US Patent: 1,060,723 - Power Transmission and Control Mechanism.


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US Patent: 1,060,723

Power Transmission and Control Mechanism.

Patentee:

William W. Vosper (exact or similar names) - Toledo, Lucas County, OH

USPTO Classifications:

74/342, 74/473.21

Tool Categories:

metalworking machines : metal threading machines : pipe threading machines

metalworking machines : metalworking machine mechanisms : metalworking power transmission

Assignees:

Toledo Pipe Threading Machine Co. - Toledo, Lucas County, OH

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 18, 1912
Granted:	May 06, 1913

Patent Pictures:

USPTO (New site tip)
Google Patents
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"Vintage Machinery" entry for Toledo Pipe Threading Machine Co.

Description:

Claim:

In combination, a driven shaft, a variable speed power transmission mechanism, a control member for said mechanism, means for communicating rotation to the shaft from said mechanism, a control member for said means, and means for locking the control member of the variable speed mechanism against shifting movements whenth control member for such shaft driving means is in one position of its movement.