US Patent: 2,082,092 - Auxiliary Gear Mechanism


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US Patent: 2,082,092

Auxiliary Gear Mechanism

Patentee:

Abner D. Baker (exact or similar names) - Swanton, Fulton County, OH

USPTO Classifications:

251/229, 74/832

Tool Categories:

transportation : railroads : railroad locomotives : steam engine valve gear

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Mar. 14, 1935
Granted:	Jun. 01, 1937

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for A.D. Baker Company

Description:

Claim:

A valve gear mechanism for steam engines having a driven rotatable member, a driven reciprocable member, and a steam admission and exhaust valve, comprising a combination lever deriving motion at its lower end portion from said reciprocable member and at its upper end portion from said rotatable member, a reciprocable crosshead for said valve, and means including a rockable cam element providing a connection between said crosshead and said combination lever operable to reduce the effective movement of the combination lever during a portion of its travel, and to increase the effective movement thereof during another portion of its travel.