1,952,628
`F. J. MacDONALD
`March 27, 1934.
`FOOTWEAR AND THE LIKE AND METHOD AND APPARATUS FOR PRODUCING THE SAME
`Filed Dec. 3, 193
`6 Sheets-Sheet l
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`Skechers EX1023-p.1
`Skechers v Nike
`
`

`

`Skechers EX1023-p.2
`Skechers v Nike
`
`

`

`1952,628
`F. J. MacDONALD
`March 27, 1934.
`F00TWEAR AND THE LIKE AND METHOD AND APPARATUS FOR PRODUCING HE SAME
`Filed Dec. 31, 1931
`6 Sheets-Sheet 3
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`Skechers EX1023-p.3
`Skechers v Nike
`
`

`

`1,952,628
`F. J. MacDONALD
`March 27, 1934.
`FOOTWEAR AND THE LIKE AND METHOD AND APPARATUS FOR PRODUCING THE SAME
`Filed Dec. 31, 1931
`6. Sheets-Sheet 4
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`
`Skechers EX1023-p.4
`Skechers v Nike
`
`

`

`1952,628
`F. J. MacDONALD
`March 27, 1934.
`FOOTWEAR AND THE LIKE AND METHOD AND APPARATUS FOR PRODUCING THE SAME
`Filed Dec. 31, 1931
`6 Sheets-Sheet 5
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`67
`
`Skechers EX1023-p.5
`Skechers v Nike
`
`

`

`1,952,628
`F. J. MacDONALD
`March 27, 1934.
`FOOTWEAR AND THE LIKE AND METHOD AND APPARATUS FOR PRODUCING THE SAME
`Filed Dec. 31, 1931
`6 Sheets-Sheet 6
`
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`
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`Skechers EX1023-p.6
`Skechers v Nike
`
`

`

`Patented Mar. 27, 1934
`
`1952,628
`
`60
`
`65
`
`75
`
`PATENT OFFICE
`UNITED STATES
`1952,628
`FOOTWEAR AND THE KE AND METOD
`AND APPARATUS FOR PRODUCING THE
`SAME
`Frank J. MacDonald, Brookline, Mass, assignor,
`by mesne assignments, to Hood Rubber Com
`pany, Inc., Wilmington, Del, a corporation of
`Delaware
`Application December 31, 1931, Serial No. 584,027
`(CL 12-142)
`20 Claims.
`the lines 9-9 of Fig. 8, and 11-11 of Fig. 10
`This invention relates primarily to the manu
`respectively.
`facture of footwear, and especially to the manu
`Fig. 12 is a side view partly broken away of the
`facture of tennis and other types of fabric shoes
`toe reinforcing Strip.
`requiring localized reinforcement or ornamenta
`Fig. 13 is a sectional view taken along the line
`5 tion of their uppers.
`13-13 of Fig. 12.
`In shoes of the fabric topped variety as con
`Fig. 14 is a plan view of a mold or forming
`structed heretofore it has been common to secure
`plate used in making the shoe upper.
`to the upper the various reinforcing and decorat
`Figs. 15, 16 and 17 are enlarged sectional views
`ing parts, including the eyelet stays, back and
`taken along the lines 15-15, 16-16 and 17-17,
`10 side stays, counter, ankle patch, etc., which for
`respectively, of Fig. 14.
`brevity may be referred to as “trim' of the upper,
`Fig. 18 is a side view, partly broken away and
`by Sewing these parts to the fabric of the upper.
`in section, of mold filling apparatus embodying
`These parts have usually been of leather or of
`the invention.
`rubberized fabric and their proper attachment to
`70
`Fig. 19 is a sectional view taken along the line
`the fabric of the upper has involved a dependence
`19-19 of Fig. 18.
`to a large degree upon the skill of the operator
`Fig. 20 is a perspective view of a mold plate
`and has required many sewing and handling op
`and shoe upper at a stage in manufacture.
`erations. Moreover in the final product, the ma
`Fig. 21 is a side view, partly broken away, of
`terials in the ZOnes of the Stitching of the trim
`a press constructed according to and utilized in
`parts has been subject to deterioration from the
`the preferred procedure of the invention.
`severe strains of flexure and exposure to moisture
`Fig. 22 is a plan view of the mold plate showing
`incident to use, especially in the case of athletic
`the manner of stripping away the surplus stock.
`footwear, and loosening of trim parts, localized
`Referring to the drawings, Fig. 1 shows a fin
`rupture, and excessive Sagging and Wrinkling of
`80
`ished article of footwear of the tennis shoe type
`the materials has often resulted.
`constructed according to the invention. The
`Chief among the objects of the invention are
`upper of the shoe comprises a fabric backing 31
`to provide for eliminating these and other diffi
`having on its outer surface a plurality of reiner
`culties in the construction of Such footwear, to
`forcing and decorative components which for
`provide for high quality in the product without
`85
`brevity will be referred to as the “trim' of the
`requiring a high degree of skill on the part of the
`upper, including eyelet stays. 32, side stays 33,
`operator, to facilitate the rapid and economical
`back stay 34, counter 35, ankle patch 36 and
`manufacture of the product, and to provide an
`foxing 37. A combined tongue 38 and toe piece
`article of footwear of improved quality and great
`39 is provided, and the shoe is built with an
`er attractiveness and with economy of materials.
`90
`outsole 40, secured to the upper at its lower edge,
`These and further objects will be apparent
`and an insole 41 (Fig. 10). An external toe re
`from the following description of a preferred em
`inforcing strip 42 may also be provided.
`bodiment of the invention, reference being had
`Contrary to prior procedures, the construc
`to the accompanying drawings, in which:
`tion of the shoe upper according to the preferred
`Fig. 1 is a perspective view of a completed shoe
`95
`embodiment of this invention requires no sewing
`embodying and made in accordance with the in
`operations in the formation of the fabric back
`vention in its preferred form.
`ing and in the attachment thereto of the trim
`Fig. 2 is a side view of the shoe upper as it ap
`components. Referring especially to Fig. 2, which
`pears in flattened form prior to its being built
`shows the shoe upper in a flattened state before
`into the shoe.
`being built into the shoe, the trim components
`Figs. 3, 4 and 5 are enlarged sectional views
`are provided as localized deposits of plastic ma
`taken along the lines 3-3, 4-4 and 5-5, re
`terial, preferably a flexible rubber composition,
`spectively, of Fig. 2.
`securely bonded to the fabric over the entire area
`Fig. 6 is a plan view of the combined tongue
`of the components by adhesion.
`and toe piece as it appears in a flattened state
`The backing of the upper may consist of a
`5 prior to its being built into the shoe.
`single thickness of fabric, but preferably consists
`Fig. 7 is an enlarged sectional view taken along
`of a double layer of fabric, the two layers, indi
`the line 7-7 of Fig. 6.
`cated at 31a and 31b in Figs. 3, 4 and 5, being
`Figs. 8 and 10 are plan views of the shoe outsole
`held together by an intervening layer of cementi
`and insole, respectively.
`tious material, preferably a rubber cement, 31c.
`Figs. 9 and 11 are sectional views taken along
`
`5 5
`
`00
`
`05
`
`O
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`Skechers EX1023-p.7
`Skechers v Nike
`
`

`

`80
`
`85
`
`00
`
`10
`
`95
`
`2
`1,952,628.
`The fabric layer 31b constitutes a lining in the
`determinate areas corresponding to the shape of
`finished shoe, and in addition to the increased
`the trim components, and the fabric backing is
`strength afforded by the plied construction, the
`then pressed into adhesion with the material to
`Secure attachment of the trim parts to the back
`permit removal of the fabric with the plastic
`ing of the upper is materially contributed to by
`material properly located thereon, Preferably,
`the intervening cementitious layer 31c, to which
`the Support is suitably recessed to provide for the
`the plastic material of the trim parts, on passing
`varying thicknesses and the surface ornamenta
`through the interstices of the outer fabric 31a,
`tion of the plastic material, and means is pro
`or far enough thereinto to contact the rubber of
`vided in conjunction with the support to deline
`0 the intervening layer, may become bonded to
`ate the areas of the deposits and resist spreading
`provide a strong interlock with the fabric over the
`of the material so that during the pressing of
`entire area of the trim parts.
`the fabric thereagainst the material will be mold
`For Such parts as the counter 35, back stay 34
`ed to the desired shape against the fabric with
`and foxing 37, which usually require greater stiff
`resulting well defined margins of the components.
`ness than other parts of the upper, the plastic
`The procedure may be facilitated by use of the 90
`material may be formed to greater thickness, as
`apparatus shown in Figs. 14 to 22. A mold or
`indicated in the sectional views of Figs. 3, 4 and
`forming plate 44, constituting a support for pre
`5, according to the ZOne stiffness desired, and this
`liminarily receiving the deposits of the plastic
`avoids the necessity for incorporating any auxil
`material, is cavitied in its upper surface, as shown
`20 iary stiffening member, such as an internal heel
`most clearly in Figs. 14 to 17, to correspond in
`counter, in the shoe upper, as has been customary
`configuration, depth and location with the trim
`in prior constructions.
`components in their flattened condition of Fig.
`The margins of certain of the trim components
`2. Surrounding the cavities at their margins are
`are preferably formed of decreasing thickness-to
`upwardly-projecting narrow mold ridges 45, pref
`ward the edge of the component as shown for
`erably having upwardly tapered sidewalls and
`example at 43 in Figs. 4 and 5, so that the mate
`having flat, narrow top surfaces lying above the
`rial of the trim component and the fabric will be
`adjacent Surfaces of the mold to facilitate subse
`caused to flex over a comparatively wide zone
`quent Severance and removal of Surplus stock,
`with good distribution of the strains of flexure
`and to confine the trim material to the desired
`as compared with the localization of strains
`areas. The mold may be of metal or any suit- 105
`caused by the sharp line of flexure at the stitch
`able material, but preferably comprises a phenolic
`ing of prior constructions which are Subject to
`resin or other composition which permits ready
`overstraining and premature deterioration of the
`duplication of the mold from a master mold or
`materials. The strength of the improved Con
`from a master negative die and which may be
`struction is materially contributed to, moreover,
`given a Smooth, hard surface for producing a
`by the adhesion of the components, which is ef
`fine finish. On the Surface of the plastic material.
`fective throughout their areas, and by the inter
`The Operation of depositing the plastic mate
`locking of the material of the components with
`rial on the mold plate 44 may be carried out effi
`the fabric in conjunction with the cementitious
`ciently by means of the apparatus of Figs. 18 and
`material between the fabric layers, these features
`19. A table Support 46, having a pair of spaced,
`resulting in strong reinforcement of the fabric
`115
`parallel guide rails 47, 47 on its upper surface, is
`with the desired degree of flexibility.
`adapted to support and guide the mold 44 while
`The combined tongue and toe cap comprises a
`the latter is moved in a straight line, from right
`localized deposit of the plastic material at the
`to left in Fig. 18, beneath an extruding device 48.
`forward portion of the fabric of the tongue 38
`A ram 49, operated by the piston of a fluid pres- 120
`to provide the toe cap 39, as shown most clearly
`sure cylinder 50, is provided for thus moving the
`in Figs. 6 and 7, and the fabric preferably is
`mold.
`formed with a sole attaching margin at its for
`The extruding device 48 comprises a vertically
`Ward edge, as shown at 38a. The toe cap may be
`disposed chamber 51 for the plastic material, and
`Suitably indented, as indicated at 39a, for the
`the casing of the chamber is preferably cored at 125
`purposes of ornamentation and facilitating flex
`52 for the circulation of a heating fluid. At the
`ure, and rearwardly of this indentation the ma
`upper end of the chamber 51 is mounted for verti
`terial may be of decreasing thickness, as shown
`cal movement a plunger 53 adapted to urge the
`in Fig. 7, to facilitate distribution of the strains
`plastic material downward, and at the lower end
`of flexure and prevent undue localization thereof.
`of the chamber there is provided an extrusion
`The trim components of the upper may if desired
`130
`nozzle having an aperture of such width trans
`be provided with indentations or other forma
`versely of the mold as to permit extrusion of the
`tions in the plastic material for decorative pur
`plastic material over the entire width of the
`poses, as indicated for example at 32a and 35a
`cavitied area of the mold, and of the proper ex
`in Fig. 2, and, as shown, the foxing 37 may have
`tent of opening longitudinally of the mold to .
`a knurled surface for ornamentation.
`- 3. 5
`cause extrusion of a continuous sheet of the ma
`The provision of these various characteristics
`terial over the surface of the mold as the latter is
`in the upper and combined tongue and toe cap,
`moved past the nozzle. For regulating the extent
`including the bonding of the plastic material to
`of nozzle opening an adjustable nozzle member is
`the fabric over the entire areas of the components,
`provided, as shown at 54.
`the formation of the material to the desired va
`The extruding device is preferably mounted
`riations in thickness, and the provision of orna
`with the nozzle in such vertically spaced relation
`mentations and attractive finish on the surface
`to the mold as to deposit a cavity-filling sheet of
`of the components, is facilitated as to all of these
`the plastic material of sufficient thickness to
`characteristics by the preferred procedure, which
`cover the mold ridges 45, the material at the .
`has the advantages also of simplicity and econ
`tops of the ridges being deposited in a layer of
`omy in manufacture.
`Sufficient thinness so that while there is no con
`According to such procedure the plastic mate
`tact between any part of the extruding device
`rial, preferably an unvulcanized rubber composi
`and the ridges, such as might cause objection
`75 tion, is preliminarily deposited on a support in
`able wear of the latter, the surplus material may -
`
`2 5
`
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`
`Skechers EX1023-p.8
`Skechers v Nike
`
`

`

`O
`
`5
`
`20
`
`25
`
`30
`
`35
`
`40
`
`45
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`5 5
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`60
`
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`
`85
`
`90
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`15
`
`3
`1952,628
`be subsequently severed from the material in the margin 37a of the upper are bent around the
`lower edge of the last and are secured, as by
`cavities by simply tearing the sheet of material
`means of a cement, to the marginal Zone of the
`along the narrow Zones of thinness in the sheet at
`bottom of the insole, the latter having been pre
`the ridges. For the purpose of limiting the flow
`viously placed against the bottom of the last.
`of the material laterally of the mold the ex
`The Outsole 40 is then secured in place against
`truding device at the sides of the nozzle is pro
`the exposed surfaces of the margins 3'la, 38a and
`vided with side closure members 55, 55 (Fig. 19)
`against the insole 41, preferably with the use
`adapted to contact the upper surface of the mold
`of a cement and by pressing or molding the sole
`in sliding relation therewith at the lateral mar
`against the shoe assembly.
`gins only of the mold plate surface.
`The invention makes possible the provision of
`After the mold plate has been passed through
`strength in the footwear in the zones where it is
`the extruding device, the surplus material of the
`most desired while making it possible to econo
`deposited sheet around the cavities is removed
`mize on materials in the zones where they are
`by tearing or otherwise severing the sheet along
`not required, and at the same time there is pro
`the narrow ridges of the mold, in the manner ill
`vided greater attractiveness in appearance of the
`lustrated in Fig. 22, the material of the trim
`article and comfort to the wearer. The quali
`components being permitted to remain in the
`ties of great strength and wear resistance are
`cavities.
`provided in the same shoe with the qualities of
`The fabric backing 31, cut to the desired shape,
`light weight and comfort giving flexibility. The
`is now placed in proper position over the filled
`elimination of stitching, which is subject to rapid
`cavities of the mold, as illustrated in Fig. 20, and
`deterioration and easy rupture, renders the shoe
`is pressed into adhesive engagement with the ma
`thoroughly washable without injury, and, due to
`terial, preferably under the influence of heat. If
`the elimination of Seams on the inside of the up
`desired, a cementitious material may be applied to
`100
`per, the shoe may be worn without the discom
`the surfaces of the parts to be adhered, although
`Ege caused by such means and so without a
`this is not essential in all cases to obtain good
`adhesion with the fabric.
`SOC.
`Although the preferred embodiment of the in
`The pressing of the fabric against the plastic
`vention has been described with reference to fab
`material may be conveniently effected by means
`05
`ric as the material of the backing portion of the
`of the press apparatus shown in Fig. 21, which
`upper and rubber composition as the plastic ma
`comprises a lower, vertically-movable platen 56
`terial of the reinforcement, it will be understood
`having a cored interior for the passage of a heat
`that other sheet materials, such for example as
`ing fluid, the inlet and outlet conduits being shown
`leather, felt or paper may be utilized instead of
`at 57 and 58, and an upper, stationary platen
`110
`fabric, and that cellulose compounds or other
`59 which is not heated but has on its face a
`plastic compositions may be used in substitution
`pad 60 of suitable material, such as laminated
`of the rubber composition in the practice of the
`rubberized fabric. A fluid pressure cylinder 61
`is provided for vertically moving the lower platen,
`invention.
`As many of the procedural and other advan
`The mold 44 is placed on the lower platen with
`tages of the invention may be availed of in the
`the fabric 3.1 upwardly exposed, and on closing
`practice of the invention in the manufacture of
`the press, the fabric 31 is caused to be pressed
`articles other than footwear, the invention is
`against the plastic material in the mold cavities,
`not to be taken as wholly limited by the form
`the pad causing the fabric to be pressed with Sub
`of the illustrated embodiment except as it is de
`stantially uniformly distributed pressure against
`120
`fined in the following claims:
`the plastic material in the cavities despite the
`presence of the upstanding mold ridges 45 at the
`What is claimed is:
`1. An article of footwear comprising an upper
`margins of the cavities. Uniform and adequate
`of fabric having a marginal reinforcement com
`pressing is facilitated also by the fact that the
`prising a single, integral, annular, mold-shaped
`plastic material is deposited in such depth that
`deposit of initially plastic material extending
`its upper surface lies slightly above the tops of
`over a determinately limited area of the sheet
`the ridges 45, as hereinbefore explained, which
`material coextensive with the entire margin of
`assures intimate contact of the material and the
`the upper including the lower margin thereof,
`fabric backing and effective pressing of these
`the fly margins and the top margin and Secured
`two together throughout the area of the trim
`solely by adhesion to the fabric througnout said 130
`components. The mold is permitted to remain
`in the press for a time sufficient for the heat
`area.
`2. An article of footwear comprising an upper
`from the lower platen to cause the platen ma
`of a plurality of layers of fabric held together
`terial to fill completely the mold cavity and to
`by intervening cementitious material and a re
`become firmly adhered to and interlocked with
`inforcement composed of mold-shaped rubber 135
`the fabric, but preferably not to completely vul
`composition extending over a clear-cut, deter
`canize the material, the final cure being given
`minately limited area of the fabric and secured
`preferably after assembly of the shoe parts.
`solely by interlocking adhesion to the fabric
`The combined tongue and toe cap may be
`throughout said area, said cementitious material
`made by a procedure similar to the above de
`being united to the mold-shaped rubber con- 140
`scribed for the upper, and mold plate for this
`position by rubber extending through the in
`part of the manufacture being of course formed
`terstices of the outer ply of fabric.
`with a cavity suitably shaped to form the toe cap
`3. An article of footwear comprising an upper
`39 of the plastic material, to be pressed into ad
`of fabric and a reinforcement composed of mold
`hesion with the fabric backing 38 over the de
`shaped rubber composition extending over a lis
`sired area of the latter.
`clear-cut, determinately limited area of the fab
`The upper is provided with eyelets in its lacing
`ric coextensive with the entire fly-margins of
`stays in a known manner, and the upper and
`the latter and secured solely by adhesion to the
`the combined tongue and toe cap may then be
`fabric throughout said area.
`assembled with the insole 41 on a last. The sole
`4. An article of footwear comprising an upper 50
`attaching margin 38a of the toe cap and the
`
`Skechers EX1023-p.9
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`
`

`

`4.
`1952,628
`of fabric and a reinforcement composed of mold
`determinate configuration of the deposits being
`shaped rubber composition extending over a de
`maintained while they receive the sheet and are
`terminately limited area of the fabric coexten
`removed from the Supporting Strface thereWith
`sive with the entire margin of the latter and se
`So that the sheet is kept bare except within the
`cured by adhesion to the fabric throughout Said
`Original Outlines of the depositS.
`area, the composition at the lower margin of
`13. The method of producing an embOSsed sheet
`the upper comprising a Zone of comparatively
`of material which comprises depositing unvul
`great thickness and being of decreasing thick
`canized rubber composition in an open-cavitied
`ness toward the margin of said area.
`member in cavity-conforming disposition therein,
`5. An article of manufacture comprising a plu-.
`pressing a flexible sheet material into adhesive
`rality of layers of fabric held together by an in
`engagement with the surface of the said composi
`tervening layer of cementitious material and a
`tion in the cavity so that adhesion will be effected
`deposit of initially plastic material covering
`only within the confines of the cavity, and strip
`a clear-cut, determinately limited area of a face
`ping the sheet material from the member with
`of the fabric and adhered thereto over said area.
`the rubber composition adhered thereto.
`and united by rubber extending through inter
`14. The method of producing an embossed
`stices in the adjacent layer of fabric to the Said
`sheet of material which comprises depositing un
`layer of cementitious material.
`Vulcanized rubber composition in an open-cav
`6. The method of making footwear which con
`ited member in cavity-conforming disposition
`prises forming from sheet material a footwear
`therein, pressing a flexible sheet material into
`upper and mold-shaping a plastic material in ad
`adhesive engagement with the surface of the said
`hesive engagement with said upper over a deter
`composition in the cavity So that the adhesion
`minately limited area of the same, all of the
`will be effected only within the confines of the
`plastic material in the finished footwear being
`cavity, and stripping the sheet material from the
`concurrently set in a final non-plastic condition
`25,
`member with the rubber composition adhered
`100
`by a single setting operation.
`thereto and still in an unvulcanized condition.
`7. A method of making footwear as defined in
`15. The method of producing an embossed
`claim 6 in which the plastic material is mold
`sheet of material which comprises extruding a
`shaped against the upper while the latter is in
`plastic material onto a supporting surface hav
`a flattened condition.
`t
`ing raised ridge portions delineating a determi
`105
`8. The method of making a composite article
`nate configuration, removing surplus material,
`which comprises forming a plied-up structure of
`the material in such removal being separated
`a plurality of layers of fabric held together by
`along said ridge portions, Superimposing a back
`intervening cementitious material and mold
`ing thereon in adhesive relationship with the re
`shaping a plastic material in adhesive engage
`maining plastic material, and removing the back
`ment with the plied-up structure over a clear-cut
`ing together with the plastic material adhering
`determinately limited area of the same, and
`thereto.
`thereby joining the said plastic material to the
`16. The method of producing an embossed
`said cementitious material through the inter
`sheet of material which comprises depositing a
`stices in the intervening fabric.
`plastic material on the Surface of a cavitied mold
`115
`9. The method of making footwear which com
`member having an upstanding ridge at the mar
`prises forming from sheet material a footwear
`gin of the cavity, Separating the plastic material
`upper, applying to a determinately limited area.
`at the mold ridge and removing the surplus ma
`of the upper completely isolated between its mar
`terial around the cavity, pressing a backing into
`ginal zones a deposit of plastic material and ad
`adhesive engagement with the exposed surface
`hering. it directly to the upper by mold-shaping
`of the material in the cavity and removing the
`it against the same.
`backing from the mold member with the still
`10. The method of making footwear which
`plastic material adhering thereto.
`comprises forming from sheet material respec
`17. The method of producing an embossed
`tively a footwear upper and a combined tongue
`sheet of material which comprises depositing un
`125
`and toe cap, producing localized deposits of plas
`vulcanized rubber composition on the surface of
`tic material in determinate configuration. On Sup
`a cavitied mold member having an upstanding
`porting surfaces, superimposing the respective
`ridge at the margin of the cavity, separating the
`sheet material members thereon in adhesive rela
`composition at the mold ridge and removing the
`tionship therewith, then removing the said men
`surplus composition around the cavity, pressing
`130
`bers together with the piastic material adhering
`a backing into adhesive engagement with the ex
`thereto to constitute reinforcements for said up
`posed surface of the composition in the cavity
`per and combined tongue and toe cap, and as
`and removing the backing from the mold mem
`sembling said components with an outsole by
`ber with the still unvulcanized composition ad
`adhesion.
`hering thereto.
`135
`11. The method of making footwear which
`18. The method of producing an embossed sheet
`comprises forming from sheet material a foot
`of material which comprises depositing on the
`wear upper, applying to a determinately limited
`surface of a cavitied mold member having an up
`area of the upper coextensive with its entire fly
`standing ridge at the margin of the cavity a layer
`margins a reinforcing plastic material and mold
`of plastic material to such depth that it fills the
`shaping the plastic material and adhering it di
`cavity and covers the mold ridge with such thin
`rectly to the upper.
`ness of the material at the ridge as to permit
`12. The method of producing an embossed sheet
`ready tearing of the latter along the ridge, then
`of material which comprises producing separate
`Separating the deposit and removing the surplus
`localized deposits of plastic material On a Sup
`material around the cavity, then pressing a back
`145
`porting surface in a determinate configuration,
`ing into adhesive engagement with the exposed
`superimposing thereon in adhesive relationship
`Surface of the plastic material in the cavity, and
`therewith a flexible sheet of material, and re
`removing the backing from the mold. With the
`moving the sheet together with the still plastic
`plastic material adhering thereto.
`deposits from the supporting surface, the same
`19. The method defined in claim 18 in Which
`
`140
`
`20
`
`35
`
`40
`
`s
`
`80)
`
`85
`
`90
`
`95
`
`O
`
`20
`
`50
`
`Skechers EX1023-p.10
`Skechers v Nike
`
`

`

`5.
`1952,828
`removing surplus material from the face of the
`the plastic material is extruded onto the surface
`member, the material in Such removal being
`of the mold member by relative movement of the
`parted along the margin of the cavity, thereafter
`member and the extruding means.
`pressing a backing into adhesive engagement
`20. The method of producing an embossed
`80
`with the plastic material in the cavity, and re
`sheet of Imaterial which comprises extruding a
`moving the backing together with the plastic ma
`plastic material onto the face of and into the
`terial adhering thereto.
`cavity of an open-cavitied member by relative
`FRANK. J. MACDONATD.
`movement of the member and extruding means,
`
`5
`
`O
`
`15
`
`20
`
`25
`
`30
`
`35
`
`40
`
`50
`
`55
`
`CO
`
`65
`
`70
`
`85
`
`90
`
`95
`
`100
`
`105
`
`110
`
`120
`
`125
`
`30
`
`135
`
`40
`
`45
`
`150
`
`Skechers EX1023-p.11
`Skechers v Nike
`
`