Miscellaneous Inventions

1884 Scientific American  
of Wells· ville, O. This invention provides means whereby cars of reasonable length may he mounted on three trucks each, and the central truck be enabled to follow curved tracks, so the lengtb of a car may be doubled a t only a small addiLional expense. A car replacer has been patented by Mr. Joseph A. Hodel. of Cumberland, Md. This is for re placing on r. he trar . k cars which have been derailed, and provides means for guiding the wheel;:: while the car is moved, and meanS whe reby the same
more » ... whe reby the same device is adapt.ed to be used in connection with rails of different heights, and so a portion of the device may be forced through the ground beneath the rail. I •• MECHANICAL INVENTIONS. A valve grinder has been patented by Mr. Harry W. Burleigh, of Franklin, N. H. The inveution comprises improved clamps, centering devices, revolv· ing gear, and coupling mechanism, making simple and elll cienL means for readily grinding g:obe and similar valves, and refi tting them without disconnectiug them from the pipes with whicu they are in use.
doi:10.1038/scientificamerican05031884-282c fatcat:jhwsxkqpbbcvtmubc4zxhi4aaq