Патент USA US3044094код для вставки
July 17, 1962 J. G. WRIGHT 3,044,084 HEEL STRIPPING DEVICE Original Filed Sept. 22, 1960 2 Sheets-Sheet 1 ign ,2 July 17, 1962 J, G. WRIGHT ` HEEL STRIPPING DEVICE Original Filed Sept. 22. 1960 3,044,084 I 2 Sheets-Sheet 2 46’ »umn-lull' ,„ Il u ._` n 4 5a '5. lë H ze l|||||||||||||||lll l 42 j null“ l i 4f 1NVEN TOR. Arron/vens l United erases @arent ra@ 3,044,634 Continuation of application Ser. No. 57,701, Sept. 22, 1960. This application June 22, 1961, Ser. No. 120,885 10 Claims. (Cl. 12-50.5) This invention relates to means for removing worn heels from men’s shoes in preparation for placing a new one thereon, and more particularly to an improved de vice of this sort by which the removal or stripping of the worn heel may be accomplished with exceptional ease and effectiveness. Patented July 17,1962 2 1 HEEL STRE’PING DEVICE John G. Wright, Atlanta, Ga. wenn C ing at 38, to provide for insertion of a scrap bin 40 there at within the upper portion of the frame structure 10 to rest on the shelf member 16; and otherwise extends for wardly of the frame structure 10 to carry the previously noted slide bearings 36 at either side thereof, and to have a front central anvil portion 42 formed thereon with a plurality of spaced clearance slots 44 for a correspond ing plurality of stripping blades 46 carried in parallel spaced relation above this anvil portion 42 on a cross head 48 that is mounted at the upper ends of a pair of slide rods S0 slidably disposed in the respective slide bear ings 34 and 36 of the guide bar 32 and anvil structure 18, and having their lower ends fitted with a bracket bar 52 on which downwardly extending pairs of yoke legs 54 and The improved heel stripping device of the present in vention is generally characterized by a lever arrangement for actuating the stripping means at substantial mechani cal advantage and in progressive or successive increments so that the heel stripping operation may be controlled nicely, while at the same time allowing it to be performed quite rapidly. In addition, the actuating lever arrange cated in FIGS. l and`2, and a lowered position for strip ping action as indicated in FIG. 4; »and the pairs of yoke ment employed further provides uniquely for selective legs 54 and 56 extending downwardly from the bracket retraction or withdrawal of the stripping means readily bar 52 serve for connecting actuating means thereat to whenever desired, either for recovery after completion control the reciprocation of the stripping means. For this purpose, one pair of yoke legs 54 has connected there at a rack bar 58 extending downwardly past the previous ly mentioned stop -bracket 26 on the frame structure 10 for engagement at its lower end by a ratchet mechanism of -a stripping operation, or to relieve any jamming that may ocur on occasion, or to restart a stripping operation if need be. These and other features of the present invention are described in detail below in connection with the accom panying drawings, in which: FIG. l is a front elevation, partly Ibroken away and S6 «are arranged. By the foregoing arrangement, the stripping means formed by the series of stripping blades 46 is disposed on the frame structure 10* for reciprocation in relation to the anvil at 42 between a raised position such as is indi indicated generally by the reference numeral 60. This 30 ratchet mechanism 60 comprises a housing formed by a sectioned, of a heel stripping device embodying the pres front plate member 62 and a pair of side plate members 64 and 66 slidably receiving the lower end portion of the ent invention; rack bar 58, and assembled with an inner plate member Y FIG. 2 is a right side elevation corresponding generally to FIG. l; FIG. 3 is a plan View illustrating further the structure 68 that serves as a positioning guide rearwardly of the rack bar 58, while additionally carrying a guide block 70 to dispose a release pin 72 in alignment beneath the stop of the stripping anvil; and bracket 26 and in relation to a pivoted pawl member 74 Vthat is -biased for engaging the rack bar 58 by a spring illustrating the heel stripping action provided by the de seated in the guide «block 70 at 74'. The pawl member 40 74 is pivoted on a pin '76 extended through the side hous vice of the present invention. The embodiment of the present invention shown in the ing plates `64 and 66 as well as the inner plate 68, and drawings comprises a basic frame structure 10 that has additional pins are likewisey extended at 78 and 80 for, the form of an upright three-sided shell with the fourth respectively, engaging return springs 82 extending from side thereof (i.e., the front side as seen in FIG. 1) gener the previously mentioned anchor bracket 24, and connect ally open between spaced flanges 12. This frame struc 45 ingthe ratchet mechanism 60 with an operating foot ture 10 is fitted with a suitable base member 14 to main pedal lever 84, that is pivotally mounted on a shaft tain it standing uprightly, is reinforced intermediate its 86 extended through the side faces of the frame struc height -by a horizontal shelf member 16, and has inset and ture 10 at the previously mentioned reinforcing plates fixed at the upper end thereof an anvil structure 18. 28. The pivot shaft 86 likewise carries a second foot In addition, a plate member 20 is lìxed interiorly of 50 pedal lever 88 that extends therebeyond to a connection the frame structure flanges 12 below the anvil structure from its rear end through a linkage 90 intermediate the 18 and extending downwardly to the shelf member 16 so length of a counter lever 92, that has its rear end carried as to close the front face of the frame structure 10` thereat; by the previously mentioned pivot bracket 25, and extends a retainer bracket 22 is mounted at the outer face of this forwardly therefrom with its other end connected through 55 plate member 20; an anchor bracket 24 is mounted at a further linkage at 9‘4 with the remaining pair of yoke the bottom of the reinforcing shelf member 16; a pivot legs 56 on the bracket bar 52 to complete the actuating bracket 25 is mounted in the lower portion of the frame lever controls. ' structure 12 at the back face thereof; a stop bracket 26 In addition, a brake means, as indicated generally by FIG. 4 is an enlarged fragmentary detail in perspective is fixed interiorly of right hand frame structure ñange 12 the reference numeral 96, is provided for holding the (as seen in FIG. l) to extend laterally therefrom; rein 60 shipping blades 46 at any given position in relation to forcing plates 28 are installed interiorly of the frame the anvil 42 until reciprocation is caused in one direction structure 10 `at the opposite sides thereof just above the or the other by the above described actuating means. This base member 14; a guard bracket 30 is installed on the brake means 96 -comprises an arm member 98 formed base member 14 across the spacing between the frame with a transverse sleeve portion 100 arranged on one structure ñanges 12; and a guide bar 32 is fixed exteriorly 65 of the slide rods `50 to slidably ride thereon, and with ' across the front flanges 12 of the frame structure 10> inter a laterial leg vportion 102 at the opposite end thereof for mediate its height with a pair of slide bearings 34 aligned bearing downwardly on the guide bar 3‘2 at a positioning therein below similar slide bearings 36 provided in the recess 104 therein. Closely adjacent the sleeve portion anvil structure 1S (see FIG. 3). 100, the 'brake means arm member 98 is recessed to Ehave 70 The anvil structure 18 mounted at lche upper end of a positioning rod 106 arranged upwardly therefrom to the frame structure 10 is formed with a substantial open extend through the previously mentioned retainer bracket 8,044,084 V22, with ar‘bias spring 108 confined by the retainer bracket invention may also be provided for operation to equally 22 so as to cause the leg portion 102 of the brake means good advantage without the brake means 96. When this is done, the stripping blades 46 will normally remain lowered on the anvil 42, in the absence of the brake 96 to bear downwardly on the guide bar 32 and thereby » provide a biasing reaction tending to cock the arm mem ber 98 soV that the sleeve portion 100 exerts a binding ' means 96 to hold them raised, so that the starting of a action on the slide rod 50 it rides for gripping and hold Ving the stripping means stationary unless its movement heel stripping operation will involve use of the alternate foot pedal 88 just to withdraw the stripping blades 46 up is forced by the previously described actuating arrange ' wardly for interposing a shoe S on the anvil 42 to have a heel H stripped therefrom. Once the shoe S has been ment. In operation, the heel vstripping device of the present invention, as described above, is manipulated for heel l() disposed in place in this manner for stripping, however, strippin-g operation in the >following manner. FIGS. 1 , and 2 of the drawings show Ithe various elements of the heel stripping device in position for starting a heel strip ' ping operation. At this position the stripping blades 46 are held in raised position above the anvil 42 by the action ofthe brake means 96, and the ratchet mechanism 60 is disposed at a starting position, under the tension of the return springs 82, directly beneath the stop bracket the4 stripping operation will be carried out exactly as has been simplydescribed be left atabove, .their lowered and the position strippingupon blades completion 46 of the stripping to be raised again by the foot pedal 8_8 for commencing a subsequent operation whenever de sired. - The present invention has been described in detail above for purposes of illustration only and is not intended »to «be limited by this description or otherwise except as 26 ’so as to have the lrelease pin 72 thereof vdepressed by 20 defined in the appended claims. the stop bracket 26 tomaintain the pawl member 74 out I claim: . of engagement with the 4rack bar 5S. Also, the retraction 1. Means of the character described comprising an of the ratchet mechanism 60 to this starting position dis anvil, stripping means reciprocable in relation to said poses the foot pedal lever'84 at its raised full line posi anvil, brake means biased for holding said reciprocable tion as seen in FIG. 2 in readiness for commencing a 25 stripping means stationary, and lever means 'for forcing stripping operation, while the other foot pedal lever 88 » will be lowered at the -full line position shown 'because of its connected arrangement with the bracket bar 52. If a shoe S is then placed on the anvil 42 to have a said reciprocable stripping means toward said anvil against the holding force of said brake means and incorporating a ratchet mechanism allowing said forcing to be done in successive increments. heel H removed therefrom by the stripping blades 46, 30 2. Means of the character described comprising an as indicated in FIGS. 2 and 4, the stripping operation anvil, stripping means reciprocable in relation to said may be commenced simply lby pressing downwardly on ' the >foot pedal lever 84, which has the initial edeet of drawing downwardly the ratchet mechanism 60 below the anvil, brake means biased for holding said reciprocable stripping means stationary, lever means for forcing said reciprocable stripping means toward' said anvil against stop bracket 26 so that the bias on the pawl member 74 35 the holding force of said brake means and incorporating can act to displace upwardly the release pin 72 and allow a ratchet mechanism allowing said forcing to be done in' engagement with the rack bar 58. Further downward successive increments, means biasing said lever means for movement of the foot pedal lever 8‘4 will thereupon return to a starting position after each such forcing cause the. stripping blades 46 4to -be pulled downwardly increment, and means acting at said starting position to against the holding force of the brake means 96 so as 40 release said ratchet mechanism for permitting withdrawal to close toward the anvil 42 and start the stripping opera of said reciprocable stripping means from said anvil. tion. The mechanical advantage provided through the 3. Means of the character described comprising a ñxed foot pedal lever y84 is substantial as this is done so that anvil, a stripping head mounted for reciprocation in re the heel stripping action obtained is easily commenced and can be readily continued in progressive increments by repeated downward strokes of thepedal lever 84. The downward stroke extent of the pedal lever 84 is pref erably proportioned to close the stripping blades 46 t0- ` wards the anvil 42 in an extent of about % of an inch, and several strokes are accordingly needed to complete the stripping operation `by closing the stripping blades 46 on the anvil 42 sufficiently to force the heel H off of the shoe, S, as indicated in FIG. 4, so that it will finally drop away and fallY íntothe scrap bin 40 that ispositioned to collect «the strippedv heels as they are removed. ' Y After each stroke of the foot pedal lever 84„the ratchet mechanism 60 will be released from the rack bar 58 if it is allowed to Vreturn to its starting position, so that re traction of the stripping means is possible at any time for relieving a jammed condition, or for restarting the >stripping operation, simply by releasing the pedal lever 84 to its starting position and pressing downward alterna tively on the foot pedal lever 88 which will have been raised to an extent corresponding with the previous down , ward movement of `_the stripping blades 46 by the pedal lever 84. . Upon completion of a Vfheel'stripping operation, Y Ythe alternate foot pedal lever 88 will be raised fully to _ the dotted line position indicated in FIG; 2 and downward pressure thereon at this time ¿will Vresult in forcing with lation to said anvil, brake means biased for holding said stripping head at any given position in relation to said anvil, a first lever means for forcing reciprocation of said stripping head toward said anvil against the holding force of said brake means and incorporating a ratchet mechanism allowing said forcing to be done in successive increments, means biasing said first lever means for re turn to a starting position after each such forcing incre ment, means acting at said starting position to release said ratchet mechanism thereat, and a second lever means operable whenever said ñrst lever means is at said starting position for withdrawing said stripping head from said anvil against the holding force of said brake means. ’ ~ 4. Means of the character described comprising a frame structure, an anvil fixed on said frame structure, a strip ping head mounted for reciprccation in relation to said 'anvil on at least one slide rod guided by said frame structure, brake means biased for'holding said stripping head at any given position in relation to said anvil, said brake means being formed by an arm member having a transverse ‘sleeve portion at one end slidably riding said stripping head slide rod and a lateral leg portion at the other end thereof for bearing on said frame struc ture with the bias thereon applied adjacent said sleeve portion end in the direction causing said leg portion to drawal of the stripping Iblades 46 from the anvil 42 against 70 bear on said frame structure, and first and second lever the holding force of the brake means 96 to returnV the stripping »blades 46 to their original raised position as seen means mounted on said frame structure and operable se in FIGS. 1 and 2 for commencing a succeeding heel vstrip ping operation. stripping head toward said anvil and withdrawing said ` The aboveV described stripping device Yof the present 75 lectively for alternatively forcing reciprocation of said stripping head therefrom against the holding forcent said brake means. . k1),i, 3,044,084 6 5 5. Means of the character described comprising a encountered in stripping said interposed work, said lever frame structure, an anvil fixed on said frame structure, a means incorporating a ratchet mechanism allowing said forcing to be done in successive increments and being biased for return to a starting position after each such stripping head arranged slidably on said frame structure for reciprocation in relation to said anvil, brake means biased on said frame structure for holding said stripping head at any given position in relation to said anvil, a forcing increment, and means acting at said starting po sition to release said ratchet mechanism for permitting Withdrawal of said reciprocable stripping means from iirst lever means mounted on said frame structure for forcing reciprocation of said stripping head toward said anvil against the holding force of said brake means and incorporating a ratchet mechanism allowing said forcing said anvil by said second mentioned means. 9. Means of the character `described comprising a fixed anvil, `a stripping head mounted for reciprocation in relation to said anvil, a iirst lever means for forcing to be done in increments by successive strokes of said iirst lever means from a starting position, means biasing said lirst lever means on said frame structure for return reciprocation of said stripping head toward said anvil against the resistance encountered in stripping work place to said starting position after each such stroke, means acting at said starting position to release said ratchet ratchet mechanism allowing said forcing to be done in mechanism thereat, and .a second lever means on said successive increments and being biased for return to a frame structure connected for following the reciprocat ing motion of said stripping head and alternatively oper able whenever said ñrst lever means is at said starting starting position after any such forcing increment, means acting at said starting position to release said ratchet therebetween, said first lever means incorporating a mechanism thereat, and a second lever means operable position for forcing withdrawal of said stripping head 20 whenever said first lever -means is at said starting posi tion for withdrawing said stripping head from said anvil. from said anvil against the holding force of said brake 10. Means lof the character described comprising a frame structure, an anvil fixed on said frame structure, a stripping head carried on said frame structure for slid means. 6. Means of the character described as deñned in claim 5 and further characterized in that said stripping head incorporates a plurality of stripping blades extending ing reciprocation in relation to said anvil, a first lever in spaced parallel relation toward said anvil, and said anvil is formed with spaced clearance slots for said means mounted on said frame structure for forcing re blades. ciprocation of said stripping head toward said anvil against the resistance of work placed therebetween, said . 7. Means of the character described comprising an lirst lever means incorporating a ratchet mechanism a1 anvil, stripping means reciprocably in relation to said 30 lowing said forcing to be done in increments by succes anvil, means for withdrawing said reciprocable stripping sive strokes of said lirst lever means, means biasing said means from said anvil so that work to be stripped may iirst lever means with respect to said frame structure for return to a starting position after any such forcing stroke, means on said frame structure acting at said be interposed, and lever means for forcing said recipro cable stripping means toward said anvil against the re sistance encountered in stripping said interposed work, said lever means incorporating a ratchet mechanism allowing said forcing to be done in successive increments. 8. Means of the character described comprising an 35 starting position to release saidratchet mechanism there at, and a second lever means mounted on said frame structure and connected for following the reciprocatingV motion of said stripping head so as to be alternatively anvil, stripping means reciprocable in relation to said operable whenever said first lever means is at said start anvil, means for withdrawing said reciprocable stripping 40 ing position for withdrawing said stripping head from means from said anvil so that work to be stripped may be interposed, lever means for forcing said reciprocable stripping means toward said anvil against the resistance said anvil. i No references cited.