US1803904A - Switch point protector - Google Patents

Description

y 5, 1931. I. J. KILBURN 1,803,904

SWITCH POINT PROTECTOR Filed Aug. 20, 1928 9 0 ITI 1 P14. F1

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to Figure 3. suflicient length to project beyond the free Patented May 5, 1931 UNITED STATES PATENT OFFICE ISAAC J. KILBURN, OF DENVER, COLORADO, ASSIGNOR TO THE AMERICAN SWITCH POINT PROTECTOR AND RAILROAD EQUIPMENT COMPANY, OF DENVER, COLORADO, A CORPORATION OF COLORADO SWITCH POINT PROTECTOR Application filed August 20, 1928. Serial No. 300,884.

This invention relates to railway switchside the tread of the rail to be engaged by point protectors of the general type exeInthe flanges of the wheels on passing railway plified in my Patent No. 1,701,890, ISSll cars and locomotives, and the plate is con- February 12, 1929, and its principal object caved lengthwise, as at 14, along its side enis to provide a device for the protectlon Of a gaging the rail to insure a firm contact under switch rail or switch point from wear and all conditions. injury, that is readily applied to the rails or The plate is beveled at its longitudinal points of any standard switch without any edges to provide the tapering wear-faces 16 alteration in the form and construction therethat in practice are engaged by the wheel- 10 of, which is adjustable to different positions flanges, and for its connection to the rail, the on the rail and which is reversible whereby plate has two rows of holes 17 equidistantly to double the period of its usefulness. spaced apart and extending at equal distances Other objects are to be found in the course fr m its longitudinal edges. 7 of the following description with reference The holes are for the purpose of receiving 15 to the accompanying drawings. the bracket-bolts in different positions of the In the drawings in which like characters of protector or to admit in addition to said reference designate corresponding parts bolts other fastening devices that may be dethroughout the views, sired to further secure the plate.

Figure 1 represents a plan View of a por- It will be apparent that the protector may 2 tion of a railway switch showing the 1111- be reversed when one of its beveled contactproved protectors in operative relation to faces is worn away, to present its opposite the rails thereof, corresponding face in operative relation to Figure 2, an enlarged plan view of the the tread of the switch-rail, and it will furprotector and the switch parts with which it ther be noted that owing to the provision of i i t d the multiplicity of symmetrically arranged Figure 3, a face view of the construction bolt-holes, the position of the protector relaillustrated in Figure 2, looking in the direc tive to the switch point may be varied accord tion of the arrow A, and ing to different conditions.

Figure aha cross-section along the line 44, It is preferred to make the protector of 0 The tapering points or rails 5 of a railway end of the switch. point, to further guard switch are as usual connected for conjoint said end against wear. movement relative to the stock-rails 6 0f the The double-edge protector constructed as track, by means of rods 7 and 8. shown and described, is interchangeable be- One of the rods 7, commonly known as the tween the two rails or points of a railway number one rod, is fastened to the switch switch, i. e. it may be used at either side of rails by lugs or brackets 9 that are rigidly the switch without any change in its form or secured to the points by means of bolts 10, at construction. opposite sides of a Web 9a and to which the What I claim and desire to secure by Letrod is fastened by bolts 12. The bolts 10 are ters Patent is: V 99 for the purpose of the present invention, re 1. A protector for switch-rails comprising placed by bolts of somewhat greater length a plate "having parallel longitudinal wearto secure the protectors in addition to the edges to extend along the tread of a switchbrackets. rail, and having bolt openings transverse to Each of the protectors, as shown in the and at equal distances from said edges, for the drawings, consists of a plate 13 placed beapplication of bolts by which the plate is tween the switch-rail and the respective fastened to the rail. bracket and secured in place by the bolts 10, 2. A protector for switch-points comprisas stated hereinbefore. ing a plate concaved along one of its sides 59 The upper edge of the plate extends alongand adapted to be fastened to a switch-rail with its concave side next to and spaced from by the flange of a wheel moving along the the switch point, the plate having a wear-edge switch point, and bolts fastening the protecto extend along that upper portion of the tor in either of its said positions. switch point ordinarily engaged by the flange In testimony whereof I have affixed my of a wheel moving along the point. signature.

3. The combination of a switch point and a ISAAC J. KILBURN. protector for same, comprising a plate apertured for the reception of bolts at different distances from its ends and having a wear- 1@ edge to extend along the tread of the switch point and bolts in the apertures fastening the protector to the switch point.

4. A protector for switch-rails comprising a plate having parallel longitudinal wearedges and having two rows of bolt'holes at equal distances from said edges. i

5. The combination with a railway switch including switch-rails, a connecting rod and lugs for fastening the rod to the rails, of a p m protector between a rail and the respective lug and having a wearedge along that upper portion of the switch point ordinarily engaged by the flange of a wheel moving along the point, and bolts fastening the lug and the protector to the rail.

6; The combination with the point of a railway-switch, of a protector reversibly fastened thereto, and having one of two parallel longitudinal wear-edges extending along so that upper portion of the switch point or- I dinarily engaged by the flange of a wheel moving along the point.

7 The combination with a rail of a railway-switch, of a protector plate bolted there- ?35 to and having one of two parallel wear-edges a we extending along the tread of the rail, the plate being reversible and longitudinally adjustable on the rail.

8. The combination with the point of a to railway switch, of a protector-plate fastened 7 I to the point and projecting beyond the free end thereof, the plate having-a longitudinal wear edge extending along that upper portion of the switch point ordinarily engaged I 45 by the flange of a wheel moving along the 0 point. r i

9. The combination of a switch point and a protector therefor extending along that upper portion of the switch point ordinarily 50 engaged by the flange of a wheel moving 1 v 5 along the switch point, the protector having a concave side whereby a portion of the protector is spaced from the side of the'switch point. I V 55 10. The combination of a switch point and a concave protector therefor, the concave portion of the protector spacing a portion of the same from the switch point, and the protector having substantially parallel wear edges engaging the switch point at opposite i sides of the concavity.

11. The combination with a switch point, of a reversible protector, adapted in either of two positions to engage a side of the point 7 7 along that upper'portion ordinarily engaged e

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