Annual report of the Commissioner of Patents (1837)
United States. Patent Office · [Washington, D.C.] : Patent Office · leaf 95
oneach side of the wheel.- These pallets are so arranged with regard to thepins, that if one pallet releases a pin on one side of the wheel, the samemovement will cause the other pallet on the other side to arrest the mo-tion of the wheel by its striking against the next alternate pin. H and Iis an… … Doc. No- 140. 87 Fig. 3 represents the two instruments—O, the transmitting instru-ment, and the right hand figure the receiving instrument. The wires vand i are respectively connected with jt? and n. It will be observed thatthe armature F is not attracted, and that the right hand pallet is…
United States. Patent Office · Patents · Agriculture
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