Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
  • G01M15/00—Testing of engines
  • G01M15/04—Testing internal-combustion engines
  • G01M15/08—Testing internal-combustion engines by monitoring pressure in cylinders
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
  • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
  • G01L23/22—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
  • G01L23/221—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines
  • G01L23/222—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines using piezoelectric devices

Landscapes

• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Measuring Fluid Pressure (AREA)
• Testing Of Engines (AREA)
• Ignition Installations For Internal Combustion Engines (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=11232819

Family Applications (1)

Country Status (14)

Families Citing this family (5)

• 1971
  • 1971-11-11 IT IT3094671A patent/IT941741B/it active
• 1972
  • 1972-10-24 NL NL7214359A patent/NL7214359A/xx unknown
  • 1972-10-27 GB GB4977272A patent/GB1371720A/en not_active Expired
  • 1972-10-27 CS CS725572A patent/CS167363B2/cs unknown
  • 1972-10-31 ES ES408442A patent/ES408442A1/es not_active Expired
  • 1972-11-03 BE BE790870D patent/BE790870A/xx unknown
  • 1972-11-03 FR FR7238884A patent/FR2159988A5/fr not_active Expired
  • 1972-11-06 DE DE19722254267 patent/DE2254267C3/de not_active Expired
  • 1972-11-06 PL PL15866672A patent/PL79700B1/pl unknown
  • 1972-11-09 DK DK556272A patent/DK135914B/da unknown
  • 1972-11-10 HU HUSA002418 patent/HU169612B/hu unknown
  • 1972-11-10 LU LU66456D patent/LU66456A1/xx unknown
  • 1972-11-11 CH CH1645672A patent/CH563576A5/xx not_active IP Right Cessation
  • 1972-11-13 AT AT963372A patent/AT325899B/de not_active IP Right Cessation

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