Pumps – Combined
Patent
1994-09-12
1998-01-06
Freay, Charles G.
Pumps
Combined
184 65, 123198DA, 123196CP, 123198P, F04B 3902
Patent
active
057047707
ABSTRACT:
An air passage insert for an oil fill spout disposed on a side of an oil crankcase which includes an air communication passageway having a first end thereof disposed within an interior portion of such oil crankcase at a position above an oil full level and a second end thereof being in communication with atmosphere for communicating air from such interior portion of such oil crankcase in a space located above such oil full level. There is an further provided an attachment device which is engageable with both such air communication passageway and such oil fill spout for attaching the air communication passageway at least to one of such oil fill spout and such interior portion of such oil crankcase thereby enabling air to be vented from such space located above such oil fill level during an oil filling process.
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patent: 5335641 (1994-08-01), Schnabel
Instructions for Disassembly, Repair and Assembly of "3-CD" Air Compressors, Mar., 1994.
Freay Charles G.
Korytnyk Peter G.
Westinghouse Air Brake Company
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