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US Patent: 408,927
Lubricator
Patentee:
James Powell (exact or similar names) - Cincinnati, OH

USPTO Classifications:
123/179.11, 184/36, 184/82, 184/96, 4/220

Tool Categories:
industrial tools : tool lubricators : oil cups

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 23, 1889
Granted: Aug. 13, 1889

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for William Powell Co.
Description:
Abstract:

This invention relates to those gravity-feed lubricators which are employed for automatically oiling journals and other similar bearings; and the first part of my improvements comprises a novel construction of loosely coupled valve for regulating the discharge from the fount or reservoir, the details of said coupling.

Claim:

The combination, in a lubricator, of a self-closing valve-carrier, a valve proper flexibly coupled to said carrier, and a reservoir having a seat for said valve to close against, which seat has a discharge-passage.

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