US1284013A - Method of treating leather or the like. - Google Patents

Method of treating leather or the like. Download PDF

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Publication number
US1284013A
US1284013A US22088118A US22088118A US1284013A US 1284013 A US1284013 A US 1284013A US 22088118 A US22088118 A US 22088118A US 22088118 A US22088118 A US 22088118A US 1284013 A US1284013 A US 1284013A
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United States
Prior art keywords
density
lifts
grade
treating leather
leather
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Expired - Lifetime
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US22088118A
Inventor
Erastus E Winkley
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United Shoe Machinery Corp
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United Shoe Machinery Corp
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Priority to US22088118A priority Critical patent/US1284013A/en
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    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B1/00—Manufacture of leather; Machines or devices therefor
    • C14B1/02—Fleshing, unhairing, samming, stretching-out, setting-out, shaving, splitting, or skiving skins, hides, or leather
    • C14B1/14—Fleshing, unhairing, samming, stretching-out, setting-out, shaving, splitting, or skiving skins, hides, or leather using tools cutting the skin in a plane substantially parallel to its surface

Definitions

  • meent-le are shown as graded for thickness, being shown, arbitrarily, as divided into hree preliminary grades3 each of which includes three lifts o *Jwo diferen'b densities. in 'the third column (if Fig, l the lill'fS are Sliorfn as finally graded.
  • the lifte l, 5 and il, which eonstiufe lie preliminary grade ef .least thickness. have been divided info tive final grades. which grade A confain1 a lift 5 of lesSer density and grade i3 fwd l and 9 ef greaier densi-ly Tlv lifteand i'. eonsfif"iiig ehe iireiiniinary Cfl se, have. been diri.
  • Wi the invention has been described ⁇ s particularly useful in flic leshing oper- -ioin il; Will be apparent that it ina",v also useful in conneel'ion 'ifh any operation Whieha piece of leather is divided into yre or more layers or splits, each of which l ay he ef a useful lhiekness, and the ichod may also he applicable to the splilig of material other than leather, but havfhe saine variable characteristics of knees and density. though no .euch mateis nonY known fo The inventor.
  • The' method iealnxr. or lille inalerial. which comprises flic Siep of grading' a plurality of pieces a'hudi are heierogeneeua as to liofh fhirlfueSs and ileihiljv so as lo ass'einhle in Separate grades these pieces whiclr'are uniform as lo Melli llnclfneas and denslljf. and The step of willieeline the nieces of each grade so aseninl :i le a splilling or like operal'inn ander uniform eondilions.
  • lifts '0r the like. which consists in sorting u plurality of lifts which are heterogeneous.

Description

E. E; WINKLEY.
METHQD OF IREATING LEATHER 0R IKE. APPLICATION FILED IAN. I5l 1916Y RENEWED MAR, 6, ISIS.
i m. f
meent-le are shown as graded for thickness, being shown, arbitrarily, as divided into hree preliminary grades3 each of which includes three lifts o *Jwo diferen'b densities. in 'the third column (if Fig, l the lill'fS are Sliorfn as finally graded. The lifte l, 5 and il, which eonstiufe lie preliminary grade ef .least thickness. have been divided info tive final grades. which grade A confain1 a lift 5 of lesSer density and grade i3 fwd l and 9 ef greaier densi-ly Tlv lifteand i'. eonsfif"iiig ehe iireiiniinary Cfl se, have. been diri.
i grade. il density, and e a v nd Y kof greater 3e nndcrelon-l T vg5. LJ c. resin?. of
case of Fig; 1 of 3 when cerdance with i eehingA machine, in rae ual niehods, han a lx.. zulg'usmen for li lifts of the saine fhielr- Tliis ae estrae-nf secured by regulafing the dimance beiiveen the stationary upper feed roller R and the knife K.' A screw T ihr-ended info the journal bex of the relier R is shown, diagrammaically, ae lhe means fer producing this zuljuslnien. The lower rolle-r li ia shown as in 1d upwardly by Sprinfsi one if `which ie elevan at V. @iep on fue frame. as usual. len-i mines fiielupirard limit of inoi'einenl' of thel rol er. The Y. i will he asaurned. ad. liffs 'ill lie l,
,5 herneen ille, roll( e under springs iY han will lire f and the lifiV of gra-:le C iea-on hereinheiin'e explained, ier lhan ir should he after jrhc This reeulis "a nl: llie Suif i..
*u of a li ir den y.
is erercmne lijf' .fue
file nrenure ef material of \"lll.r for ille Those in e'rai v Th# V ampie :ill he manner-lli' ring epcraien, after eircngl'h of lhe springs Y is inade.
Wi the invention has been described `s particularly useful in flic leshing oper- -ioin il; Will be apparent that it ina",v also useful in conneel'ion 'ifh any operation Whieha piece of leather is divided into yre or more layers or splits, each of which l ay he ef a useful lhiekness, and the ichod may also he applicable to the splilig of material other than leather, but havfhe saine variable characteristics of knees and density. though no .euch mateis nonY known fo The inventor.
fry lhe method herein described the opera'- fer iS certain (hat each lift after being fleshed will compress to a definite known thickness.. -\\hereas in the method 110W used fhe l rif-knees le which die lift will compress afler ileshing ii unknown.
ll i inanilwt, moreover. lhal; the advaningenuav and novel .features of applicants preliminary grading operafion are useful, adepi'alile and desirable in connection with lxsefguenf operations. ol'her than splitting, ire i armed in 'he manufacture of u 'ille inrenfimi. lherefore. as Set forth n certain olivine appended claim@7 is not (i .fled in any nenne lo the. charaefcr and naure nf the euhaequent operation. hut said claim is inlended fo he of such scnpe as lo enrer anniieanPs, grading' operation to whale ever useful purpose it ma)v be put.
llarine (hunl described the invention and lha {ireferrial nianner of practising` it, il: is definitely s'aled in its lrue Scope in flic fnllrnrinn' claims.
".lvhal. i5 claimed as new, is:
l. The' method iealnxr. or lille inalerial. which comprises flic Siep of grading' a plurality of pieces a'hirii are heierogeneeua as to liofh fhirlfueSs and ileihiljv so as lo ass'einhle in Separate grades these pieces whiclr'are uniform as lo Melli llnclfneas and denslljf. and The step of willieeline the nieces of each grade so aseninl :i le a splilling or like operal'inn ander uniform eondilions.
. The nielliod of lreal'innT pieces of of freafiirer pieces of.
nach snh-grutlv while subjected t0 substnn! Thu nwthml ot' grading hcvl-lit'ts or tho lilw. that amx lnttrngonoous :is to hoth thickl nnss :unl density, which insists in (loterniining the thickness und density of Suid html-lifts. :intl in sorting Snitl livel-lifts int() stpnrntt grzxths vnrh contniningnnly heellit'ts which nr@ uniform :is to lmth thick- 10 nss :intl density.
lifts, '0r the like. which consists in sorting u plurality of lifts which are heterogeneous.
ns to both thicknoss and density into separate grades' which :1re uniform as to both of tlwsc tlmrzlcteristics, und thvn removing n leshing or skiving chip from the lifts, grade by gratie. initier varying pressnrtjs nc# cording t0 tho density variation .otl zich Lrntlv.
ER ASTUS E. XYINKLEY.
US22088118A 1918-03-06 1918-03-06 Method of treating leather or the like. Expired - Lifetime US1284013A (en)

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US22088118A US1284013A (en) 1918-03-06 1918-03-06 Method of treating leather or the like.

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US22088118A US1284013A (en) 1918-03-06 1918-03-06 Method of treating leather or the like.

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700821A (en) * 1950-09-14 1955-02-01 Kraft Foods Co Apparatus for trimming cheese
US3772108A (en) * 1970-12-21 1973-11-13 I Lezhen Method of producing fur products and a device for carrying out the method
US3777599A (en) * 1971-08-23 1973-12-11 Burn Treatment Skin Bank Inc Process for producing split-thickness animal skin for protecting flayed human tissue

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700821A (en) * 1950-09-14 1955-02-01 Kraft Foods Co Apparatus for trimming cheese
US3772108A (en) * 1970-12-21 1973-11-13 I Lezhen Method of producing fur products and a device for carrying out the method
US3777599A (en) * 1971-08-23 1973-12-11 Burn Treatment Skin Bank Inc Process for producing split-thickness animal skin for protecting flayed human tissue

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