Internal-combustion engines – Lubricators – Crankcase – pressure control
Reexamination Certificate
2007-06-01
2008-12-09
Kamen, Noah (Department: 3747)
Internal-combustion engines
Lubricators
Crankcase, pressure control
C060S311000
Reexamination Certificate
active
07461625
ABSTRACT:
A lubricant recovering apparatus is disclosed, which can process lubricant collected in a drain pipeline due to an oil slobbering phenomenon occurring in a diesel engine. The lubricant recovering apparatus includes a tail pipe connected to an engine of the heavy construction equipment for discharging an exhaust gas, a tap installed at a bottom point of the tail pipe, a first pipe connected to the tap at one end thereof, a joint member detachably connected to the other end of the pipe, a second pipe mounted on a lower end of the joint member and extending to an interior of an oil reservoir, a penetrating portion having a hole formed on an upper portion of the oil reservoir, through which the tail pipe passes, and a drain port formed on a lower end of the second pipe penetrating the penetrating portion and having a mesh.
REFERENCES:
patent: 3754399 (1973-08-01), Ono et al.
Ikeda Toshimichi
Na Chan Joo
Kamen Noah
Ladas & Parry LLP
Volvo Construction Equipment + Holding Sweden AB
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