US2116730A - Crutch - Google Patents

Description

May 10, 1938.

E. L. MENTON CRUTCH Filed June 12, 1936 A tiomeys Patented May 10,

UNITED STATES PATENT OFFICE 2,110,730 ORUTCH Ernest L. Menton, Deer River, Minn.

Application June 12, 1936, Serial No. 84,969

i 1 Claim. (01. 135-50) The present invention relates to new and useful section 2 is a wing screw 5 which is selectively improvements in crutches and has for one of engageable in the spaced holes 6 which are proits important objects to provide, in a manner as vided therefor in the upper portion of the lower hereinafter set forth, a crutch embodying a novel section 3 for releasably securing said lower sec- 5 construction and arrangement through the metion in adjusted position. The reference numeral dium of which said crutch may be expeditiously 'l designates generally a hand grip which is adadjusted to any desired length within a given justably mounted on the upper section 2. The range, I hand grip 7 comprises a sleeve 8 which is slidable Another very important object of the invention on the upper section 2, said sleeve having mounted i0 is to provide a crutch embodying means for thortherein a wing screw 9 which is selectively engagel0 oughly absorbing the shock which ordinarily ocable in holes l0 which are provided therefor in curs each time the device is engaged with the said upper section 2 for releasably securing the ground, hand grip I in adjusted position thereon. Pro- Still another important object of the invenjecting from the sleeve 8 are inclined, diverging tion is to provide a crutch the staif of which arms Ii between the free end portions of which may be expeditiously telescoped in a manner to a handle i2 is mounted. The handle 12 may be require a minimum of space when said crutch is I of any suitable material, such as sponge rubber. not in use. Slidably mounted on the lower end portion of A still further important object of the inventhe lower stafi section 3 is a foot H. A pin It tion is to provide a crutch embodying an adjustprojects from the lower end portion of the lower 20 ably mounted hand grip. staif section 3 and is engaged in a vertical slot 20 Other objects of the invention are to provide it) which is provided therefor in the foot it for a crutch of the aforementioned character which limiting the movement of said foot. Mounted will be comparatively simple in construction, in the foot i3 and engaged with the lower end strong, durable, highly eflicient and reliable in of the lower staff section 3 is a comparatively 25 use, light in weight, attractive in appearance and short, stiff shock absorbing coil spring it. which may be manufactured at low cost. It is thought that the manner of using the de- All of the foregoing and still further objects vice will be readily apparent from a consideraand advantages of the invention will become aption of the foregoing. The crutch may be conparent from a study of the following specification, veniently made to accommodate persons of dif- 30 taken in connection with the accompanying ferent heights by simply adjusting the lower secdrawing wherein like characters of reference detion 3 in the upper section 2 and adjusting the signate corresponding parts throughoutthe sevhand grip l on said upper section 2. As the eral views, and wherein:- crutch engages the ground the comparatively Figure 1 is a view in side elevation of a crutch short, stiff coil spring it absorbs the shock which 35 constructed in accordance with the present inis ordinarily sustained while at the same time not vention, permitting too much resiliency such as would Figure 2 is a view in horizontal section, taken occur should a comparatively long, weak spring substantially on the line 2-2 of Figure 1. be used. When not in use the crutch may be Figure 3 is a horizontal sectional view, taken telescoped in a manner to occupy a minimumof 40 substantially on the line 33 ofFigure 1. space by simply withdrawing the securing screw Figure 4 is a vertical sectional view through the 5, sliding the lower section 3 upwardly into the lower portion of the invention, taken substantially. upper section 2 and then engaging said securing on the line t-t of Figure l. screw 5 man opening H which is provided there- 5 Referringnow to the drawing in detail, it will for in the lower endportion of said lower secbe seen that the embodiment of the invention tion 3. which has been illustrated comprises a staff which It is believed that the many advantages of a is'designated generally by the reference numeral crutch constructed in accordance with the presi, said staff being tubular and being formed from ent invention will be readily understood, and suitable light metal, such as aluminum. The although a preferred embodiment of the device 50 staff i includes an upper section 2 and a lower is as illustrated and described, it is to be undersection 3, the latter telescoping into the former. stood that changes in the details of construction v On the upper end of the upper stafi section 2 is a and in the combination and arrangement of parts shoulder rest 4. may be resorted to which will fall within the Mounted in the lower end portion of the upper scope of the invention as claimed.

What is claimed is:--

A crutch or the class described comprising an upper straight tubular member, a transversely extending shoulder piece fastened directly to the upper end thereof, a lower straight tubular member telescoping into the lower end of the first member and being but slightly longer than the first member so that when the second member is placed in the first member but a. short piece of the second member will project from the lower end of the first member, a screw at the lower end 01' the first member and the upper portion of the ERNEST L. MENTOR.

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