US2001821A - Shoe - Google Patents

Description

May-21, 1935. J. H. EvERsToN SHOE Filed NOV. 23, 1935 INVENTOR im @web ATTORN EYS `infernal May-21,1935 E k` g 2,001,821

i l UNITED STATES PATENT OFFICE SHOE Joseph H. Everston, Milwaukee, Wis. Application November 23, 1933, Serial No. 699,319 3 claims. (ci. :ao-2s) This invention relates to improvements in elastic. For example, the cork composition long shoes. used as a filling between shoe soles may be em- It is the object of the invention to provide a ployed at I1. cushioned, shoe sole which will give fully cush- Similarly, the forward portion of the Shoe at 5 ioned support to healthy feet, and will automati- I8 haS a filling Of cork COInpOSitiOn 0r the like. 5

cally provide less yielding support and massage In both instancesthe relatively inelastic filling for feet with a tendency toward flatness. iS tapered 05. aS ShOWn at I9 in Figure 2 and at It is a further object of the invention to pro- 20 in Figure 4, and the cushion element I0 overvide a cushioned .sole in which the cushion is so lapS the leSS yielding lling Sc aS t0 protect the fOOt l0 devised as to reduce the tendency of the foot to 0f the Wcai'er from any Sharp edge. l0 slide forward in the shoe. f When the foot is not under load in the shoe, In the drawing: the surface of the insole will feel uniform to prac- Figure l is a bottom plan view of a, shoe on the tically any foot, and -the difference between thel last prior to the application of theoutsole, elastic and inelastic filler will not be evident.

Figure 2 is a longitudinal section through the To the normal healthy foot having a Sound arch, l5 lasted shoe upon the line indicated at .2f-.2 in the relatively inelastic filler will not be tangible, Figure 1. even under load, since the foot will not rest upon Figure 3 is a plan view of the insole, which, for it and will be fully cushioned throughout its convenience, is illustrated inverted for compari- `extent upon the cuShiOn l0- If, hOWever there son v4with Figure'l.` should be any tendency for the foot `to slide 20 Figure 4 is a detail view in cross section in the forward in the shoe, this tendency Weuld he replane indicated by the line 4-4 in Figure 1 and Sisted, rst,-by the engagement of the heel inthe showing the cushion as it appears under load. very soft double cushion plcvided in the heel Like parts are identified by the same reference Seat, and Sec0ndly,by the contact 0f the tOeS characters throughout the several views. with the slightly leSS yielding filler l8- 25 As indicated in the statement of object, the in- If the Shoe iS Worn by a pei'SOn WhOSe arch iS vention is primarily concerned with the cushion, not what it should be, a portion of the weight most of which is incorporated between the cutof. the foot will be thrown onto the less yielding sole 5, insole 6, and the space defined by the infiller element at I1, when the foot is under load,

seam ridge 1, and counter 8. All of this space due to the fact that the portion of the foot at the 30 occupied by the sole of a normal foot, from heel outside of the arch will sink slightly due to the Vto toe, is filled with a yieldable cushion Ill, such yielding of the cushion III. Thus, the OOt having as may be made of sponge'rubber, rubber coated a tendency tOWald iiatneSS Will be ccntinually fiber, or other yieldable porous or elastic compomassaged during the use 0f the Shoe by itS Inovesitions. ,The cushion In is preferably rather soft ment to and from pressure engagement with the 35 as compared with other fillings used in this space Ielatively rigid and unyielding filler at |7- At heretofore. the same time it will receive material support In order to provide additional resiliency at the from the filler l1 When under loady Such Supheel seat, the outsole Ais preferably skived away Dort being automatically removed, When the foot 40 from below at I I to provide a pocket directly above iS not under load, by the expansion of the cushion 4o the heel I2. The remaining portion I4 of the sole l0.

between the pocket Il and the cushion I0 is so In order that the foot may partake vfreely of thin as to be highly flexible. Ilhls pocket is filled the advantages provided by the relatively difwith a supplementary cushion I5, preferably of vferent degrees of cushioned Support provided in material like that used in the cushion I0. This the filler, the flexibility of the insole is preferably 45 i construction provides a highly eflicient means of enhanced by the pIOViSiOn 0f IOlWS 0f aperturesprotecting the heel of the wearer from shock and There is a series of apertures in the inSOle at 2| at the same time leaves a pocket into which the directly above the heel recess II. A second row wearers heel will be received under load. of apertures at 22 follows the outline of surface It is a very important feature of the present II). A third row-of apertures at 23 roughly fol- 50 invention to provide at Il, in a position out of lows the contours of the filler element I8. contact with a normal healthy arch, a filling I claim: which is much less elastic than the cushion I0. 1. In a shoe,` the combination with an insole, The filling I1 may be elastic to some slight deof a filler which comprises a yieldable elastic gree if desired, but is preferably substantially incushion conforming substantially in outline to 55 Aof the 1111er beneath the the print of a normal healthy foot, the portion inside portion of the longitudinal` arch of the foot comprising a less elastic body.

2. In a. shoe, the combination with an insole and outsole having a space therebetween, of a the space between said soles and extending around JOSEPH H. EVERSTON.

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