. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. dia-rubber or otherelastic band or cord woundor coiled on the shaft whichmoves slowest, then attachedto the other and wound on toit from the first in a w^ay tostretch the band through itswhole length, and so that,when the shafts are released,motion will be imparted to


. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. dia-rubber or otherelastic band or cord woundor coiled on the shaft whichmoves slowest, then attachedto the other and wound on toit from the first in a w^ay tostretch the band through itswhole length, and so that,when the shafts are released,motion will be imparted tothem, by the spring, which willwind l)ack on to the first is one of the shafts and B the other. They are arranged on aframe, and geared together at one end by the large wheel D and thesmall one E. F is the India-rubber belt. It is fastened at G to the shaft, and woundspirally thereon, as shown, the coil extending from end to end of theshaft; then the other end is attached to the shaft B at H, and, the shaftsbeing turned by hand, the belt will be wound off from A and on to B, andat the same time stretched as much as is due to the difference in speed ofthe shafts. As the shafts revolve in opposite directions, the band windsfrom the top of one to the bottom of the other. 664. Section of shafts, gear and spring


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Keywords: ., bookauthorhiscoxgardnerdexter18, bookcentury1900, bookdecade1910