EXPLANATION TO PLATES. 



395 



PLATE XLIII. 



UQHT BABKKL-PUMPS. 



CFigares ftdApted from pAtents.) 



Fig. 1. The Yeager air-jacket, barrel-pnmp and 

 nozzle ; barrel, b, in section ; fulcrum, 

 » ; lever, /; piston rod, p ; air-chamber 

 and cylinder, k ; drip-tube, j ; spout, e ; 

 nozzle, n ; caps, cc ; spray, s. 



Fio. 2. The F. T. Pinter geared ditto ; barrel, 6 ; 



gearing, fh; piston, p; cylinder, c; 



outlet, X; air-chamber, I; spout, ze; 



cock, V ; nozzle, n. 

 Fig. 3. Nozzle to same; face vie-w, n; front view, r. 



PLATE XLIV. 



'FOUNTAIN PUMP" AND KUHJtANN'S PUMP. 



(Fif . 2 original, the rest adapted from patents.) 



Fig. 1. " Fountain pump." 



Fig, 2. The J. P. Euhmann "improved atomizer " 

 pump ; air-chamber, o ; 3-branched 

 spout, a ; hose, b ; nozzles and sprays, c. 



Fig. 3. Same, spent in face view. 



Fig. 4. Same, cylinder and air-chamber, in side 

 view. 



Fig. 5. Same, with his old style nozzle, aU com- 



plete in reservoir, partially in section ; 

 reservoir, a; suction strainer, /; suc- 

 tion-pipe, «; piston, «; cylinder, 6; 

 air-chamber, <; lever, <J; spout, h; 

 nozzle, hn. 

 Fig. 6. Same, strainer in section ; walls,/; cloth, 



g- 



PLATE XLV. 



ATAILABLB CAST CI8TBBN AND BABSKL PUMP. 



(Adapted from patents.) 



Fig. 1. The "Lotus No, 1," cistern force-pump ; 

 lever, I ; axis, » ; upward closed out- 

 let, n; cap, «; cylinder, c; flange 

 basoi,/; suction-pipe, ib ; cock,c; dis- 

 charge, 2. 



Fig. 2. Smallest size common standard olBtem 

 force-pump; lever, Z; fhlcrum,/; pis- 

 ton rod, j; cylinder, z; base flange, y, 

 snctionplpe, Z; spout, »; faucet dis- 



charge, k. 



Fig. 3. Smallest common "Goose-neck" cistern 

 force-pump; lever, I; fulcrum,*; pis- 

 ton pitman, j; cylinder, c; base flange, 

 /; suction pipe, k ; spout, xyz. 



Fig. 4. Double-cylinder barrel or tank pump ; 

 base, mn; standard, /; fulcrum, z; 

 pistons, i?p; cylinders, ba; suction, it; 

 discharge neck, ce ; spout, e. 



PLATE XLVL 



STIIXXB-PUMP AND MXTHn-8PKATIN« MACHINEBY. 



(Original ; used in advance in Eep. of the Entomologist, Dept. Agr., 1881-'2, PI. IX.) 



Fig. 1. Barrel rest or sMd; cleats, &6 ; side rests, 

 aa; chamfer, ee. 



Fio. 2. Stirrer pump with barrel and mixer fun- 

 nel in section ; funnel, u ; its cylindri- 

 cal sides, gg ; funnel base, tt ; spout, 

 p, (in bung hole, k) ; gauze septum, 

 d; barrel, iA;; trunnions, t; trunnion- 

 eyes, «; wedges, vv ; lever fulcrum,/; 

 pump-lever, it; swing of the lever- 



head and piston top, abc; packing-cap, 

 c; cylinder, g; its swing, x; spout, s; 

 strainer loop or eye, h ; stirrer bar, mn; 

 rope, tow ; bungs, rz. 

 Fig. 3. "Wagon or cart machine for spraying from 

 below with stirrer pump all in opera- 

 tion; suspension pipes, <; T-forks, y; 

 nozzle-arms, t, flexile, at e; nozzles 

 and sprays, n. 



PLATE XLVII. 



LARGE A-FRAME, NETHER-SPRAYING MACHINE TO WAGON (all in Operation, poisoning 16 rows at once). 



(OriglnaL) 



