Internal-combustion engines – Lubricators – Crankcase – pressure control
Patent
1983-11-14
1985-06-25
Cross, E. Rollins
Internal-combustion engines
Lubricators
Crankcase, pressure control
184 621, 184 624, F01M 100
Patent
active
045247331
ABSTRACT:
Oil filter apparatus including a first modified high performance full-flow filter and a second super efficient by-pass filter. The modified full-flow filter is adapted to permit the attachment of a by-pass filter hose thereto on the forward end thereof for passage of a portion of oil from the modified full-flow filter to the by-pass filter. A drain plug hose is further connected to the by-pass filter for passage of oil from the by-pass filter to the oil pan. The by-pass filter hose and drain plug hose are connected to the modified full-flow filter, by-pass filter, and the oil pan by means of pivotal swivel fittings adapted to permit attachment of the filter apparatus to any make automobile. The by-pass filter may be mounted inside of a neoprene coated nylon sleeve, by a special mounting bracket, or by a modified by-pass filter base. A method of retrofitting an engine to accommodate the oil filter apparatus is also provided.
REFERENCES:
patent: 4298469 (1981-11-01), Le Blanc
patent: 4324213 (1982-04-01), Kasting et al.
patent: 4406784 (1983-09-01), Cochran
Cross E. Rollins
Encon Systems, Ltd.
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