US2123354A - Coating size on a paper strip - Google Patents

Description

July 12, 1938.." G. CORSE 2,123,354

COATING SIZE 01! A PAPER STRIP Filed Feb. 9, 1934 2 Sheets-Sheet 1 Irweniorl Gaskn C'orae g fywx Wi y.

July 12, 1938. CQRSE 2,123,354

COATING SIZE ON A PAPER .STRIP Filed Feb. 9, 1934 2 Sheets-Sheet 2 r 55 35 r% m mu m I Invenfir:

'aaofon/ Corae,

" Patented Ju1l2,,193s 2,123,354

- 5 slit which is located closely adjacent to the paper. towardthe left as seen in Figure 2 and .such

7 A still further object of the invention is to A container 4 is mounted in a frame l8 which taneously stopped at the times desired. oif-the nozzle '6 against the paper I. The arm 13 15- 25 drawings show 'a device according to theinven- By means of the device above described it is 25 l 35 rollers. 9 thereby closing oif the feed of size. On the re- 35 the bearing H for the'spindle 3 and from there Jseatsupon a seat 34. The spindle 35 therefore 65 I3. The flow of size may be controlled by adthe valve the capacity of the chamber 31 is in- 5 UNIT D STATES PATENT OFFICE Gaston Corse, Paris, France, assignor to Socit' dite "Anciens Etablissements L. Chambon,

Paris, France Application February 9, 1924, Serial No. 710,5 In France I-lebruary 17, 1933 1 Claim. (0!. 91-42) This invention relates to applying glue, gum justing the screw l4. Such control may also be 7 or the like upon paper or pasteboard. secured by rotating the eccentric l5 which is This invention has for an object more particujournaled on trunninns l6. f larly the application of a .size through a narrow A spring I] isprovided urging the lever l2 A Ijurther objectof the invention is to place the movement of the lever [2 tends to seat the valve portion of the paper upon which the size is being on its seat =3. Such a movement, however, is applied under tension and to extend the paper counteracted by the screw l4 meeting the ecpreferably vertically between cylinders or the like. centric or stop l5.

provide an apparatus for distributing the size in in turn rests upon an arm 19 by means of an adspots or patches and for providing a mechanism justing screw 20 and a forked piece 2| resting on -whereby the size applier is removed from the a pin 22 which is integral with the arm Hi. The piper and the feed of size to the applier issimuladjustment of the screw 20 controls the pressure A further object of the invention is to provide is keyed to a shaft 23 and the shaft 23 is oscillated a valve moving ina' direction opposite to the flow by means oi. a controlling arm 24.. On the conor thesizefor stopp the feed of size. trolling arm there is provided a cam roller 25 A further object of the invention is to provide which cooperates with the cam 26. The cam 26 is 20 means such as a stop for maintaining the valve actuated by a bell crank lever 21 pivotally 20 open andfior closing the same when the size apmounted on the shaft 28. A rod 30 having a pin plier is removed from the paper. 23 therein which is located in the fork 3| pro- By way of example and to facilitate an under- -vided-on one arm of the crank 21 controls the standing .of the invention, the accompanying movements of the bell crank.

tion and in which:

Figure 1 is an elevational view. ly and thereby to place upon the strip of-paper i Figure 2 is a sectional view of the size dis: a series of size spots or patches. By moving the .tributing or applying device on a larger scale and. rod 30 in the direction of the arrow 32 the con- 30 Figure 3 is a sectional view of a'modifled aptainer 4 is oscillated about the shaft 23 and 30 plier. I thereby removes the nozzle 6 from the strip of In the drawings, size is applied to a strip oi. paper I. At the same time the lever l2 will pivot paper I traveling over .the two rollers 2 and 3. The about its pin l3 under the tension of the spring strip of paper'is stretched vertically between the i1 and the valve spindle 8 will seat upon the seat possible to operate the size applier intermittent- The container 4 holds the size which flows out turn operation when the nozzle 6 again apthrough the outlet conduit 5 tea jet or nozzle 6 preaches the paper, which takes place upon a rewhich is positioned closely adjacent the vertical turn of the rod 30, the screw i4 contacts the eleportion of the strip of-paper I. The nozzle is ment l5 and the valve is opened. .Therefore the 40 preferably formed from a relatively hard nonflow of sizeis automatically sto pedrupon amove- 40 rusting t l and h t th d thereof a, 11- ment of the nozzle away from the strip of paper, b b d gm; f rgdubed i t Figure 2 and upon a movement of the nozzle to a position In order to control the feed of size there is proadjacent e D Of paper, the flow is resumed. vided a valve spindle 8 whichcooperates with the n h distributing device shown in Figure 3. 45. eat a, By moving'the spindle 8 the flow of size the construction is similar to that shown in may be controlled or entirely stopped. A resilient Figure 2, except t at the Valve p e is P packing Ill prevents the size from flowing in'to vided at its end with an inverted cone 33, which hardening and thereby locking the spindle. The has to move in a direction opposite to the direcspindle 8 is pivoted at its rear portion to a lever tion of flow of size in order to cut oil" the flow of 59 II which in turn is pivoted at one end to the pin size. Also the lever 36, which is connected to the i3. The free end of the lever l2 has a screw M' rod 35, mustact in a direction opposite to the threaded thereto which bears against a stop lever l2 shown in the previous embodiment. Due which is preferably in the form of an eccentric to the arrangement described, upon a closing of creased and a movement of the comb 33 to the right as shown inl 'igure 3 will cause a lowering of pressure in the chamber 81 thereby causing a suction to take place and the flow of size through a the slit 0! the nozzle is'absolutely stopped. This manner the same is to be performed, I declare that what I claim is:

An apparatus for coating a strip oi paper with gum or the like comprising a nozzle i'or discharging said gum, means for supporting said nozzle while at the same time permitting freedom of movement from and toward said strip, a'valve 00- operating with said nozzle controlling the discharge of gum, means normally urging said valve to closed position, a control member for said valve and an abutment located at a fixed distance from said strip and at a position where said control member will contact the same when said nozzle is almost in contact with the strip so that upon contact or said control member against said abutment said valve will be opened.

' GASTON CORSE.

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