US Patent: 1,353,902 - Driving Mechanism For Grinding Tools


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US Patent: 1,353,902

Driving Mechanism For Grinding Tools

Patentee:

Charles W. Herberger (exact or similar names) - Rochester, NY

USPTO Classifications:

451/117, 74/320, 74/74, 81/34

Tool Categories:

specialty tools : valve grinding tools

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Eric Schinzer

Patent Dates:
Applied:	Apr. 03, 1919
Granted:	Sep. 28, 1920

Patent Pictures:

Charles W. Herberger patent Sept. 28, 1920

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Description:

The driving gear is "mutilated" as is one of the pinions. The specifications describe this in terms of specific tooth count for each component, and in terms of relative angles of rotation. This arrangement generates oscillating and progressive rotary motion to the spindle.