US1812866A - Railroad gate - Google Patents

Description

J. A DROUIN RAILROAD GATE July 7, 1931.

Filed March 31, 1928 2 Sheets-Sheet l JADrou ATTORNEY 7 July 7, 1931. J, DROUIN 1,812,866

RAILROAD GATE Filed March 31, 1928 2 Sheets-Sheet 2 Patented July 7, 1931 umrsosrnrss PATENT oFFies l JOSEPH ARTHUR DROUIN, F WILLIMANTIC, CONNECTICUT RAILROAD GATE Application filed March 31, 1928. Serial No. 266,348.

' 'My presentinvention has reference to an a street or roadway, and 2 the rails of a track improved construction of railway crossing which cross the street or roadway.

I gates my primary object being the provision At the opposite sides of the railway track, of swingable gates arranged at the corners and likewise at the opposite sides of the of a'ra'ilway crossing and movable to provide street or roadway 1 I arrange my improved a barrier on the crossing when a train travels gates. At these points I arrange in openings thereover; and likewise movable to close the in the ground substantially rectangular boxcrossing through the railroad to prevent treslike members or wells 3 which are preferably passing thereon and accidents which result constructed of concrete and project a slight therefrom. i. i i but suitable distance above the road surface. i A .furtherobject is the provision of a rail- The oppositelydisposed pairs of wells 3 are way crossing gate ada t d, by its construcconnected by conduits 4 which are let in the tion to be swungin a horizontal plane to exground below the railroad track while two tend crossvvays 0f the, trackin its nor nal 0- Of the said Wells 3 are connected by another 35 sition and when the crossing is to be barri- C n it 5 Which is arranged transversely on o; caded and wherein the construction is such 01' below the street or roadway 1. Fixed in that all of the gatesconstituting the improvethe h 0f each f the Wells there is a ment will be simultaneously swung by the h1rlI1g 6 f t e lOWer end of a vertically operation of afsingle crank or lever, wherein h P SQCl Shaft 7. Each shaft 7, at the porth parts a tro l t f det ithtion thereof received in the well 3 has fixed 70 stand the Strain f i d dir ct d th thereon a drum 8 and trained around the against, wh r i th gates h ti-{fi ti drums 8 and guided through the conduits 4: a1 elements that travel on tracks and wherethere are GCl belts 01 Cables 9.

, in all of the operating parts ar ff tiv l Bolted or otherwise removably secured by housed and'concealed and thereby protected means 10 t the 1 1 edges 0f the Wells 3 7 from weather co diti I there are hollow castings in the nature of A further Objectig th vi i f a f t base members 11. These base members have il t hi h i i bl i a 1 -i closed tops each of which being formed with zontal plane either transversely of the street it cll'culill fl 12. Each of the closed tops of crossing o transversely of railroad Of base members 1S PI'OVldQCl \Vltll 21 and which in the turning thereof will opercentral beefing pe g the respectlve ate audible signals and illuminatelamps to shaft and the Sflld Shaft- 13 removably warn trafiic as to the position'of the gate cured by means13 to the central and bottom To the attainment of the foregoing the im- Portlohs of an p s and PQ The movement further resides in certain other P053ts 14 fll h' bottom POFUOHS wldehed $5 novel features of construction, combination and formed h mner and Outer ,depehdlhg and operative association of parts, one satannular flanges 15 and ,1 pect1ve1y. Re-

isfactory embodiment of which is disclosed by ceived between these flanges m are rollers the accompanying awin gs 17 whose stub shafts or trunnions 18 are In the drawinos journaled in bearing openings in the said Figure 1 is a plan view of my improve- The rollers rest on r3113 on ment.

Preferably the posts 14: are of metal as are Flgure 2 1S a transYerse sectlonal Vlew l the base members 11, and the said posts be- 45 p r on the l T of F1gure ing also preferably provided with right angu- Flgure 3 1S a Flew/11 Sec/month PP larly extending ribs which reinforce the cenfi y Oh h 11119 3 33 of Flghre .ter thereof and to one of each of these ribs Fig 4 1 a r p l sectlonal vlew pthere is fixed the inner end of a truss frame pr0-X1mate1y on the line 4-4 of Figure 2. 19 that provides a ate or barrier. The outer it In the drawings the numeral 1 designates ends of the truss f rame 19 has semi-circular

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