US1986490A - Paper drier felt - Google Patents

Description

Jan. 1, 1935.

E. J. WILSON PAPER DRIER FELT Original Filed Sept. 22, 1932' INVENTOR ge/n'e/ J Wflson W ATTORNEY H For a detailed description 'of thepreseiit form asshewh iii Fig Patented Jan. 1,1935

F i i itch heekdisse'pa of my invention} reference may behadto the rately setfintb theicanva of a section-l3 inside following speeiheetiennn te the accompanying the {fold therein nearest to eexi whi e its draiiving-;fo"rminga parttthereof,wherein opposit end'projects-Beyond theend-o *Figf'l fshowsya ross seetien i the ibeit at a vas,-as'show"-in r igia-qTheseheeksdareihade '5 joint; i i it y of arustless metaland hroiigh their projecting Fig. 2 shows, on a larger scale, a s ection of the loop -ends is es edge; ,pih 6f:i3ftl3i'lil0fl= linking hooks and the-belt corrodibie metal; which acts to eliminate wear Fig. 3 is a plan view of Fig. 2 and on the hooks. It will be noted that the hooksd Fig. 4 is a diagram of a belt in action. are each constructed of a single piece of wire 10 My invention relates to paper drier felts bent into U-form, with their end portions bent and particularly to means for forming such a inwardly so as to penetrate the fabric B. One felt into an endless belt, with a simple and safe arm of each hook is longer than the other, and joint that will avoid the formation of humps the end portions are bent to inclined positions in the felt and permit it to travel smoothly and are angularly disposed with respect to each 15 over the cylinders, thereby avoiding marks on other, so that they penetrate the fabric in slantthe paper or injuries thereto by coming in coning directions and in overlapping relation. In tact with the metal parts. thisway a firm connection is provided, and like- In the drawing, F and G (see Fig. 4) reprelihood of the pointed extremities of said hooks sent two endless belts". These belts, as indicated projecting through the fabric is prevented. The

- and G while. in contact with the paper strip H,

purpose of this invention.

in Fig. 4, each run over a set of drying cylinders layer 0, above referred to, is a layer of felt unf and g. Thus belt F runs over an upper set of derneath the canvas layers and the metal hing- Cylinders 1, f, f, f and intermediate guide Pu ey ing hooks d. Its function is to keep the said f f f f f While b G s e IOWBI canvas and. the hooks from contact with the 25 o cy i s a. a. a and in e m di te guide paper on the cylinders. At its left-hand end 25 pu ey g a. 9 .41 Between each belt d the this layer is fastened to the main belt A, A, by cylinders on which it runs is a strip or line of the f s id stitching at b, b and also by Paper P 18 311W 1n by a (kitted stitching at c, c. But at itsright hand end this llne. 1S important these endless belts l y C is unattached. the belt in Fig. 1 is moving from right to left this unattached end will be in the rear and will overlap the joint'above described and protect it from contact with the metal drying cylinders. Assuming that the foregoing description applies 35 Referring to Fig. 1, which represents the abut- F the joints of belts F and G of result ting ends A, A, oi the belt, I extend across the 18 that each one moves smoothly and easily over should run smoothly over the cylinders, although that smoothness is not required where the belt passes over the guide pulleys ,f and g To pro-' vide for such smooth running of the belts is the underside of said abutting ends, a; two-ply layer the cylinders f without bumping of cotton fabric, such as canvas or drilling, B, B, ring and witheut any danger to the Papermade in two sections which are hinged to each What I claim as new and desi e to Secure y 40 other on an axis K lying just below the meeting Letters Pa ent is:

ends of the belt. The aforesaid belts, F and G, 1. A joint for drier felts comprising two cani are, as usual, made of felt in contrast to the vas sections secured to the back of a drier felt cotton employed for the sections B, B. This adjacent the ends thereof, metal members pivotcotton is doubled over to form a fold on each ally connecting said sections, a felt protector secend of each section and such section is securely tion covering said canvas sections and said metal stitched to the respective belt-ends A, A, as indimembers, said felt protector section having one cated at b, b in Figs. 1 and 2. This stitching, end secured to the drier felt and the other end it should be observed, only goes through the layfree d bearing a a t the d er fel ers A and B at the right of the joint, as shown at In a oi t d 'ie elts. t e combination th points b b but at th left f th j i t, t with a drier felt, of two canvas sections respecthe points I), b, it also goes through the third tively secured to the felt adjacent the ends felt layer C, which will be described in detail thereof, metal members pivotally connecting said later. The meeting ends of sections B, B are canvas sections, and a felt protector section sehinged together by means of wire hooks d, d, cured at one end to the drier felt, said protector 55 felt extending over the canvas sections and said metal members and having its other end free.

3. In a joint for drier felts, the combination with a drier felt of two canvas sections, metal members pivotally connecting said canvas sections, means securing one canvas section to the felt d acent. a n t eo felt p t tor sectionextended over; both canvas sections}, and said metal members, and a common'm'eans' securing the other canvas section and the adjacent H portion of the felt protector section to the drier felt, the portion of said protector felt; section;

covering the other canvas section being free.

4, A joint for drier felts"coiiiprising twofcane vas sections secured to the*back*of*"a' drier-feltadjacent the ends thereof, hooksformed with loop portions and having-oppositely 'bentend portions embedded in the fabric of therespec tive canvas sections and so positionedthat the loop portions secured to one canvas section V P P 313 lpwp t ns equ F h Q h lT n a v 1 F 11. .152 he n rO t Qn j d hooks being angularly disposed, with respect to each other and disposed in slanting. directions within the fabric and a pivot pin connectingthe loops.

5-, ,A joint for drier felts comprising two canvas section's secured to the back of a drierfelt adjacentjthe; ends ,thereof,;hooks; formed with loopportions and having oppositely bent end portions embodied in the fabric of the respective canvas sections and so positioned that the loop portions secured to one canvas section overlap similar loop portions secured to the other canvas sections, the arms forming the loop portionsjq each hook being of different lengths and said' bent end portions being arrangedin overlapping relation", and a pivot pin connecting the loop portions of said hooks.

'6. A joint for drier felts comprising two canvas sections secured to the back of a drier felt adjacent the ends thereof, hooks formed with "loop portions andhaving oppositely bent end portions embedded in the fabric of the respective canvassection's" and so positioned that the

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