FI (list display)

  • F15B21/00
  • Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass HB CC 3H082
  • F15B21/02
  • .Servomotor systems with programme control derived from a store or timing device; Control devices therefor HB CC 3H082
  • F15B21/04
  • .Special measures taken in connection with the properties of the fluid, e.g. for venting, compensating for changes of viscosity, cooling, filtering, preventing churning HB CC 3H082
  • F15B21/041
  • ..Removal or measurement of solid or liquid contamination, e.g. filtering HB CC 3H082
  • F15B21/042
  • ..Controlling the temperature of the fluid HB CC 3H082
  • F15B21/0423
  • ...Cooling HB CC 3H082
  • F15B21/0427
  • ...Heating HB CC 3H082
  • F15B21/044
  • ..Removal or measurement of undissolved gas, e.g. de-aeration, venting or bleeding HB CC 3H082
  • F15B21/045
  • ..Compensating for variations in viscosity or temperature HB CC 3H082
  • F15B21/047
  • ..Preventing foaming, churning or cavitation HB CC 3H082
  • F15B21/048
  • ..Arrangements for compressed air preparation, e.g. comprising air driers, air condensers, filters, lubricators or pressure regulators HB CC 3H082
  • F15B21/06
  • .Use of special fluids, e.g. liquid metal; Special adaptations of fluid-pressure systems, or control of elements therefor, to the use of such fluids HB CC 3H082
  • F15B21/08
  • .Servomotor systems incorporating electrically- operated control means (F15B 21/02 takes precedence) HB CC 3H082
  • F15B21/10
  • .Delay devices or arrangements (associated with fluid motors or actuators F15B 15/22) HB CC 3H082
  • F15B21/12
  • .Fluid oscillators or pulse generators (fluid oscillators predominantly used for computing or control purposes F15C 1/22, F15C 3/16) HB CC 3H082
  • F15B21/14
  • .Energy-recuperation means (for vehicles B60T 1/10) HB CC 3H089
  • F15B21/14@A
  • power recovery circuit HB CC 3H089
  • F15B21/14@B
  • .using accumulator HB CC 3H089
  • F15B21/14@C
  • exhaust energy recovery circuit HB CC 3H089
  • F15B21/14@Z
  • others HB CC 3H089
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