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Dresis. GRAHA (30. Piots. Hocrapers, wasiyston, 9. UNITED STATES PATENT OFFICE. FRED E. SUTEERLAND, OF LOS ANGELES, CALIFORNIA, ASSIGNOR, BY DIRECT AND IVIESNE ASSIGNINIENTS, TO THE RADTAT, POWER HAMMER, COMPANY, OF LOS ANGELES, CALIFOR, NIA, A. CORPORATION OF CALIFORNIA. (WER-HA1VER. 953,368. Specification of Letters Patent, EPatented Apr. 5, 1910. Application filed June 23, 1908. Serial No. 440,003.

To all uphom it may concern: tion-- on the line 10-10 of Fig. 3. Fig. 11 Beit known that I, FRED E. SuTHERLAND, is a perspective detail of one of the disk. 55 a citizen of the United States, residing at engaging levers. Fig. 12 is a face view of Los Angeles, in the county of Los Angeles the . Fig. 13 is a vertical section of the 5 and State of California, have invented cer- column, slide, and arm. Fig. 14 is a cross tain new and useful Improvements in Power- section on line 14–14 of Fig. 13. Fig. 15 Hammel's, of which the following is a speci- is a cross section on line 15- 15 of Fig. 13. 60 fication. Fig. 16 is a cross section on line 16–16 of This invention relates to certain new and Fig. 13. Fig. 17 is a cross section on line 10 useful improvements in powei' , the 17-17 of Fig. 13. Fig. 18 is a perspective object of the present invention being to pro- view of the tapering gib. Fig. 19 is a sec vide a powei' hannel that may be instantly tional detail showing a die securing means. 65 applied to one of Several different or Like numerals of reference indicate like the like arranged within the Scope of the parts throughout the Several views. 15 movable hamlinerno device.?avi This- genericair ideairacy RefeiringS. - now to the drawings 1 desigs is capable of embodiment in a variety of nates the base portion open at one side, as forms and in the Present instance I have shown at 2 in Fig. 3, said base being shown 70 chosen to show its embodiment in a radii as practically hollow and serving as a cas machine that is, where the hamme airlil is ling for the operating parts disposed at the 20 mounted for radial movement to bring it lover portion or base of the device, as will into operative 'elation. With the anvils, etc. be best understood from reference to Fig. 3. air further at inp'ovements in the de- From the base 1 rises the column or vertical 75 tails of construction whereby improved re- ulember 3 in the inner face of which is 25 sultsOther are objectsattained. and advantages of the ill- informed Fig. 1,a dovein which tail guidewayis guided the4, asslide seen 5, bestthe Vention, Will hereinafter appear and the upper end of which terminates in the hori Iloyel features thereof Will be particularly zóital portion 6 the crane, said 80 pointed out in the appended claims. in Olizontal portion having an opening there The invention is clearly illustrated in the through for a purpose soon to be described. 30 accompanying drawings which, With the nu- Around this base, in this instance shown as meals of reference marked thereon, foim a disposed Substantially in a circle described part of this specification and in which- about the vertical shift soon to be described 85 Figure 1 is a plan View of a power haun- as a center, aire the various anvils, swage lmer embodying iny improveinents. Fig. 2 block etc. in connection with which the han 85 is an elevation the 'eof. Fig. 3 is a view at mer is designed for use. These anvils etc. right angles to Fig. 2 with the lower por- may be supported in any suitable manner, tion thereof only in Section, the Section being either upon independent bases separably Se- 90 taken as on the line 3-3 of Fig. 2 looking cured in position, or upon bases which may in the direction of the arrow in the latter be seculed to the base 1 in any suitable man 40 figure. Fig. 4 is a vertical section on the her as for instance by bolts, as seen in Fig. line 4-4 of Fig. 3 looking in the direction 2, wherein are shown the base S Supporting of the arrow. Fig. 5 is a vertical Section. On the swage block 9 mounted upon trunnions 95 the line 5-5 of Fig. 3 looking in the direc- 10 journaled in Suitable bearings 11 on the tion of the arrow. Fig. 6 is a vertical Sec- bracket or upright 12 on the base S. This 45 tion on the line (3–6 of Fig. 3 looking in the Swage block is circular in form and having direction of the arrow. Fig. 7 is a perspec- upon its Outer circumference grooves, de tive view of the mechanism for controlling pressions or the like 13, as shown clearly in 100 the raising and lowering of the slide. Fig. | Fig. 2, of any special or required design S is an enlarged view partly in elevation and adapted for round, , hex 50 partly in section, with portions broken away, agonal, or other shapes, it may be instantly on the line S-S of Fig. 3 looking in the 'evolved upon its trunnions so that any one direction of the arrow. Fig. 9 is a section of Said grooves or depressions may be 105 on the line 9-9 of Fig. 8. Fig. 10 is a sec- brought beneath the center of the hammer as - - 3.xxiv. 953,768 occasion may require. As shown, the top by bolts 34, as seen best in Fig. 1, the other surface of the swage block is lower or of less end of the projecting bar bearing against height than the regular dies, so as to i the innovable jaw in opposition to the arm 25, admit of the use of a hand top swaging tool. thus serving as a guide for the movable jaw --- so that the operator may hold the work in in its novelinents as well as holding said iaw 70 one hand, with the top tool in the other, and to its place. The innel face of the standard : Jianging the same so that it shall be struck is notched, as seen at 34 in Fig. 2, and by the die in the hammer head. adapted to engage similar notches 35 on the 14 is the main anvil block, in this instalnce face of an adjustable shelf 36 which is se shown as secured to the base casting 1 by cured in place by a bolt 37 running through suitable bolts 15 with lead or any other suit the standard to a groove on the back side able material 16 therebetween, as seen in Fig. thereof, as seen in Figs. 2 and 12. This shelf 3. to absorb the shock. This anvil is of o is designed to support the Work at a piece diary type and proportions and adapted to termined distance from the top of the vise l'eceive dies, it of plain design or of any jaw, and is particularly useful where sev SO 5. special configuration for any particular pur eral pieces of the same length al'e to be op pose. erated upon. It is readily adjusted to the Fig. 1 shows the relative arrangement of required height and then firmly secured in the swage block, the main anvil block and the such adjusted position by means of the vise now to be described, and their position bolt and the intei'engaging notches on the relatively to the SWinging arm of the hammel'. depending portion of the shelf and the al showing the manner in which the latter may jacent face of the standard, all as will be be used in connection with any desired one clearly understood from Figs, 2 and 12. It of the above named devices, it being under is to be undel'stood of course that the hann 2 5 stood of course that in use the hammer is lmer arm is adapted to be swung al'Olind so 90 swung into position over the swage block, as to bring the hammer over this vise the the main anvil block, or the vise as occasion same as it is swung to brillg the han) her may require. This, yise is disposed on the over the swage block or the anvil. The left side of the machine, opposite the SWage pivoted support of the hammel' is so de block, as seen best in Figs. 1 and 2. This signed that it may be operated in any posi 9 5 vise answers all of the purposes usually ob tion whatever, either over the tools just de tained in a 's vise and an upset scribed, or between them, and it may be op ting machine. It is supported upon a suit erated firmly secured in place or it may be able base 18 bolted to the base casting 1, as operated and swung at the same time. This 3. 3. shown clearly in Figs. 1 and 2, one jaw 19 latter feature is particularly valuable in case 00 thereof being cast solid with the standard 20 that work is being bent in the jaws of the rising from said base and having a recess 21 vise, a slight bend being first given by hand. adapted to receive a die 22 of any suitable then bringing the hammer into play the lar shape for round, flat, Square or other shaped would be hammered quickly down to its material as may be desired. This die block, proper angle. 05 as well as the die block 23 in the movable The face of the upright column 3, which jaw 24, is bolted into place by bolts let is integral Ol' rigid with the base, is, as be into grooves in the ends of the die, said fore stated, provided with a vertical guide grooves being So shaped that the die may be way 4 in which the slide 5 is slippolted and leversed to use all four corners to the work. adjustable. The hammer mechanism i S 0. iXtending back from the frame or support mounted upon the extended face of all al’ll of the Vise is an arm 25 bent round or ex or bracket 3S which is pivotally mounted tended at all angle, as seen at 26, behind the upon said slide, as seen clearly in Fig. 3, imovable jaw, and through the member 26 The swinging arm at the upper end is bored 5 C there is threaded a screw 27 for adjusting to fit over a turned sleeve 39 callied by the lis the movable jaw and Setting the same firmly slide. The lower end is fitted to a boxing against the work, as will be clearly under 40 pl’ojecting from the lower end of the stood by reference to Fig. 1. This movable slide, this boxing ()' iOSS being provided jaw has a leg extending down to the base of with a loose cap 41 held by bolts 42 and . 5 the standard, as seen in Fig. 12, and this means for instantly adjusting the cap to 20 leg 28 has its lower end pointed or oppo clamp the swinging aim in any desired posi sitely tapered, as shown at 29, to engage in V tion, so that the arm may be placed in any shaped grooves 30, as seen in said Fig. 12, to position through a Swing of 180° or nor'e. hold it parallel and in any desired position. the purpose of which will be apparent. The { } it is held down in place by a U-shaped forg slide 5 supporting the arm 3S is fitted to the 25 ing 31 slipped into core holes and secured in upright column in dove-tail guides, as be place by a pin 32. The upper end of the fore stated, to have a vertical adjustinent movable jaw is held in place by a projecting above and below the Ordinary position for bar 33 preferably of steel bolted to the ex use with the front anvil. To lock this slide 3 5. tended end of the member 26 of the arm 25 in position, and compensate for Weal', there 33 953,768 3. is provided a long, tapering gib 43 fitted to upon the shaft and the other 80 fastened one side guide, having at its lower end rack upon a sleeve 81, which is integral with the teeth 44 cut in its face, adapted to engage a brake drum 82 and clutch disk S3, as show in pinion 45 cut upon the end of a short shaft in the sectional views, Figs. 4 and 5. This 46, journaled in a diagonal hole 47 in the sleeve runs loose upon the main shaft and is 70 5 lower end of the guide. Turning this short journaled in the sub-frame casting. The shaft with a or lever serves to pull main shaft extends through the clutch mech the Wedge upward and loosen the same. anism and has upon its inner end a collai Upon the back of the slide between the 84 pinned in place to take the thirtist strain.

?ianges 48 which form the stiffening ribs of Between this collar and the brake drum O it, is a nut 49 cast of babbitt, around the ad S2 is a disk S5 keyed to the shaft, but free justing screw and within the cast iro slide. to move endwise. On this disk are cast. The upper end of this screw 50 is journaled ear's S(5, forming a pocket 87 in which are in a bracket 51, Secured to the top of the pivoted small levers SS having adjusting upright column 3 by suitable means as a screws S9 with jam nuts 90, as shown, so 5 long screw 52, and this journal is provided | arranged that the Screws will engage the with a thrust bearing, composed of two thin inner beveled surface of a clipped or cone rings 54, a ball ring 55 and balls 56, and a shaped ling 91. This ring 91 is loosely collar 57 screwed and pinned to the upper fitted to the outside of the collar and has a end of the screw. This screw extends (own split band 92 working freely in a groove 93, 85 into the base casting and has pon its lower which band is provided with trunnions 94. end a case hardened steel disk 58, the edges {o be engaged by the shipper lever 95 upon of which are adapted to engage hardened the treadle shaft 96, which will be described steel driving collars 59 and 60 upon the main further on. As shown in the drawing, the drive shaft (51. Above this disk is a bearing clutch is engaged, the cone shaped ring is 90 2 5 (32 pivoted at one end, as at 63, to the base forced as far in as it will go, pressing the and at the other end, as at 64, to a short adjusting screws inward, causing a pressure lever (35 extending up through an opening on the face of the little level's against the (36 in the top of the base outside the column. face of the solid collar, which acting Pressing this lever in either direction ell through the pivot of the little levers, forces 95 30 gages the disk with one of the coilal's, and this clutch disk toward the brake drunn disk, serves to turn the screw in either direction clamping the two fiber and the one steel for raising or lowering the slide. disk tightly, and through the friction of The method of driving the hammer is their surfaces, driving the brake d'un disk clearly shown in Figs. 1, 2 and 3. The ham and the beveled gear as One solid wheel. 100 35 lmer mechanism is of the Ordinary type, hav The thrust against the brake drum disk ing a hammer head Working in Vertical and its sleeve is taken by the collar on the guides, operated by a crank, connection be other side of the bearing, which is pinned tween this crank and the hammel' head be to the shaft and drives the screw, as hellet:)- ing made by a C shaped spring with turn fore described. Moving the shipper lever 105 40 buckle tension links, so that the suspension 95 to the left would withdraw the cone is flexible. The crank 6 is keyed on a short shaped ring and release the clutch and allow horizontal shaft, 68, journaled in boxes (39 the brake drum and gears, which are at and 70 on the upper part of the Swinging tached to it, to come to rest. The fibe: disk arm 3S. Neal' the 'ear bearing 70 is a miter and steel disk are not fastened in any way O gear 71, which meshes with a mating geal' to either member of the clutch, but are T2, keyed on the upper end of a long sleeve simply loose and present only additional 3. This sleeve is journaled through the fiction surface for continued slipping ac upper end 6 of the slide 5, which supports tion of the clutch, as is necessitated when the Swinging arm 3S. Fitted to the inside running the hammer at Various speeds and r of this sleeve is a shaft 74, having key ways to get the varied force of blow required for adapted to engage suitable feather keys 76, the many different kinds of work. Eastened to the inside of the sleeve. This To insure the prompt stopping of the shaft is journaled at its upper end in the hanime when the clutch is released, there is 55 lower end of the Swinging arim pivot, and provided a brake band 97, encircling the at the lower end is journaled in a boxing brake drum. This brake band is composed 77, which is bolted to a sub-frame 78, which of bent pieces 98 and 99 of flat steel, lined contains all of the clutch mechanisin within with fibrous material 100. The upper ends of the bands being bent at right angles, as the base casting. It will be seen that the 25 60 turning movement of the shaft is trans seen at 101, are drilled to fit an adjusting mitted through the sleeve to the miter gears Screw 102. This screw is a long cap Screw, and to the harminer crank, and at the Same having a nut 103 pinned to it to hold the time the head is free to be raised or lowered end of the band close to the head, this screw being supported in a boss 104, depending as desired. At the lower end of this shaft - 1 - 65 is another pair of miter gear's, one 79 keyed from the upper surface of the base casting, 4. 958,768 and is secured in position by a jam nut 105, that plactically one movement of the opera as show ll. Each band has its individual ad tor is all that is l'equired to perform the op justment. ... t the lower end, the bands have eration of raising or lowering the head, and projecting flanges 106 with space between it is done instantly. By raising the head of 5 for the end of the rock shaft 107, which is the hammer on the column. I raise the guides 70 flattened, as seen at 108, and has a hole 109 and all which keeps the same relationship through which passes the bolt, 110 holding between the bottom of the head and the the ends of the bands together, and carrying bottom of the guides, so that the head never a Spring 111. which by its pressure applies runs far out of the guides at the lower end. 0 the brake. In the position shown the clutch By making this adjustment on the column 75 being engaged, the brake is shown disen it enables me to make a short connection on gaged and the rock shaft is partially rotated the spling so I am enabled to work a wagon and by the flattened polition engaging the tire that is not less than thirty inches in ends of the bi'ake bands, forces then apart diameter. I may employ a beck horn for and 'eleases the brakes. It will be easily un bands that are too small for the 38 derstood that when the clutch is released, the head to work in by turning them down to rock shaft will be allowed to come back to Ward the floor. In some instances, may at a vertical position and the spring will force tach the means for locking the radial arm to the brake bands togetheir and apply the the treadle mechanism, so that when the 20 brakes. The rock shaft is operated by means treadle is depressed the radial arm will be of a lever rod 112, driven into it hooked locked and when said treadle is raised the upon its outer end, as seen at 113, and en radial arm will be loosened. gaged by a looped connection 114, which Various modifications in detail may be is pivoted, as at 115, in the outer end of an resorted to without departing from the 25 extending arm 116, integral with the ship spirit of the invention or sacrificing any 9: per level' 95. It will also be seen that this of its advantages. In some instances I may rock shaft is journaled in the lower edge of support the hammer from overhead, as from the deep flanges depending from the sub the ceiling. frame and is amply stiff and strong to take In Fig. 19 I have shown the die 119 with 30 the twisting and sti'ain of the brake bands its shank 120 provided with a groove 121 at the under side. The shipper lever 95 is to receive the key or wedge 122 which lat set screwed to a cross shaft in the upper ter is received in a socket in the head 123. forward corner of the base casting and this This construction permits of turning the shaft extends outwardly on each side and die at any angle to the head. This will 5 has knuckles keyed to it, into which are be found very convenient in many cases, fitted the ends of the bail shaped treadle 117. as for instance in when The weight of this treadle 117 is counter one die is turned at light angles to the other balanced by a weight 118 extending back and all the offsets made at one heat. Very ward inside of the base casting, so that when little hand work will be required. the foot is removed from the treadle, the What is claimed as new is:- 05 clutch is automatically released and the 1. In a power hammer, the combination brake applied, and the construction of this with a member plovided with a guideway, entire mechanism is such that the speed of a slide movable in said guideway, a and power of the hamlner blow is perfectly bracket pivotally mounted upon said slide, 45 under the control of the operator, as is also hammer mechanism carried by said bracket, the brake which serves to stop the hammer a main shaft. and driving means connected instantly, as desired. between said shaft and said haimmer Particulai' care has been taken in the de mechanism. sign of this hammel to facilitate the quick 2. In a power hammer, the combination changes and absolute control of the machine with a member provided with a guideway, 15 by the opei'ator, aid to make it a one man of a slide movable in said guideway, a machine, requiring no helper for ordinary bracket swingable in a horizontal plane on work. The construction of the driving said slide. hammer mechanism carried by clutch is such that a vely model’ate movement said bracket, a main shaft, driving mechan of the t'eadle starts the machine. At the ism connecting said shaft and said hammer same time the speed, which depends upon mechanism, and means operable from said the pressure applied to the clutch mechan shaft for moving said slide in said guide ism, is perfectly controlled and, as before Way. stated, the brake is applied by an adjustable 3. In a power hammer, the combination 60 Spring tension, which never allows the brake with a member provided with a guideway, 25 to be unduly tightened. and at the same of a slide movable in said guideway, an time gives a quick. Smooth stop to the ham arm swingable in a horizontal plane mount e. The means fol' fastening the slide is ed upon said slide, a sleeve arranged to at the front and left hand side near the han journal in said slide, hammer mechanism 65 dle for Operating the elevating screw, so carried by said arm, a main shaft, and driv 953,768 SS ing mechanism connecting said shaft and Swinging arm fitted on said sleeve at its said hammer mechanism, including a shaft upper end and in said boxing at its lower feathered in said sleeve. end, hammer mechanism carried by said 4. In a power hammer, the combination arm, and means for actuating said hammer With a member provided with a guideway, mechanism including a sleeve carried by of a slide movable in said guideway, an Said alm and a shaft feathered in said last alm SWingable in a horizontal plane mount named sleeve. ed upon said slide, hammer mechanism car S. In a power hammer, the combination 4. Jied by Said alm, means for actuating Said with a member provided with a guideway, 5 halmer mechanism, and means for clamp of a slide movable in said guideway, an ing the Swinging arm in position. alm Swingable in a horizontal plane on 5. In a power hammer, the combination said slide, hammer mechanism carried by with a member provided with a guideway, said arm, and means for actuating Said : of a slide movable in said guideway, an hammer mechanism, including a sleeve al y alm SWingable in a horizontal plane mount ranged to journal in said slide and a shaft ed upon said slide, hammer mechanism car feathered in said sleeve. ried by Said arm, means for actuating Said 9. In a power hammer, the combination hammer mechanism, and means for clamp with a member provided with a guideway, ing the Swinging arm in position, including of a slide movable in said guideway, an 5 5 a part adjustably held against Said arm. arin Swingable in a horizontal plane Oil Said 6. In a power hammer, the combination slide, hammer mechanism carried by Said with a member provided with a guideway, arm, a main shaft, driving mechanism con of a slide movable in said guideway, said necting said shaft and said hammer mech slide provided with an opening in the upper anism, a bracket on said member, and mech 25 end thereof and a boxing at the lower end anism operable from said shaft for moving thereof, a sleeve carried by said slide, a said slide in Said guideway, said last men swinging arm fitted on said sleeve at its tioned mechanism including a screw upper end and in said boxing at its lower threaded in said slide and having the upper end, hammer mechanism carried by said end thereof journaled in said bracket and arm, and means for actuating said hammel' provided with a thrust bearing composed mechanism. of two thin rings, a ball ring and balls, and 7. In a power hanline), the coin bination a collar screwed and pinned to the upper With a lenbei provided with a guideway, end of the Screw. of a slide movable in said guideway, said ERED E. SUTHER AN). 8 5 slide provided with an opening in the upper Witnesses: end thereof and a boxing at the lower end ALMORA. A. SWARTMORE, thereof, a sleeve carried by said slide, a JAMES A. BROWN.