Railroad car lubricant free door lock
AssigneeStandard Car Truck Company
InventorsMichael K. Burke, Walter J. Peach
Life of this patent
Estimating the term…
Abstract
A railroad car door lock which eliminates the need for lubrication and which includes a bracket, a first base attached to the bracket, a second base attached to the bracket, aligned first and second apertures in the first and second bases for slidably receiving a locking pin, a replaceable first locking pin wear protector lockably insertable in and selectively removable from the first base to prevent contact between the locking pin and the inner edge of the first base which defines the first aperture, and a replaceable second locking pin wear protector lockably insertable in and selectively removable from the second base to prevent contact between the locking pin and the inner edge of the second base which defines the second aperture.
Claims33
A railroad car door lock locking pin wear protector comprising:
- a cylindrical body having a first surface, a second surface, a cylindrical outer side surface extending from the first surface to the second surface, and a cylindrical locking pin engagement inner shoulder that defines a locking pin receipt opening extending through the body from the first surface to the second surface, the cylindrical body including:
- a first locking arm including a first transversely outwardly extending base engagement pin, the first locking arm configured to bend inwardly toward the locking pin receipt opening, and
- a second locking arm including a second transversely outwardly extending base engagement pin, the second locking arm configured to bend inwardly toward the locking pin receipt opening,
- said cylindrical body configured to be removably received in a base of a railroad car door lock to prevent contact between a locking pin and an inner edge of the base of the railroad car door lock when the locking pin extends through the locking pin receipt opening and the base.
A railroad car door lock locking pin wear protector comprising:
- a body having a first surface, a second surface, an outer side surface extending from the first surface to the second surface, and a locking pin engagement inner shoulder that defines a locking pin receipt opening extending through the body from the first surface to the second surface, the body including:
- a first locking arm including a first transversely outwardly extending base engagement pin, the first locking arm configured to bend inwardly toward the locking pin receipt opening, and
- said body configured to be removably received in a base of a railroad car door lock to prevent contact between a locking pin and an inner edge of the base of the railroad car door lock when the locking pin extends through the locking pin receipt opening and the base.
Dependencies are inferred from the claim text.