FR2323182B3 - - Google Patents
Info
- Publication number
- FR2323182B3 FR2323182B3 FR7626492A FR7626492A FR2323182B3 FR 2323182 B3 FR2323182 B3 FR 2323182B3 FR 7626492 A FR7626492 A FR 7626492A FR 7626492 A FR7626492 A FR 7626492A FR 2323182 B3 FR2323182 B3 FR 2323182B3
- Authority
- FR
- France
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
- F02M65/003—Measuring variation of fuel pressure in high pressure line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/3005—Details not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/08—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of piezoelectric devices, i.e. electric circuits therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0602—Fuel pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752539194 DE2539194A1 (de) | 1975-09-03 | 1975-09-03 | Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2323182A1 FR2323182A1 (fr) | 1977-04-01 |
| FR2323182B3 true FR2323182B3 (US20090182215A1-20090716-C00004.png) | 1979-05-25 |
Family
ID=5955507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7626492A Granted FR2323182A1 (fr) | 1975-09-03 | 1976-09-02 | Montage pour l'exploitation de signaux electriques de sortie d'un detecteur detectant des variations de l'epaisseur d'une conduite d'injection de carburant |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4187720A (en) * | 1978-11-06 | 1980-02-12 | Deere & Company | Fuel line injection sensor |
| US4421088A (en) * | 1980-07-03 | 1983-12-20 | Lucas Industries Limited | Fuel system for compression ignition engine |
| DE3118425A1 (de) * | 1981-05-09 | 1982-12-09 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zum erfassen der den brennraeumen eines dieselmotors zugefuehrten kraftstoffmenge |
| US4562362A (en) * | 1982-10-18 | 1985-12-31 | Tektronix, Inc. | Automatic trigger sensitivity adjustment circuit |
| DE3612808A1 (de) * | 1986-04-16 | 1987-10-22 | Bosch Gmbh Robert | Anordnung zur erfassung des spritzbeginns bei einer dieselbrennkraftmaschine |
| JPH03140872A (ja) * | 1989-10-27 | 1991-06-14 | Stanley Electric Co Ltd | 測定装置の誤動作防止回路 |
| DE10014737A1 (de) * | 2000-03-24 | 2001-10-11 | Bosch Gmbh Robert | Verfahren zur Bestimmung des Raildrucks eines Einspritzventils mit einem piezoelektrischen Aktor |
| FR2919025A1 (fr) * | 2007-07-20 | 2009-01-23 | Rene Girard | Procede pour selectionner le pic de tension electrique lie a l'activation d'un injecteur de carburant dans un moteur |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2952811A (en) * | 1956-06-14 | 1960-09-13 | Itt | Modulation synchronizing pulse generator |
| US3800164A (en) * | 1969-01-02 | 1974-03-26 | Us Navy | Redundant logic circuit |
| FR2212987A5 (US20090182215A1-20090716-C00004.png) * | 1972-12-29 | 1974-07-26 | Commissariat Energie Atomique | |
| GB1466288A (en) * | 1974-07-20 | 1977-03-02 | Ferranti Ltd | Discrimination circuit arrangements |
-
1975
- 1975-09-03 DE DE19752539194 patent/DE2539194A1/de not_active Ceased
-
1976
- 1976-08-20 US US05/716,220 patent/US4045687A/en not_active Expired - Lifetime
- 1976-08-24 SE SE7609368A patent/SE7609368L/xx unknown
- 1976-08-31 IT IT26684/76A patent/IT1067838B/it active
- 1976-09-02 FR FR7626492A patent/FR2323182A1/fr active Granted
- 1976-09-03 JP JP51105650A patent/JPS5232357A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4045687A (en) | 1977-08-30 |
| DE2539194A1 (de) | 1977-03-10 |
| FR2323182A1 (fr) | 1977-04-01 |
| IT1067838B (it) | 1985-03-21 |
| SE7609368L (sv) | 1977-03-04 |
| JPS5232357A (en) | 1977-03-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |