US Patent: 983,252 - Variable Speed Mechanism


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US Patent: 983,252

Variable Speed Mechanism

Patentee:

Herman W. Schatz (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:

74/333

Tool Categories:

metalworking machines : metalworking machine mechanisms : metalworking variable speed mechanisms

Assignees:

American Tool Works Co. - Cincinnati, Hamilton County, OH

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Mar. 14, 1910
Granted:	Jan. 31, 1911

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for American Tool Works Co.

Description:

Claim:

In a variable speed device, a driving element, three shafts, a cone and tumbler gear system between two of said shafts, a first auxiliary variable speed gear mechanism between the driving element and first shaft, a second auxiliary variable speed gear system between the second and third shafts, whereby the variable speeds derivable from the cone and tumbler gear system may be multiplied by each of said auxiliary variable speed gear systems, and a driven wheel on the third shaft receiving each of the speeds derivable from the system.