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US Patent: 821,149
Device For Facilitating the Removal of Valves From Valve Boxes of Internal Combustion Engines
Patentee:
Gaston Jules Emmanuel Alphandery - Chaumont, France

USPTO Classifications:
29/217

Tool Categories:
specialty tools : valve spring tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
L. H. Grote
Fred'k Zwissler
Louis Mercid
M. Collut

Patent Dates:
Applied: Nov. 08, 1905
Granted: May 22, 1906

Patent Pictures:
G. J. E. Alphandery patent May 22, 1906
USPTO pdf tiff
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Description:
A roughly "C-clamp" shaped tool to compress and hold a valve spring in position while a valve is removed, dressed and replaced. The upper portion is "annular" to not obstruct the valve port opening.

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