US2149663A - Strap and buckle fastening - Google Patents

Description

March 7 1939. F4 BRIGHTEN I 2,149,663 I STRAP AND BUCKLE FASTENING File d Feb. 5, 193's NE WM, fir' q liiem Patented Mar. 7, 1939 I V I 2,149,663

UNITED STATES PATENT OFFICE STRAP AND BUCKLE FASTENING Frank Brighten, London, England Application February 5, 1938, Serial No. 189,004 In Great Britain September 13, 1937 1 Claim. (Cl. 24-266) This invention relates to a stop device for 3 of the buckle 4), said projection being located use on straps used in strap and buckle attachat or near the end of the strap intended for ments of the kind where a strap is threaded threading through the buckle. The projection through a prongless buckle and held by friction. 2 has a point 5 directed towards the strap end 5 One example is the buckle on the side of a bathand an abutment ridge 6 at the opposite end. 5 ing cap which is attached to the cap generally The pointed end 5 may be thinned off so that by a press-stud fastener, the socket part of the fiat projection 2 is wedge-shaped merging which is made on the middle bar of the buckle, into the surface of the strap as more clearly seen and the strap is a rubber chin strap. The inin Figures 2 and 3.

10 vention is not limited to this example. In this The projection 2 may be triangular shaped 1Q kind of attachment, the strap is threaded through (not illustrated) with the base of the triangle the slot on one side of the buckle (between the disposed transversely across the strap to form frame and the middle bar) passed over the bar, the abutment ridge 6, and the apex pointing lonand returned through the slot on the other side gitudinally towards the end of the strap similar of the buckle. The primary object of the presto the direction of the point 5. 15 ent stop device is to avoid the accidental with- In the form illustrated, the projection is tridrawal of the strap from the buckle, or any angular but with its base outwardly curved at loosening sliding movement, a defect to which 8, e. g. semi-circular. This may, however, be this kind of fastening is liable, especially when a flat arc, or the contour given may be pear- 30 the strap is ofv rubber and has become wet. A shaped with the point of the pear lying in the further object is to provide, means which not only direction of the point 5.

prevent this accidental movement of the strap Such a projection may be moulded integrally in the buckle, but'will not impede the action of with the strap or may be attached thereto. threading the strap when making the fastening. In use the pointed end 5 of the projection According to the invention the strap, at or 2 facilitates the threading of the strap through near the end intended for threading through the buckle 4 whilst the abutment orwide end the buckle and on that face which lies against 6 prevents the accidental withdrawal. By givthe bar of the buckle, is provided with a flat ing this abutment edge the curved configuration projection which forms a point directed towards illustrated the action of deliberately detaching the strap end and an abutment ridge at the the strap is not greatly hindered by the abut- 30 opposite end which acts as a retaining stop prement edge 6. venting accidental withdrawal of the strap I claim: 7

through the buckle. In a strap and buckle attachment for bathing An embodiment of the invention is illustrated caps, a flat prongless buckle having strap receivby way of example in the accompanying drawingslots, a flexible strap having an integral stop ing which shows the application to the strap device thereon near the leading end thereof,

of a bathing cap. In the said drawing: said device consisting of a substantially flat com- Figure 1 is a side view showing the strap Sepressible projection formed on one face of the cured in position thr0ugh.its buckle which is strap, said projection being thinned off in the 40 fixed (according to the example) to a bathing direction ofits length toward the leading end 40 cap; 7 of the strap and merging into the surface of Figure 2 is a perspective View to a larger scale the strap to facilitate its being compressed and of the end of the strap threaded through the threaded through the slots of the buckle, and buckle; and the end of the projection opposite the leading Figure 3 is an edge view of Figure 2. end of the strap providing an abutment ridge Referring to the drawing, the strap l is profor engaging an edge of one of the slots in the vided with a flat projection 2 on one of its faces buckle.

(i. e. the one which, in use, lies against the bar FRANK BRIGHTEN.

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