F
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  
ENGINES AND PUMPS
 F03
MACHINES OR ENGINES FOR LIQUIDS (for liquids and elastic fluids F01; positive-displacement machines for liquids F04); WIND, SPRING, WEIGHT, OR MISCELLANEOUS MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
 F03B
MACHINES OR ENGINES FOR LIQUIDS (machines or engines for liquids and elastic fluids F01; positive-displacement engines for liquids F03C; positive-displacement machines for liquids F04)
 F03B

Note(s)

  1. Attention is drawn to the notes preceding class F01, especially as regards the definition of "reaction type".
  2. This sub-class comprises
    1. engines, other than of positive-displacement type, driven by liquids,
    2. machines, other than of positive-displacement type, for liquids.
 F03B 1/00 - 
F03B 9/00
Non-positive-displacement machines or engines characterised by specified type, e.g. water turbines (adaptations of machines or engines for special use F03B 13/00; controlling F03B 15/00)
 F03B 1/00
Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on bladed or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
 F03B 1/02
·  Buckets; Bucket-carrying rotors
 F03B 1/04
·  Nozzles (in general B05B); Nozzle-carrying members
 F03B 3/00
Machines or engines of reaction type; Parts or details peculiar thereto
 F03B 3/02
·  with radial flow at high-pressure side and axial flow at low-pressure side of rotors, e.g. Francis turbines
 F03B 3/04
·  with substantially axial flow throughout rotors, e.g. propeller turbines
 F03B 3/06
·  ·  with adjustable blades, e.g. Kaplan turbines
 F03B 3/08
·  with pressure/velocity transformation exclusively in rotors
 F03B 3/10
·  characterised by having means for functioning alternatively as pumps or turbines
 F03B 3/12
·  Blades; Blade-carrying rotors
 F03B 3/14
·  ·  Rotors having adjustable blades
 F03B 3/16
·  Stators
 F03B 3/18
·  ·  Stator blades; Guide conduits or vanes, e.g. adjustable
 F03B 5/00
Machines or engines characterised by non-bladed rotors, e.g. serrated, using friction
 F03B 7/00
Water wheels
 F03B 9/00
Endless-chain type machines or engines
 F03B 11/00
Parts or details not provided for in, or of interest apart from, the preceding groups (controlling F03B 15/00)
 F03B 11/02
·  Casings
 F03B 11/04
·  for diminishing cavitation or vibration, e.g. balancing
 F03B 11/06
·  Bearing arrangements
 F03B 11/08
·  for removing foreign matter, e.g. mud
 F03B 13/00
Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus (if the apparatus aspects are predominant, see the relevant classes for such apparatus, e.g. H02K 7/18); Power stations or aggregates (hydraulic-engineering aspects E02B; incorporating only machines or engines of positive-displacement type F03C)
 F03B 13/02
·  Adaptations for drilling wells
 F03B 13/04
·  Adaptations for use in dentistry
 F03B 13/06
·  Stations or aggregates of water-storage type (turbines characterised by having means for functioning alternatively as pumps F03B 3/10)
 F03B 13/08
·  Machine or engine aggregates in dams or the like; Conduits therefor
 F03B 13/10
·  Submerged units incorporating electric generators or motors
 F03B 13/12
·  characterised by using wave or tide energy
 F03B 15/00
Controlling (controlling in general G05)
 F03B 15/02
·  by varying liquid flow
 F03B 15/04
·  ·  of turbines (rotors having adjustable blades per se F03B 3/06, F03B 3/14; adjustable guide vanes per se F03B 3/18; specially adapted for turbines with jets of high-velocity liquid impinging on bladed or like rotors F03B 15/20)
 F03B 15/06
·  ·  ·  Regulating, i.e. acting automatically
 F03B 15/08
·  ·  ·  ·  by speed, e.g. by measuring electric frequency or liquid flow
 F03B 15/10
·  ·  ·  ·  ·  without retroactive action
 F03B 15/12
·  ·  ·  ·  ·  with retroactive action
 F03B 15/14
·  ·  ·  ·  by or of water level
 F03B 15/16
·  ·  ·  ·  by power output
 F03B 15/18
·  ·  ·  ·  for safety purposes, e.g. preventing overspeed
 F03B 15/20
·  ·  specially adapted for turbines with jets of high-velocity liquid impinging on bladed or like rotors (nozzles per se F03B 1/04)
 F03B 15/22
·  ·  ·  for safety purposes
 F03B 17/00
Other machines or engines
 F03B 17/02
·  using hydrostatic thrust
 F03B 17/04
·  ·  Alleged perpetua mobilia
 F03B 17/06
·  using liquid flow, e.g. of swinging-flap type