US986240A - Trolley. - Google Patents

Description

F. STONE.

TROLLEY.

APPLIUATloN FILED JUNE s1, 1909.

Patented Mar. '7, 1911.

Un ITED sra'rns rnirnnr oFF-ron FRANK STONE, OF BRADFORD, PENNSYLVANIA.,

TROLLEY.

Specification of Application filed June 9z T o all' whom it may concern.:

Beit known that I, FRANK Sirone, a citizen ot 'the United States, residing at lrad ford,`in the county of McKean and/Stato of Pennsylvania,have invented a 'new and useful Trolley, oit which the following is a specification.

-T he invention relates to improvements in trolleys for electric railways.

The object of the presentV invention isto improve the construction ot trolleys, and to provide a simple, inexpensive and ct'ticient device of `great strength and durability.` 'applied to a trolley adapted to be readily pole as an attachment, and capable of pre-- venting trolley wire and of reducing the wear to a minimum.

lhercot lo secure the proper length Another object of the invention is to provide a guard, adapted to be 'arranged closel to the trolley Wheel to protect the. same from cross' Wires, and capable ot' yielding outlWardly' so as-not to interferey with the tree movement of the. trolley Wheel.

lith these and other objects in vien'. the invention consists in the construction and novel combination described, illust-rated in the acconnianyingr drawing, and pointed out in the claims hereto appended: it being understood that lvarious changes in the forni, proportion, size and` minor details of construction, Si 'ithin the scope of the claims, may be resorted to Without departing` from the spirit or sacrificing any of the advantages o-the invention. y I

In the draWing: -Figure 1 is ay side elevation of .a trolley pole attachment, con structed inaccordance with this invention. Fig. 2 is a longitudinal sectional View of the saine. Fig. 3ds a transyerse lsectional view, taken Substantially on the line ofFig. 1. Fig. lis a detail sectional riew on the line #4 ot Fig. L.. Fig. 5 is ay detail View' of the'yieldably mouned guard. Fig. G is adelail View, illustrating the construction of the forked spring engaging plate.

Like numerals ot reference responding` parts in alll the drawing.

The attachment, which is adapted to be. applied to an ordinary trolley pole bylcutting ott an inch or two of the upper end ot' the. a; troldesignate corgnres 'of the troliey, comprisesl in its construction the trolley Wheel from leaving the of parts hereinafter fullyV Letters Patent. Patented Dhu'. *7, 1.911.

1909. Serial No. 501,048.

ley head 1, composed of a tubular socket '2 l and a rearwardly extending supporting arm l 3, preferably formed integral with the socket ly and arranged at the upper end thereof. The i socket 2 is split longitudinally at the rear l side at l to torni a yieldable clamp, and it.Y

is provided at opposite .sides ofthe split portion irith ears 5 receiving a clamping screiiY G. The perforation o t' one ot'the. ears l 5 isthreaded to engage, With the threads of l the screw. and the latter isadapted to draw l the opposite sides ot' the socket tightly into l trietional engagement with the trolley pole. l l'he socket and the pole are preferably i pierced by a transverse bolt or pin G to prel rent" the socket from turning on the pole. l ',lhe trolley head is provided at the vfront ot' l its `upper end with a recess 7, formino' side l flanges or Walls 8 and receiving a bractet 9.I l which is pivoted in therecess by Aa pin 10, l'or other `suitable fastening device, piercing l 4the walls S and the lower end of the bracket. ,The bracket. which is adapted to swing upward and downward, is yieldably sup n ported by a coiled spring 11, and it isof l angular form being composed of a lower straight stem 12. a rearwardly extending intermediate. portion 13 and anfupwardly` projecting arm 14. The stem and thearm extend in opposite directionsjtrom the intermediate connecting portion 153, and are disposed at approximately right angles to the same. The intermediate portion 13 and the arm 14 providean approximately l..- shaped upper portion to the bracket. The arm 3 of the trolley head is recessed to pro vide a cylindrical seat 15 for the coiled spring, and'ity has a terminal eye 16 for the vattachment of a cord or rope. VThe upper end ot the spring is .suitably secured to the lower face o the intermediate connecting portion of the bra-siret integral hooli-shapet'i lug llt. an inner projection 15". and a screw 1W. which also se; cures a plate li' lo the lower tace of the counecting` portion of. the bracket. The hookshaped lug par'ially embraces the upper coil- -of the. supporting spring 11. andthe screw 16L maintainsI the upper coil' in such engage ment.. The spring by yieldahly supporting the pimally mounted bracket?,l cooperates with thix 'uca-:l and the bracket to form an eX- tensililc trolley attachment. which maintainC lthe trolley ivheel '1H iu engagement l with the trolley wire. and through the vielding aud extensible character olf-thc attachestrato at Vone side by the said luga forli pirotally mounted on the bracket and adapted to reing a trolley head. lun-'ing a rearwardly er tending arm, a 'bracket pivoted to the trolley head in advance of the rear ardly entendingrarm'and having a eulitz'antially laehaped portion located above the Sai Ie and forming an upwardly projecting arm, a spring in terposed between the rearwln'dly extending arm of the head and the bracket 'for urging the .latter upwardly, a trolley wl1eel-receiving forli mounted on the upwardly projecting arm of the bracket and arrange( at an inclination to the trolley wire-when the trolley is in engagement 'with th Same and having an axial rotary movement, and anotl'ler spring connected ivitli the 'fork and with thev bracket for maintaining a trolley Wheel in alinement with the trolley wire.

(l, An attachment for trolley poles includinga bracket, a fork pivotally mounted on the bracket and adapted to receive a trolley wheel, a movably mounted guard arranged at the bottom ot' the trolley wheel in advance ot the same to protect the trolley Wheel from cross wires, and meana for yieldahly urging the guard outvardly same.

for cusl'iioning the T. An attachment for trolley/poles including a bracket, a fork mounted on the bracket and arranged to receive a. trolley Wheel, a guard slidably mounted on the bracket at the bottom ofthe trolley Wheel, said guard and bracket having corresponding recesses and a coiled spring housed in the recess and yieldably maintaining the guard in position with relation to the trolley Wheel.

8. An attachn'ient for trolley polee including a trolley Wheel, a support for the Same provided with opposite guides. a guard for the trolley Wheel. alidahle along the guides, said guard and support having contiguous taces provided with eorrcaponding recesses, and a epring concealed Within the recesses of the guard and the Supporttor yieldably maintaining the eupporuxin position withv rclation'to the trolley wheel.

E). An attachment for trolley poles including a trolley Wlieeh a Support for the same provided with opposite guides having inwardly projecting portions, one of the vguides consisting of, a detachable plate, a

guard provided with opposite grooves and receiving tthe projecting portions ofthe guides and slidahle between the same, and meant; tor yieldahly holding the guard in position with relation to the wheel.

'ln testin'iony that I claim the Jr'oregoing as my own, l have hereto affixed my signature in the' presel'ice of two witnesses.

FRANK STONE. y

i lllitnesses:

Tnunnesa. Harz, FRANK HAs'rrNcs.

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