US1035433A - Apparatus for coloring kinematographic films. - Google Patents

Description

Un rrnn STATES PATENT oFFioE.

ION GAUMONT, F PARIS, FRANCE, ASSIGNOR T0 SOCIETE DS .ETABLISSEMENTS y GAUMON'I, OF PARIS, FRANCE.

- APPARATUS FOR COLORING KINEMATOGRAPHIC FILMS.

1,035,433. Specification of Letters Patent. Patented Allg. 13, 1912.

Application inea .my 5, 1910. serial No. 570,518.

comprising rollers havinglateral guiding To all 'whom #may concern film to be colored againstl the fixed cheek l. Be it known that I, LONv .GAUMoN'n a the edge of the film, in contact with the citizen of the Republic of France, residing fixed cheek being the side whicr` has been at Paris, France, have invented certain new decided as guide for the printing. The and useful Improvements in Apparatus for film is thus guided by the alain formed bv Coloring Kinematographic Films, of which the two fixed cheeks B5, Y i the following is a specification. Two'cylinders D analogous to the forego- In machines for coloring kinematographic ing provide for the gn'icance of the stencil films, the mostdelicate operation is certainly Between 'these cylinders and the framev to obtain perfect registration between the of the machine there is arranged a milled stencil and the film. The non-registration knob E, the lcentral -hole in which is screw of these two bands arises from the followthread-ed to permit of the displacement of ing causes: l. The edges of the bands are the cylinders upon their spindles. not absolutely straight. 2. They are not O11 one of its faces the mil-led knob E 15 all of the saine width, which renders it imbears ditisions 0 to 20, each corresponding possible to retain them between two cheeks to displacements of one half a tenth of a arranged at a fixed distance apart. 3. millimeteri i l F inally, and this is the most serious defect, When the milled knob is at O, all the i the stencil undergoes contraction which in fixed cheeks of the cylinders are located in 2O certain cases amounts to as much as some the same plane and theedge of the stencil tenths of a millimeter. Obviously in this coincides with the edge of the film as in the case, with a lateral support common to the #printing machine; if Vthe stencil and the two bands, the images will be correctly film are of the same width, transverse regissuperposed on one side but in proportions tration is insured but if the stencil has exas they approach the opposite side the regis#y perienced contraction amounting to one tration will be imperfect and this to van in- 'fifth of a millimeter, for example, such self creasing. extent. In order to diminish the. registration no longer takes place and the' Aeffects resulting from this cause, we have registration'upon the axis of the image bedevised a method of distributingor divid. comes necessary. In order to obtain this, ing these defects in taking into account the it is only necessary -to rotate the milled knob contractions of the stencil, that is to sayin through two divisions (one tenth) in the producing exact superposition in the axis of normal direct-ion of thescale; the stencilis the two bands, the differences being thus displaced by the same. amount and its axis located on either side of this axis so that coincides with that of the image. A dog I) their value is one half of what it formerly serves to lock the milled knob E. was. Obviousl, this method is applicable ItI will therefore be obvious that with this only to films and stencils produced from one device it is only neccssaryto ascertain once and the saine negative and in the manufacfor all the width of the stencil before it is ture of which care has been taken to cause used and to take into account any variations 4o one of the sides to coincide with the same that it may undergo subsequently.v

side of this negative. That I claim and desire to secure by Let rifhis intention will be readily and clearly ters Patent of the United States isz-A understood from the followingdescription l. Anapparatus for use in coloring films, with reference to the accon'ipanying draw comprising a laterally fixed 'guide for a 5 ing'. in which superposed film and stencil, and an adjust- Figure l is a longitudinal section of the able guide for one. of said film and stencil, ar 1angement, and Fig. 2 is a plan View. y whereby said ,film and stencil may be ad- The device consists broadly of two smooth justed laterally relatively to one another. cylimiers .i rotatable about their spindle: 2. An apparatus f `r use in coloring films, and` arrange d on either side of the member comprising a laterally fixed guide for a sut'or disul -iuff the lmnds (cylinders, claws perposed film and stencil, and means for or the 'Each cylinder comprises a laterally moving said film and stencil relafixed t?. .u one end and a movable tivclyto one another. cheek :n Le other end; this cheek C is 3. An apparatus for use in coloring films, 55 acted upon in." a spring U which'applies the means thereon over which a supei'posed film and stencll pass,

adjusting said tilm and stencil relatively 'to one another.

4. vAn apparatus for use in coloring films, comprising rollers having lateral guiding means thereon over which a superposed film and stencil pass, and means for laterally adjustingsaid stencil relatively to said Elm.

apparatus for use in coloring films, com rising guide rollers over which a s uperposed, nlm and stencil, pass,

tively to one another.

6. An apparatus for use incoloring lilms, comprising guide rollers over which a superposed-ilm and stencil pass, other. ad-

justable .guide rollers over 'which one of' i said stencil and lin pass, whereby said film and'stencil may be adjusted laterally rela' tively to one another',

for advancing said lmand stencil.

' 7. An apparatus for use in coloring lms,

comprising a guide for a superposed lmand stencil, and an adjustable guide. for' one of said film and stencil, whereby said and means for laterally guide flanges t and other adjustable guide rollers over which one 'of said stencil and nlm pass, whereby said film' and stencil may be adjusted laterally rela and a toothed 'drum film and stencilfmaypbe' adjustedlaterally l another, and a toothed drum for advancing said film and stencil.

relatively to one 8. An apparatus for use in colorin films,

comprising a. lurality of rollers, aving ereon, over whicha super-v posed filmy and stencil said superposed objects in engagement with said guide' flanges, and

means for laterally 'moving said stencil and film relatively to' .One another.

'9. An apparatus for use in colorm films, comprising a', p1ura lity of, rollers avng guide flanges thereon, over posedV film and stencil pass,

said guide flanges and means displacing certain of said 'rollers laterally relatively to other of said rollers, where by the film and stencil `will be displaced laterallyrelatively. .In witnesswhereof, I

pass, means pressing Jvvhichvfa superl means pressing said superposed objects in engagement with l I have hereuntQ slgned my name inthe presence of twqsubscrlblng wltnesses..

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