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US Patent: 494,631
Chuck Or Holder For Tools, & c.
Patentee:
Antoine Fleurant (exact or similar names) - Macon, France

USPTO Classifications:
279/46.1, 279/81, 81/115

Tool Categories:
woodworking tools : braces : brace chucks
industrial tools : tool holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. B. Kingsberg
C. G. Northrup
Laforest  Antoine
Jules Nuguet

Patent Dates:
Applied: Sep. 02, 1891
Granted: Apr. 04, 1893

Patent Pictures:
Antoine Fleurant patent April 4, 1893
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Description:
Spiral wedges on the external sleeve wedge gripping heads through slots in the interior tube and against the tang of the tool being held.

French patent no. 211,409 granted February 18, 1891.

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