GB1328939A - Method and apparatus for checking the compression of internal combustion engines - Google Patents

Method and apparatus for checking the compression of internal combustion engines

Info

Publication number
GB1328939A
GB1328939A GB3727272A GB3727272A GB1328939A GB 1328939 A GB1328939 A GB 1328939A GB 3727272 A GB3727272 A GB 3727272A GB 3727272 A GB3727272 A GB 3727272A GB 1328939 A GB1328939 A GB 1328939A
Authority
GB
United Kingdom
Prior art keywords
pulses
compression
values
engine
current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3727272A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1328939A publication Critical patent/GB1328939A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01L23/08—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 operated electrically
    • G01L23/085—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 operated electrically by measuring fluctuations of starter motor current or of battery voltage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Testing Of Engines (AREA)
GB3727272A 1971-08-11 1972-08-10 Method and apparatus for checking the compression of internal combustion engines Expired GB1328939A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712140172 DE2140172A1 (de) 1971-08-11 1971-08-11 Verfahren und einrichtung zur ueberpruefung von brennkraftmaschinen

Publications (1)

Publication Number Publication Date
GB1328939A true GB1328939A (en) 1973-09-05

Family

ID=5816420

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3727272A Expired GB1328939A (en) 1971-08-11 1972-08-10 Method and apparatus for checking the compression of internal combustion engines

Country Status (4)

Country Link
DE (1) DE2140172A1 (enExample)
FR (1) FR2150033A5 (enExample)
GB (1) GB1328939A (enExample)
IT (1) IT963891B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404640A (en) 1981-01-09 1983-09-13 W. R. Grace & Co. Grinding mill monitoring instrumentation
US4586146A (en) * 1981-02-27 1986-04-29 W. R. Grace & Co. Grinding mill control system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4337720A1 (de) * 1993-11-05 1995-05-18 Bayerische Motoren Werke Ag Vorrichtung zur Auswertung der Verdichtung eines mehrzylindrigen Verbrennungsmotors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404640A (en) 1981-01-09 1983-09-13 W. R. Grace & Co. Grinding mill monitoring instrumentation
US4586146A (en) * 1981-02-27 1986-04-29 W. R. Grace & Co. Grinding mill control system

Also Published As

Publication number Publication date
FR2150033A5 (enExample) 1973-03-30
IT963891B (it) 1974-01-21
DE2140172A1 (de) 1973-02-22

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees