US Patent: 629,236
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| Tool Holder for Metal Working Machines
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Patentee:
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| James Carr (exact or similar names) - New Haven, New Haven County, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 17, 1899 |
| Granted: |
Jul. 18, 1899 |
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Joel Havens
"Vintage Machinery" entry for Hoggson & Pettis Manufacturing Co.
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Description: |
| Seymour & Earle - patent attorneys
Abstract:
This invention relates to an improvement in tool-holders for metal-working machines, and particularly to that class which comprise a shank having a groove or passage in one side or through it for the reception of a cutting-tool, the object of the invention being to produce a simple construction and arrangement whereby the same holder is adapted to receive and rigidly hold tools differentiated in size; and it consists in the construction and combination of parts, as will be hereinafter described, and particularly recited in the to provide a cutting edge.
Claim:
A tool-holder having a wide shallow tool receiving groove, and a deep narrow tool-receiving groove, both arranged in one face of its shank and opening into each other, a yoke surrounding the grooved end of the shank, and provided with a set-screw whereby the yoke is clamped against a cutter placed in one of the grooves
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