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‘Sept-10,1946. "
I
.0. GRlEiS
2,407,491v
BUGKLES AND THE METHOD OF‘ PRODUCING‘ THE SAME
Filed Sept. 3, 1943.
‘
v
BY
_
.
>
>
INVENTOR
Qrro 627/55
-
ATT RNEY'
'
Patented Sept. 10, ~ 1946
UNITED STATES PATENT OFFICE
2,407,491
BUCKLE AND THE METHOD OF PRODUCING‘
‘
THE SAME
Otto Gries, New Rochelle, N. Y., assignor to Gries
Reproducer Corporation, a corporation of New
York
Application September 3, 1943, Serial No. 501,197
2 Claims.
This invention relates to buckles, particularly
of the type in the form of loop shaped or ring like
bodies having pivoted hasps therein. : More par
(Cl. 29——3)
'
2
tightly in the sockets or recesses I8.
The slight
spring back which will prevail in this operation
will free the conical centers l4 sufficiently in
the sockets I8 to provide free rotation of the hasp
on the pivot centers M.
The buckle body or loop NJ, as well as the hasp
ii are both formed from die castings and with
product by simplifying the method of producing
out the necessity of having to use any compli
the separate parts thereof, and in assembling the
cated cores, and further without the necessity of
parts and at the same time, producing a buckle of
machining operations. The recess or sockets l8
strong and durable construction. The novel fea 10 will be formed in the hasp by the use of conical
tures of the invention will be best understood
end pins arranged on the parting line of the dies,
from the following descriptions when taken to
and these pins will free the casting from the dies
ticularly, theinvention relates to a method of
constructing buckles of the kind described in such
manner as to materially reduce the cost of the
gether with the accompanying drawing, in which
in the separation thereof and by separating these
pins, the hasp may readily be discharged from
closed, and in which the separate parts are desig 15 the casting machine.
nated by suitable reference characters in each of
Having fully described my invention, what I
the views; and in which:
claim as new and desire to secure by Letters Pat
certain embodiments of the invention are dis
Fig. 1 is a plan view of the buckle body in its
ent is:
I
' 1. The method of producing buckles of the class
Fig. 2 is a cross section on the line 2-2 of Fig. 1. 20 described, comprising forming independent die
Fig. 3 is a plan view of a hasp, with part of the
castings, one in the form of a four-sided ring-like
blanked form.
construction in section.
Fig. 4 is an end view of the hasp; and
,
'
body having opposed outwardly bowed sides with
inwardly projecting and alined conical pivot parts
Fig. 5 is a diagrammatic view, illustrating the
on said bowed sides, the other casting comprising
method of coupling the hasp with the buckle 25 a pronged rod having a conical socket in the ends
,
thereof, forming said rod of a length less than
In Figs. 1 and 2 of the drawing is illustrated at
the spacing between the pivot parts of said bowed
ID, the buckle body or blank which is in the form
sides, arranging said rod between and with the
of a loop de?ned by a round bar end I l, a wider
socket ends of the rod in alinement with and ad
30
or flattened bar end l2, and outwardly bowed
jacent the projecting pivot parts of said bowed
sides 13. In other words, in forming the body
sides, and then moving the bowed sides toward
Hi, this body is formed with bowed sides l3 so as
each other into parallel relationship to arrange
to space opposed and inwardly projecting conical
the projecting pivot parts snugly but freely within
centers H a su?icient distance apart to freely re
the sockets of said rod in pivotally coupling and
35
ceive a hasp l5 or the cross bar l6 thereof.
permanently retaining the rod in said body.
The hasp I5 is shown in detail in Figs. 3 and 4
2. In buckles, the combination with a hasp,
body.
and on the cross bar are a number of prongs l1,
comprising a cross-bar having conical recesses in
two illustrated ‘in the construction shown. The
the ends thereof, said bar being of a length equal
ends of the bar l6 have conical center recesses I8
to the normal spacing between inner surfaces of
in which the conical centers M are adapted to‘ 40 opposed walls of a buckle body in which the bar
is adapted to be arranged, of a die cast buckle
seat.
'
It will be apparent that the spacing between
body blank, said blank having opposed ‘walls
the conical centers M will be such as to freely
curved outwardly, inner surfaces of the outwardly
receive the bar l6 of the hasp. In producing the
curved
walls of said blank having centrally there
resulting buckle, the parts are arranged with the 45 - of inwardly projecting integral conical pivot parts
hasp l5 in alinement with the centers I4 in the
adapted for placement in the recessed ends of
manner illustrated in Fig.5 of the drawing, and
the cross-bar of a hasp, and said pivot parts be
the bulged sides l3 of the buckle are forced in
ing spaced by the curvature of said opposed walls
wardly by two anvils l9 and 20 so as to square
a distance greater than the bar length to provide
the sides 13 and seat the centers M in the recesses 50 free positioning of the hasp bar between said
l8 of the hasps.
pivot parts in assemblage of the hasp in said body
In the above re-shaping operation of the body
by inward movement of said outwardly curved
ID, that is to say, in removing the bulge from the
walls to a position adjacent the ends of said bar
sides, the movement of the anvils will be con
and in parallel relationship to each other.
trolled to check this operation at a point where 55
'
OTTO GRIES.
the conical centers II will ?t snugly or in fact,
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