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US Patent: 1,036,057
Valve-Gear for Locomotive-Engines
Patentee:
Abner D. Baker (exact or similar names) - Swanton, Fulton County, OH

USPTO Classifications:
74/832

Tool Categories:
propulsion and energy : steam engines : steam engine valve gear
transportation : railroads : railroad locomotives : steam locomotives

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 19, 1910
Granted: Aug. 20, 1912

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for A.D. Baker Company
Description:
Claim:

In a variable cutoff valve gear for locomotives, the combination with the main frame, reach rod, eccecntric rod, cross head and slide v alve, of a gear frame mounted on the main frame, a bell crank journaled in the gear frame, and having one arm pivotally connected to the forward end of the eccentric rod, a rock shaft journaled in the gear frame having one arm connected to the valve by the valve stem, and one arm for rocking the shaft, a lever pivoted by one end 1 to the actuating arm of the rock shaft and having the opposite end linked to the cross head, a radius link pivoted by one end to the lever near its pivotal connection to the rock arm, a link connecting the opposite end of the radius link to the other arm of the bell crank, a bell crank rocker journaled on the gear frame amid having one arm pivoted to the reach rod, and a radius rocker pivoted to the outer end of the other arms of the rocker by one end, and pivot ally connected by its opposite end to the radius link at a radial distance equal to the radial distance of its pivotal connection to the rocker from the pivot of the rocker.

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