby the cap is,securely held- in place on
the button. The cap is readily removable to ex
pose the opening ll for the insertion of the key
30 so as to release the clutch means from the stem
i3 as above explained. The ring portion 31 of
the key may be used to remove the cap from the
button l2.
the stem.
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6. In combination, a member including a
button and a stem, a member including a casing
closed at one end and open-at its other end to
receive said stem, means within said. casing to
engage said stem and secure said members to-~
gether, said stem having an opening therein for
the insertion ‘of a key therethrough into \said 35
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‘ casing to move and thereby release said means
Instead of the cap 36 a cap 38 as shown in Fig. l from the stem, and a removable cap on said but
40
45
55
65
8 may be used.- Cap 33 includes a sheet metal . ton and normally closing the outer end of said
annulus 33 to be pressed onto the button or head opening.
I! as in the case of the cap 35, and one end of
. '7. In combination, a member including a but-' 40
the annulusis closed by a glass re?ector 40 held ton and a'stem, a member including a casing
in place by a disc or metal insert 4|, the inner open at one end to receive said stem, means with
edge portion of the re?ector being of a diameter in said casing to engage said stem and secure
too great to pass through the opening at the said members together, said _means comprising a
outer end of the ‘annulus.
spring pressed ball clutch including a part at the 45
Having thus set forth the nature of my inven
inner end of said stem when the latter iswithin
tion, what I claim is:—
the casing, and said stem having a longitudinally
1. In combination, a member including a but
extending opening therethrough for the inser-v
ton and a stem, a member including a casing‘ tion of a key into said casing to engage and move
open at one end to receive said stem, means with
said part and thereby release said means from 50
in said casing to engage said stem and secure the the stem.
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members together, and said stem having an open
, 8. In a separable fastener, a casing member,
ing therein for the insertion of a' key' there
a member including a stem insertable into said
through into said casing to move and thereby casing member, means within the latter to en
release said means.
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gage said stem and secure the members together, 55
2. In combination, a member including a and a key insertable into said casing member to
button and a stem, 9. member including a casing force said means to released positionwhereby to
open at one end to receive said stem, means permit of separation of the members.
within said casing to engage said stem and se
9. In combination, a member including a
cure said members together, said means includ
button and a stem, 2. member including a casing 60
ing a part at the inner end of the stem, and said open at one end to receive said stem, a ball clutch
stem having a longitudinally extending opening , within the casing, a spring normally urging said
therethrough from the outer end thereof for the clutch toward the open end of the casing, said
insertion of a key therethrough into the casing clutch adapted to release on being moved inward
to shift said part and thereby release said means ly with respect to the open- end of the casing, said 65
from the stem.
. clutch adapted to engage said stem when inserted
3. In combination, a member including a into the casing and- secure said members to
‘ button and .a stem, a member including a casing
open at one end for the insertion of said stem,
70 means including a spring pressed ball clutch
within said casing tonengage said stem when so
inserted and secure ‘said members together, and
said‘ stem having an opening therethrough from Y
gether, and said stem hollow for the insertion of
a key therethrough into the casing to engage
said clutch and force it inwardly with respect 70
_to the open end of the casing whereby to release .
the stem.
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HARRY L. DOLE.
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