Cutting – Tool carrier or guide affixed to work during cutting – Entirely work supported
Patent
1988-04-07
1989-10-17
Yost, Frank T.
Cutting
Tool carrier or guide affixed to work during cutting
Entirely work supported
83489, 30372, 269 32, B27B 518, B23Q 308, B23D 4708
Patent
active
048739022
ABSTRACT:
A railroad rail cold sawing device for securement about a railroad rail having a central web and flanges connected to opposite ends of the web, includes a sawing section having a sawing blade; a drive section; a spline drive shaft for removably connecting the drive section and the sawing section to cause rotation of the saw blade; and at least one clamping assembly for removably clamping the sawing section and the drive section to the railroad rail, each clamping assembly including a support for supporting a respective section on an upper one of the flanges, a fixed clamping leg fixedly secured to the support for clamping one side of the central web, a pivotal clamping leg pivotally secured to the support for clamping an opposite side of the central web, and a piston-cylinder drive assembly connected to the support and the pivoting clamping leg for pivoting the pivoting clamping leg into clamping relation with the opposite side of the central web to secure the respective section to the railroad rail.
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Folkerts Michael D.
Yost Frank T.
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