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Class Information
Number: 184/76
Name: Lubrication > Lubricators > Gravity feed > Automatic cutoff > Vertically reciprocating valve > Fluid pressure-operated
Description: The valve is subject to fluid-pressure intermittently and causes the valve to vertically reciprocate.

Patents under this class:

Patent Number Title Of Patent Date Issued
8556039 System and method to prevent premature wear on key shaft Oct. 15, 2013
3977496 Air tool lubricator Aug. 31, 1976

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