Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
  • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
  • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
  • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
  • B25D—PERCUSSIVE TOOLS
  • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
  • B25D9/06—Means for driving the impulse member
  • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
  • F01L17/00—Slide valve-gear or valve arrangements with cylindrical, sleeve, or part annularly-shaped valves surrounding working cylinder or piston
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
  • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
  • F03C1/00—Reciprocating-piston liquid engines
  • F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
  • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
  • F03C1/00—Reciprocating-piston liquid engines
  • F03C1/08—Distributing valve-gear peculiar thereto
  • F03C1/16—Speed controlling, equalising or cushioning

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Fluid Mechanics (AREA)
• Percussive Tools And Related Accessories (AREA)
• Hydraulic Motors (AREA)
• Fluid-Pressure Circuits (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=24128163

Family Applications (1)

Country Status (10)

Families Citing this family (5)

Family Cites Families (4)

• 1975
  • 1975-11-04 CA CA239,008A patent/CA1034837A/en not_active Expired
  • 1975-11-04 ZA ZA756923A patent/ZA756923B/en unknown
  • 1975-11-05 GB GB45907/75A patent/GB1504545A/en not_active Expired
  • 1975-11-27 FI FI753359A patent/FI753359A/fi not_active Application Discontinuation
  • 1975-12-12 FR FR7538206A patent/FR2295255A1/en active Granted
  • 1975-12-16 JP JP50149203A patent/JPS51125602A/en active Pending
  • 1975-12-16 IT IT30336/75A patent/IT1050797B/en active
  • 1975-12-18 SE SE7514386A patent/SE7514386L/en unknown
  • 1975-12-18 BE BE162898A patent/BE836824A/en not_active IP Right Cessation
  • 1975-12-18 DE DE19752557203 patent/DE2557203A1/en not_active Ceased

Also Published As

Similar Documents