US137308A - Improvement in changeable-gage railway-trucks - Google Patents

Improvement in changeable-gage railway-trucks Download PDF

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US137308A
US137308A US137308DA US137308A US 137308 A US137308 A US 137308A US 137308D A US137308D A US 137308DA US 137308 A US137308 A US 137308A
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trucks
changeable
improvement
gage
railway
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61FRAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F7/00Rail vehicles equipped for use on tracks of different width

Definitions

  • the truck of a rail-car may be contracted or expanded laterally so as to be adapted to run upon either wide or narrow gage railways, and may therefore start upon a railway of one gage and may, at will, be changed so as to run upon a wider or narrower gage railway, at pleasure, without being lifted or removed from the rails.
  • the object of my invention is to avoid the necessity of unloading from one car and reloading into another, as often as the. gage or gages of the road or roads may change in the transit of wood, coal, stone, or other freight from the forest, mine, or quarry, or other depot, to market or other place of delivery.
  • the first part of my invention relates to such construction and arrangement of the parts composing the truck as will admit of such lateral contraction and expansion with cheapness and convenience, as will be hereafter more fully described.
  • the second part of my invention relates to the combination of a central shaft extending the entire length of the truck and exactly midway between the wheels thereof, and having its bearings in the cross-pieces which support the car proper, and
  • Figure 1 represents a side view of a truck embracing my invention, with a cross central-section of one of the cross-pieces B, so made in order to display a clear view of the interior parts of the mechanism employed.
  • Fig. 2 represents a cross-section of the same made as indicated by the broken line a b, Fig. 1.
  • Fig. 3 repre' sents a rear end view of the same.
  • Fig. at represents a plan view of my adjustable truck; Fig 5, a side view of the movable rail and platform; and Fig. 6 a longitudinal vertical section of the same.
  • the wheels F F are boxed and journaled in the frame-pieces H H and E E, and these frame-pieces are attached to the sliding blocks D and E, to which are attached therack-bars 'v 'v and the frame-pieces H H and E E, sliding back and forth laterally on the guide-bars I I and the blocks D and E; and their rails are confined and guided by the grooves or ways provided for them in the cross-pieces B B; and by turning the center shaft A to the left the teeth of the pinion G will drive the blocks D and E in opposite directions, and
  • the central shaft may be revolved by any suitable means, by hand or otherwise. Such means are no part of my invention.
  • the framing and boxing for the wheels on either side of the truck may be firmly held apart by cross-bars or by a ratchet or dog, as shown in Fig. 3; but this is no part of my present invention.
  • the top sides of the blocksD and E maybe provided withrollers, if found to be expedient.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machines For Laying And Maintaining Railways (AREA)

Description

.l. MGCAULEY.
Changeable Gage Railway Trucks.
No. 137,303, Pat entedAprHL1873.
Wlnsses:
AM. moro-umoaumlc ca mt(osng-:1s macssg) UNITED STATES PATENT FFIE.
JAMES MOCAULEY, or ELKTON, MARYLAND.
IMPROVEMENT IN CHANGEABLE-GAGE RAILWAY-TRUCKS.
Specification forming part of Letters Patent No. 137,308, dated April 1, 1873; application filed 4 January 24, 1873.
To all whom it may concern:
Be it known that I, JAMEs McGAULEY, of Elkton, county of Cecil, and State of Maryland, have invented certain Improvements in Railroad Oar-Trucks and Railways, of which the following is a specification:
I will here premise generally that, by means of the mechanism employed by me, the truck of a rail-car may be contracted or expanded laterally so as to be adapted to run upon either wide or narrow gage railways, and may therefore start upon a railway of one gage and may, at will, be changed so as to run upon a wider or narrower gage railway, at pleasure, without being lifted or removed from the rails.
The object of my invention is to avoid the necessity of unloading from one car and reloading into another, as often as the. gage or gages of the road or roads may change in the transit of wood, coal, stone, or other freight from the forest, mine, or quarry, or other depot, to market or other place of delivery.
The first part of my invention relates to such construction and arrangement of the parts composing the truck as will admit of such lateral contraction and expansion with cheapness and convenience, as will be hereafter more fully described. The second part of my invention relates to the combination of a central shaft extending the entire length of the truck and exactly midway between the wheels thereof, and having its bearings in the cross-pieces which support the car proper, and
having a pinion upon each end thereof, with two rack'bars for each pinion, one above and the other below the same, in such a manner that by revolving the center shaft to the right or left the truck is laterally contracted or expanded, as will be hereinafter more fully de scribed.
In the accompanying drawing, Figure 1 represents a side view of a truck embracing my invention, with a cross central-section of one of the cross-pieces B, so made in order to display a clear view of the interior parts of the mechanism employed. Fig. 2 represents a cross-section of the same made as indicated by the broken line a b, Fig. 1. Fig. 3 repre' sents a rear end view of the same. Fig. at represents a plan view of my adjustable truck; Fig 5, a side view of the movable rail and platform; and Fig. 6 a longitudinal vertical section of the same.
The wheels F F are boxed and journaled in the frame-pieces H H and E E, and these frame-pieces are attached to the sliding blocks D and E, to which are attached therack-bars 'v 'v and the frame-pieces H H and E E, sliding back and forth laterally on the guide-bars I I and the blocks D and E; and their rails are confined and guided by the grooves or ways provided for them in the cross-pieces B B; and by turning the center shaft A to the left the teeth of the pinion G will drive the blocks D and E in opposite directions, and
both outwardly with the same speed, while the central shaft A will always maintain its position under the center of the car and equidistant from the wheels on each side, and the blocks carry with them the wheels, of course.
The central shaft may be revolved by any suitable means, by hand or otherwise. Such means are no part of my invention.
The framing and boxing for the wheels on either side of the truck may be firmly held apart by cross-bars or by a ratchet or dog, as shown in Fig. 3; but this is no part of my present invention. In order to diminish friction the top sides of the blocksD and E maybe provided withrollers, if found to be expedient.
Claims.
What I claim as my invention is- 1. The combination of frame-pieces II II and E E, guide-bars I I, and blocks D E D E, constructed substantially as and for the purpose described.
2. The combination of the center shaft A provided with the pinions O O, the blocks 1) D E E having the rack-bars o c 'v o, substantially as shown and described, for the purpose set forth. a
J AME-S MGGAULEY.
Witnesses:
F. HUGKEL, ALEX. M. S'rouT, Jr.
US137308D Improvement in changeable-gage railway-trucks Expired - Lifetime US137308A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2415219A (en) * 1943-11-10 1947-02-04 Buda Co Variable gauge motor car
US2973723A (en) * 1955-03-25 1961-03-07 Chain Belt Co Roadway working apparatus
US3811384A (en) * 1972-04-10 1974-05-21 Goodyear Tire & Rubber Vehicle drive
US4941408A (en) * 1988-12-15 1990-07-17 Lovitt Jr Estel L Adjustable frame for rail wheels on motor vehicles adaptable to ride on railroad tracks

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2415219A (en) * 1943-11-10 1947-02-04 Buda Co Variable gauge motor car
US2973723A (en) * 1955-03-25 1961-03-07 Chain Belt Co Roadway working apparatus
US3811384A (en) * 1972-04-10 1974-05-21 Goodyear Tire & Rubber Vehicle drive
US4941408A (en) * 1988-12-15 1990-07-17 Lovitt Jr Estel L Adjustable frame for rail wheels on motor vehicles adaptable to ride on railroad tracks

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