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5, w. BLU'MM v
Oct. 29, 1946.
2,410,009
ROLLER SKATE STRUCTURE
Filed July 26,- 1945'
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INVENTORY
BY Swmzr . W51. ‘(MM
ATTORNEY
V
2,410,000
Patented Oct. 29, 1946
UNITED STATES PATENT OFFICE
2,410,009
ROLLER SKATE, STRUCTURE .
Stanley W. Blumm, Marathon; Y.
Application July 26, 1945, Serial No. 607,183
7 Claims. (01.‘ 280-713)
or the like coupling means H. The upstanding
ear l8 of such plate may be apertured at IQ for
the reception of a conventional tie strap (not
4 The present improvements relate to a compact,
allfmetal skate of simple design particularly in
tended for juvenile use, and one which may
readily be ‘converted into either an ice skate or
a roller skate and be pro?tably marketedat a
shown).
‘
‘V
‘
Intermediate its ends, the. runner Iiipmay be
equipped with a substantially flat sole plate 20
as mounted upon the toe cup 2| having its base
?xedly riveted to the ‘runner at 22. Said sole
moderate retail price. The novel structural fea
tures herein embodied afford a rigid cross~sec
tionally bifurcated-runner blade for ice skating
and detachablyl centeredin the mouthed crotch
thereof, is a unitary roller mounting chassis of
the underslung type.
ofthese components is such as. to provide for a
plate may be provided with one or more sunken
strap receiving‘ lugs such as 23 or with equivalent
shoe engaging means. ‘ The forward end of such
sole platemay ‘have a stabilizing strut 2d struck
therefrom and cleated to the runner crown as
in Fig.3. Both of my sole and heelplates‘are
a trim appearance and require comparatively few 15 purposely elevated above the level of the runner
socket and arranged to present a substantially
principal partsv ‘adapted to‘ be economically
flat foot rest devoid ofupstanding ridges. '
stamped ‘from sheet metal on a rapid productive
The foregoing description is directed to the
basis. When detached, my unused chassis may
several structural, elements; that collectively
be independently stowed without chassis dis
sturdy roller skatehassembly that shall present
20
. memberment.‘
The object of my invention is to devise a re
constitute the ice skate component ofmy assem
bly and as such may" be independently utilized
fined convertible skate of the indicatedcharacter
in ‘a conventional manner. In order‘ toprovide
in which a cross-sectionally socketed runner
for a multipurposeskatdqmy improved chassis
blade may be demountably seated upon a unitary
has been adapted;
to be securely coupled to the
aforesaid component. To this end, I provide for
roller-mounting chassis and permitting the 25
a stamped sheet metal understructure or unitary
bodily detachment of such chassisas an assem
roller‘ chassis 30 having an inverted troughlike
blediiunit. Embodied herein are also structural
cross-sectional pro?le. Such framework prefer
re?nementspertinent to a roller skate assembly
ably‘comprises a stepped region de?ned by the
of the non-separable‘chassis. type.
‘
I Reference is ‘had to the accompanying one 30 parallelly aligned flat flank ?anges 3| and‘ 32
sheet of drawings which exempli?es alpreferred
embodiment of my skate, and in whichr
Fig. 1 represents a top view of;such convertible
skate assembly; and Fig. 2 is an elevational side
view thereof with my chassis attached for roller 35
skating purposes.
'
i
Fig. 3 is cross-sectionally taken along 3-4 of
Fig.
1.
.
FigAshows
_
.
“
‘
‘
front elevational‘view of Fig. 2;
‘and-Fig. 5 is a cross-section taken along 5-5 of
Flg;3.,
-
i
.
“
0
‘
.
Referring more explicitly‘to these disclosures,
theice' skate component thereof may comprise
a
semitubular, . cross-sectionally
dished
or
socketed runner iii of sheet metal shaped to pro
vide for divergent double blades H ‘and I2 that
respectively provide for the sharpened runner
edges HA and 12A as indicated in Fig. 5. The
apex or crown region of. such U-shaped runner
which may be integrally spanned by the saddle
ridge 33 extending longitudinally of the chassis
length as shown. Said centralized ridge maybe
shaped to snugly nest interiorly beneath the
socketed runner in the underslung fashion cross
sectionally depicted in Fig. 5. As will be obvious,
the dished runner l0 and the nested saddle ridge
33 may in certain instances be integrally affixed
to support the heel and sole plates l6 and 2D
thereon.
}
i
p
‘The rear ridge region may be slotted in registry
with the runner slot l5, the bolt ‘I? being kept
sufficiently long to clampingly enter therethrough.
Similar supplement ry bolts or‘dowels such as
"A and NB serve‘ to‘ additionally retain the
saddle ridge 33 against displacement when‘assem
bled in place as a convertible skate. All bolt
heads are rendered accessible to have an‘ordinary‘
screwdriver or its ‘equivalent applied thereto
is preferably given an arcuate pro?le l3 while 50 without need gof other implements, vthe square
the toe or forward ends of said cutters may be
bolt nuts bein‘g'prevented from‘turning within
curved upwardly to terminate into ‘a rounded
‘the ridge con?nes. ‘ The seated double blade ‘I0 is
nose 2%. The. rear end region of the runner
purposely disposed to leave a protectiveclearance
crown may be slotted at l5 and have a heel plate
It that is propped bythe cup 25 and adjustably 5.5 gap 34 between the straddling sharpened edges
‘ erected along‘ said crown by’
the clamping bolt
2,410,609
i i and 3|I2and
and32.their respective underlying ?ank
?anges
Each outer edge of such ?ank
10
W
20
?anges 3i and 32~as shown;
‘
_
>
As a further re?nement, the ‘toe end Qf my
30
35
41
roller skate
‘to impart a
assembly;
assembly ‘ Comprising 'a'
stamped elongated ‘sheet metal chassis frame
)
Work
forégéihg preferred exempli?‘c‘a'tibn ‘will, it
‘
'
inverted
éross-s'ectionally
trough-like pro?le shaped to provide for cornplei
'eved, v'Inake ‘evident ‘to those skilled this
art, further advantages inherent in my skate im
t'ofo'z‘e described and more partie1'11ar-Iybha'racter~
60
65
said bib portiqn and 'rid'ge.
‘ 7. I 'A’roller‘skate assembly‘ provided
roller carrying axles that are ‘ ‘
with mated
laterally‘ ‘spab‘ed‘h
2,410,009
constitute a shroud guard including a bib portion
that extends rearwardly over said ridge, and a
sole plate and a heel plate borne by said saddle
ridge, the forward region of said sole plate being
?at ?ank ?anges together with a saddle ridge 5 disposed to overlap such rearwardly extending
that bridges the ?ange interspace and which
bib portion.
STANLEY , ‘W. BLUMM.
?ank ?anges each carry a skirt ?ange arranged
to mount said pair of axles therethrough, the for
unitary sheet metal framework spanning said
axles and having a troughlike cross-sectional
shape comprising a pair of aligned interspaced
ward end region of said ridge being upturned to
is.
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