IPC Definitions - January 01, 2012
F16H 61/4165 - Definition
This group covers:
Devices for controlling the oil or hydraulic fluid temperature, also by heating, e.g. after start when temperature is low;
Devices for controlling oil levels;
Controlling the cooling of housings of pumps or motors;
Details of the lubrication circuits, control of lubricating pressures.
Attention is drawn to the following places, which may be of interest for search:
Features relating to lubrication or cooling for general gearings | F16H 57/04 |