SEGMENT OF HYDRAULIC UNIT Russian patent published in 1996 - IPC

FIELD: hydraulic power engineering. SUBSTANCE: segment body is provided with a passageway for temperature-sensitive element. The passageway and segment are equal in sizes. The segment is coated with a metal-plastic. The coating is made up as layer of pressed bronze spirals and Teflon layer. Grooves are made in the working surface of the segment downstream of the passageway for the temperature- sensitive element to provide supply of heated oil to the zone of the temperature-sensitive element. The grooves are oriented tangentially and in depth are no less than the width of the Teflon layer. EFFECT: improved design. 3 dwg