US1181433A - Method of lasting shoes. - Google Patents

Description

N. E. CARROLL 81L MULLINS.

METHOD OF LASTING SHOES.

APPLICATION FILED 'MARA I, 1911.

Patented May 2, 1916.

Ma tiwqesx l a a, ilshmlia I EC'HGLAS EETWAE'? TJlBJRR-GLL A1 Jill/HES MULLII ZS, F

pose 0:

" iliciihls diilicull; about the $109 a g the enamel or the leather well l ijnmvn me SUT'FiPQ 0i pment leather cmnpzu stiff and il fl is and is 11 whi e much the l if when 'ilonseqnenily i iequen'ly fihsi" s .2 1: l ulle l around the use 05 the fist, or the lei-1. .181? or it eiiiinieleil surf qecl. A l we wgm' patant leather shoes are SDOUQ-(l 0r J iijlll'fid in the making and i'eqnii'e to he scoured and finished at those puints n iinly around the toe, Where the leatlurr has ween and pulled. Also especial mire is, on the past of the lnstcins in (liflil far as POSSlble injuries of this 0/ Our invention clesi nszl mainly in 1' duce the liability of injuring up s 3 m7- tlC llfllly those n'mflg of patent leai'lim, in the manner indicated and ill 0 to invn the capucifiy of the'las ing mucl has and opemtors for turning out work. The invontion consists in, a method 01' ll'lOLlO oi? llJ'OilE- ing the partly cmiipletixl shoe-s, 11ml pzn'ticvhirly 'Lhe 11 sets thereof (hiring the lusti'n V iperafiion.

of being usecl to carry out the methmi, which.

' is illusti'aie cl in the siccmnpan my' drawings.

In l1 wings Figut's ll spective View of the iLfJPF-l'zlll front ele ation hi the sauna. Fig is a veriical sen ion on line --3--3 0i .lEi Fig. l is a hmrizoniial SQVhiOIl 011 hi of Fig.

SANFGRD, MAIN E.

In practising 0m invention the upper is first placed upon the l and *Lhe heel is Then. lh upper suhjected to the step which cflnsiitui-ys the gist of our in- "ventmm l i the m0 of which the appaoil in ilie annexed drawing is eni' iloyesl.

upper lcaihel', and particularly the ennui-- slid coating thereo soft, pliable anal some "what elzisiic or dllCLllC by the applicaiicn 0i: moist he; t. in im-fanning this step the last with the upper therein] placed that the enmneled coatii'ig of the leather is moisienecl and nther parts 5 inve'niisn consists of :2, 0n the hack ends, top I ily the from. A suliici t ripening slm'wn at is left in tha j'tmiil; in admit the toe parts of lasts 0 having sl me u {Z tha km. The lower wall ii the case cmisists premi'nhijf of a r-flmfl 1 liming "places such as rounded notches so made as to contain the instep of sl; mid sumport the same with the im: 31m i? ii1ctiii intm the case.

"in 1119 hnttam oi the l is a pipe g which 'Qrnecl ix; COlHlllCi steam thcieunto, and. mllleil with perforations l1, Wihlili'l the Prefer- (lownwnrclly EOWZLIJ the rear so that the {laupest part thereof is at the real, and the pipe contained in Slllfil deepestpart The s mes nhm'sthe pipe filled with a pack ing ofsoil; porous and ahsoi'hent material i, such material being conveniently cot-ton waste or anything else having the qualities mentioned. This; material fills the bottom of case *0 ii height apprsximntely such as shown in Fig 3,. that a shoe placed in one of the natchw as shown in Fig. 3 Will rest with the {inter face of its upper in Contact with illle material. The moisture of the material then wets the outer surface of the up par leather While the steam issuing from the 'gi u g ancl'passing thmughthe absorbent material keeps the .ter and the Water held thereby at a high temperature, and Elise thoroughly heats the upper leather and the last. In the top of the case 'm outlet j through which the unoonrle ed. steam owl the vapors of oils and 11 from the leather ,1" aw. of the case is a dral which pern'zits the surplus Water of co d m to escape. Such of the stemn the top of the ease runs ClOWIi o ht W;.. ll, because the Lop is incline rally to Word the vent The at l on the front Wall is prevented :Ei the last, and. the pa by a gutter L extemljm" em of the front all iI J-QYG open].

llhe gutter catches the (hip :lll'fl coizqlu it to the sides '01" the 0:11? i W: 5 Without Wetting the lasts, the his do or the inner side of the upper.

In the p'uetioe of our invention he pers are first placed on the lasts, to s also the inner soles re :itt; ehed in the usual. manner, and the upper if; pulled over, its edges being; fastened to the l last at a few points to hold it to the final 111161 e; le ing. Then the la notch 7 in. the sition with th 1 the part m the s: absorbent insiw'iel. venieiit to h shoes and these plso s placing; a. 1:1:osh of the notches as see its upper remov I. tion. The heated his heater in the order of their admission to and thus each completed subjected to heath; during the imo .1 Km to last three or four:- shoes. 'f. fieient for thoroughly heati leather, heating the enameled. sm'faee o1": 11

As a result of the heating to which the e: is suhjectezl, it 121 me suppor L and .21

I. 7.111 Ll. Ill) 1' '1 o; the

. l able, so that it can he bent about the aoi'upt edges of the last at its bottom and pulled W e have also found that by use of one in Yention the capacity of both lasting rho chine and operatives to accomplish Work is increased, umlthat also fewer lasts need be employed at shoe factories for making the .rll output of shoesthan heretofore. is partly clue to the not that because '"i upper and last are heated, the more rapidly and the last may he 'iiWZl from the completed shoe at :13 point of time in the shoe-making 0p ijlm :1 heretofore, thus shortening the V of time that each hast must-he in use in any one shoe; and enabling the lasts to lo more service. The time of the OPQIZItlVi is saved partly 2. result of the lessmecl ililficult}; of (h'ztwing the upper about thetoe, and the hell new of taking 122' g or sooilmg upper.

prominent in. the 1mm h shoes Whit."

.ms E. Smmozzrr, A. fiooowm.

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