. The Street railway journal . e,being attached to a wagon which is mounted on steel springs,steel axles and steel-tired wheels, 24 ins. in diameter. Theother dimensions are: Length, 63 ins.; width, 34^/2 ins.; heightto the top of the case, G^Yj ins. The shipping weight of thecase is 225 lbs., and of the wagon alone, 62 lbs. This company also makes a large variety of other devices,such as ice-cream freezers, milk shakers, ice-cream tubs, cabi-nets, ice breakers, ice shavers, etc. 842 STREET RAILWAY JOURNAL. [Vol. XXV. No. i8. CUBICAL TYPE CONCRETE MIXER Considering the amount of concrete work
. The Street railway journal . e,being attached to a wagon which is mounted on steel springs,steel axles and steel-tired wheels, 24 ins. in diameter. Theother dimensions are: Length, 63 ins.; width, 34^/2 ins.; heightto the top of the case, G^Yj ins. The shipping weight of thecase is 225 lbs., and of the wagon alone, 62 lbs. This company also makes a large variety of other devices,such as ice-cream freezers, milk shakers, ice-cream tubs, cabi-nets, ice breakers, ice shavers, etc. 842 STREET RAILWAY JOURNAL. [Vol. XXV. No. i8. CUBICAL TYPE CONCRETE MIXER Considering the amount of concrete work that is done bystreet railway companies throughout the world, it is a sur-prising fact that very few machine mixers are seen upon streetrailway work. Nearly all the concrete is mixed by hand bygangs of men under the supervision of some foreman who veryoften knows very little about concrete. Machines have beennoticed in very few places, but where they were used the costof mixing the concrete was brought down to about one-fourth. charge of the work that the average time of turning out a batchis about one minute and twenty seconds. This covers theoperations of loading, mixing and discharging. This form of concrete mixer is rapidly coming to the front,for it adds to the well-known advantages of the cube those ob-tained by rapid methods of loading, revolving and dischargingthe finished concrete. It has no insides and is a self-cleansingmixer in every sense of the word. It never has to be poundedand the inside of the cube never has to be scraped. There areno deflectors or paddles or any form of interior mechanism toclog and become coated with mortar. ^♦-» NEW WHEEL LATHE CUBICAL TYPE CONCRETE MIXER or one-fifth the cost of mixing by hand, and concrete was madebetter in every way. Ordinary concrete will very seldom standa compressive strain of over 800 lbs to 1000 lbs. to the squareinch, but machine-mixed concrete, provided it is mixed in theright kind of a machine, will stand a co
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
