Katsuyuki Fukuhara

Vane type hydraulic actuator

Scroll type pump

Valve timing adjusting apparatus for internal combustion engine

Hydraulic apparatus for adjusting the timing of opening and closing of an engine valve

Hydraulic valve timing adjusting apparatus

Rotary hydraulic actuator

Scroll-type fluid machine having the eccentric shaft inserted into the moving scroll

Rotary hydraulic actuator including groove-like fluid supply paths in a face of a bracket

Hydro-adjusting organ with wheel blades has hydrodynamic resistance of working oil between end of sealing element and counter-surface greater than between flanks of element and groove.

VALVE TIMING VARYING DEVICE FOR INTERNAL COMBUSTION ENGINE AND MANUFACTURE OF CASE THEREFOR