US Patent: 2,704,036 - Tamping Tool


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 2,704,036

Tamping Tool

Patentee:

Francis C. Briggs (exact or similar names) - Idaho Falls, Bonneville County, ID

USPTO Classifications:

104/13, 294/49

Tool Categories:

specialty tools : railroad track maintenance tools

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Jun. 28, 1951
Granted:	Mar. 15, 1955

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens

Description:

Continuation of application filed, 03 October, 1950. This application filed 28 June, 1951.

Claim:

Conventional tamping bars are used for tamping ballast such as crushed rock, gravel, cinders, etc., around railroad tracks. Such tools are relatively heavy and require substantial labor in their use.