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William King Richardson
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Individual
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Individual
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Publication of GB190519690ApublicationCriticalpatent/GB190519690A/en
19,690. Richardson, W. K. Feb. 10, [date applied for under Patents Act, 1901]. Collectors, lubricating trolly wheels for. The tubular bearing - pin 1 is closed by a plug 3, and is partly filled with solid lubricant 4. The air in the space 5 above the lubricant, when heated by friction in the bearing, f o r c e s lubricant through holes 2 to the e bearing - surface. On cooling, air from the outside enters by the holes 2.
GB190519690D1905-02-101905-09-29Processes or Methods of Automatically Lubricating Wheels.
ExpiredGB190519690A
(en)