UNT Libraries Government Documents Department - 5 Matching Results

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Improvement in Churn-Motors

Patent for an improvement in churn-motors, which would allow for the motor to run faster or slower as needed, with illustration.

Date: July 30, 1878

Creator: Alexander, Julius A.

Item Type: Patent

Improvement in Horse-Powers

Patent for an improvement in Horse Powers and in it's construction.

Date: September 2, 1879

Creator: Smith, William W. & Randall, John C.

Item Type: Patent

Improvement in Harrows and Clod-Crushers

Patent for the improvement in the design of harrows and clod-crushers.

Date: November 11, 1879

Creator: Murphy, James M.

Item Type: Patent

Patent for a new and improved "horse-power" (motor). This design utilizes a central pinion and a counter-wheel to accelerate the rest of the motor with minimal friction and minimal complicating of design.

Date: January 29, 1878

Creator: Randall, John C.

Item Type: Patent

Improvement in Detaching Horses

Patent for improvements for a device used to detach a horse or horses from a vehicle. Included illustration shows 3 elevation views of the detacher.

Date: July 25, 1876

Creator: Craig, John Kerr

Item Type: Patent

UNT Libraries Government Documents Department - 5 Matching Results

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Improvement in Churn-Motors

Improvement in Horse-Powers

Improvement in Harrows and Clod-Crushers

Horse-Power.

Improvement in Detaching Horses