Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1980-03-26
1981-10-13
Parker, Roscoe V.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
299 39, 83928, 30379, 104 1R, B24B 2300
Patent
active
042940460
ABSTRACT:
A traveling tool carrier is provided for severing the heads of railway spikes to facilitate the removal or replacement of the rails from the railway ties and bed. The traveling tool carrier includes a platform that is mounted for rolling engagement on the rails and has a saw support assembly mounted thereon in suspended relation. A saw that is formed as part of the saw support assembly is operated to engage and sever the heads of the railway spikes to provide for the convenient removal and replacement of the rails. The saw support assembly is both horizontally and vertically adjustable on the platform to locate the saw in the required position for severing the spike heads.
REFERENCES:
patent: 818558 (1906-04-01), Prellwitz
patent: 1906872 (1933-05-01), Perazzoli
patent: 2097430 (1937-11-01), Brown
patent: 2223732 (1940-12-01), Mall
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