US1194583A

US1194583A - Valve fob coal-washing jigs

Info

Publication number: US1194583A
Authority: US
Publication date: 1916-08-15
Anticipated expiration: 1933-08-15

Description

C. A. WENDELL.

VALVE FOR COAL WASHING JIGS'.

APPLICATION FILED MAR; 8. I915- Patented Au 15, 1916.

2 SHEETS-SHEET I n I I571 C. A. WENDELL.

VALVE FOR COAL WASHING JIGS.

APPLICATION FILED MAR. 8. i915.

1,19%;583. v Patented-laugh 1916.

2 SHEETS-SHEET 2:

cam. A. WENDELL, on. mm, rnnmors.

VALVE FOR GOAL-WASHING :IIGS.

I m 1,194,5fi3. Specification of Letters Patent. Patented Aug, 15, 19145,

Applicationfiled March 8, 1915. Serial No. 12,920.

To all whom it may concern: a three part piston 16 17 18 all actuated b V Ide'it known that I, CARL A. IVEnnnLL, a a single stem 19, the sa1 ne being caused ti; cltrzen of the United States, and resident of reciprocate by a cam 20, best shown in Fig. Jollet, 1n the county of Wlll and State of 2, Which cam is connected to a suitable Illinois, have invented certain new and usesource of power. The casing is provided ful Improvements in Valves for Coal-'VVashwith a port 21 communicating with the exing Jigs, of which the following is a specifihaustconduit 12, ports 22, 23 communicatcat1on. ing with the main, ports 24, 25 communicat- My lnventlon relates to apparatus for use ing with the supply conduit, and port 26 10 in connection with coal washing and has communicating .with the atmosphere. In

particular reference to a novel valve and asthe position shown in Fig. 1, air is being sociated apparatus for producing a rapid aldrawn out 'of the main 14 into the exhaust tel-nation 1n the air pressure acting upon a fan 10, for the reason that the ports 23, 25

]1g such as disclosed in my Patent No. are in communication. The pressure de- 15 1,165,734 of December 28, 1915 and Reissue veloped at this stage by the fan is accommo- No. 14,121 of April 25,1916. dated by the e ualizing tank 13, the outlet In the operation of a jig such .;as disfrom thetank %eing closed by the position closed in my copending applications, it is of the piston 17. In the position of Fig. 1 essential that mechanism should be prothe port 23 is closed and the ports 21, 22

2o vided for producing the required rapid alare in communication, whereby the pressure ternation in the direction of flow or pressure accumulated in the equalizer tank is directed of the air acting upon such apparatus. into the main and not only restores the pres- Mechanism for securing this result should, of sure in the main to atmospheric, 'but'prefercourse, be relatively simple and inexpenably raises the pressure slightly thereabove.

25 sively operated. This assumes a minimum In this position of the parts the supply connumber of parts and therefore relative abduit is open to the atmosphere, because the sence of complexity. Y ports 25, 26 are in communicatiomthus fur- The mechanism which I have devised and nishing a supply of air at atmospheric preswhich is shown herein is very simple, the sure to the blower which is forced into the 1 so alternation in the flow of air being secured equalizing tank in readiness for further use.

' by the use of a single movable part, the dif-- If desired, in order to maintain a constant ferent ports being covered and uncovered in pressure in the tank, I may locate on to proper sequence by this single mechanism. of the tank a water seal consisting in a goose The invention will be more readily underneck 27 which terminates within a water 85 stood by reference to the accompanying container 28.

drawings wherein: Inasmuch as the reciprocations of the Figure 1 is a plan view partly in section valvemember are intended to be comparashowing an apparatus constructed in ac trvely rapid, the changes in pressure concordance with my invention, Fig. 2 is a side ditlons 1n the main Wlll vary correspond- 40 elevation of the same, Fig. 3 is an end elevaingly and the necessary pulsating action setion thereof,.and Fig. 1 is a fragmentary decured. (tail showing the valve in a different posi- It Wlll be noted that the plston 1s pos1- tion to that shown in Fig. 1. tlvely moved 111 one directlon and returned Referring more particularly to the drawto its original positlon by spring means such 46 ings, it will be seen that I provide an exas shown-at 29; Th1s andother elements haust fan 10, or other suitable blast producmay be changed without departure from the ing means, this fan having a supply conduit splrltof my invention. 11 and an exhaust "conduit 12. In the eX- I claim: haust conduit I locate. an equalizing tank 13. 1. In a device of the class described, the 50 A main 14: communicates with the coal combination of means for producing a con-v washing jig, such as shown in my copending tinuous blastof a r, a pressure equallz'er, applications referred to. Interposed at the and a valve 1n the pressurelmaisa d valve junction of the main and the supply and being provlded wlth means for periodically exhaust conduits is a valve which may con: interrupting the passage of air through one i I 55 sist in a casing 15 within which is mounted, condu t and substa'ntlallyf simultaneously placing the pressure line in communication with a second air space, substantially as described.

2. In a device of the class described, the

combination of blast producing apparatus,

conduits for supplying air to and discharg ing the same from said apparatus, a leading conduit, a valve at the junction of said three conduits, and means periodically and alternately actuating said valve to place said leading conduit in communication With said supply and discharge COIlClUltS, substantially nately actuating said valve to place said. leadlng conduit 1n communication wlth said supply and discharge conduits, substantially as described. 1 p

4:. In a'device of the class described, the COIllblIlfltlOItOf blast producing apparatus, conduits for supplying air to and discharging the same from said apparatus, a leading conduit, a valve at the junction of said three conduits, and means periodically and alternately actuatingsald valve to place said leading conduit in communication ,With said supply and discharge conduits and for placing one of said conduits in connminicatien with the atmosphere when the other conduit is connected to said leading conduit, substantially as described.

5. In a device of the class described, the

combination of an exhaust fan, supply and discharge conduits. therefor, an equalizing tank 111 one of said conduit-s, a main, a valve at the junction of said conduits and main,-

and means for rapidly and alternately connecting said main to said supply and exhaust conduits, substantially as described.

- 6. In a device of the class described, the combination of a blower having supply and exhaust conduits, a main, and means for alternately connecting said main to said exhaust and supply conduits, said alternations occurrin 'with relative rapidity, substan-- tially as described. Signed at J oliet, Illinois, this third day of March, 1915.

' CARL A. WENDELL. Witnesses; Tr 'omas 'J. SAMPSON, WILBUR C. FRY, Jr.