DE2804145A1 - Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extruders - Google Patents
Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extrudersInfo
- Publication number
- DE2804145A1 DE2804145A1 DE19782804145 DE2804145A DE2804145A1 DE 2804145 A1 DE2804145 A1 DE 2804145A1 DE 19782804145 DE19782804145 DE 19782804145 DE 2804145 A DE2804145 A DE 2804145A DE 2804145 A1 DE2804145 A1 DE 2804145A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- output
- ramp
- input
- integrator
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
- H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Program-control systems
- G05B19/02—Program-control systems electric
- G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/07—Program control other than numerical control, i.e. in sequence controllers or logic controllers where the program is defined in the fixed connection of electrical elements, e.g. potentiometers, counters or transistors
- G05B19/075—Program control other than numerical control, i.e. in sequence controllers or logic controllers where the program is defined in the fixed connection of electrical elements, e.g. potentiometers, counters or transistors for delivering a step function, a slope or a continuous function
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92638—Length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Feedback Control In General (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measurement Of Current Or Voltage (AREA)
- Pulse Circuits (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782804145 DE2804145A1 (de) | 1978-01-31 | 1978-01-31 | Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extruders |
| DE7979100124T DE2960105D1 (en) | 1978-01-31 | 1979-01-16 | Ramp generator for producing a time control signal for operating an electric control device of an extruder |
| EP79100124A EP0003510B1 (de) | 1978-01-31 | 1979-01-16 | Rampengenerator zum Erzeugen eines Zeitsteuersignals für den Betrieb einer elektrischen Steuereinrichtung eines Extruders |
| JP962779A JPS54111075A (en) | 1978-01-31 | 1979-01-30 | Lamp generator for generating time control signal |
| US06/007,698 US4268794A (en) | 1978-01-31 | 1979-01-30 | Self-adjusting ramp generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782804145 DE2804145A1 (de) | 1978-01-31 | 1978-01-31 | Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extruders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2804145A1 true DE2804145A1 (de) | 1979-08-02 |
Family
ID=6030817
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782804145 Withdrawn DE2804145A1 (de) | 1978-01-31 | 1978-01-31 | Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extruders |
| DE7979100124T Expired DE2960105D1 (en) | 1978-01-31 | 1979-01-16 | Ramp generator for producing a time control signal for operating an electric control device of an extruder |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE7979100124T Expired DE2960105D1 (en) | 1978-01-31 | 1979-01-16 | Ramp generator for producing a time control signal for operating an electric control device of an extruder |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4268794A (https=) |
| EP (1) | EP0003510B1 (https=) |
| JP (1) | JPS54111075A (https=) |
| DE (2) | DE2804145A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4449059A (en) * | 1981-07-13 | 1984-05-15 | Tektronix, Inc. | Triangle waveform generator having a loop delay compensation network |
| US4438466A (en) | 1982-04-02 | 1984-03-20 | Ampex Corporation | D.C. Controlled adjustable ramp signal generator and method |
| US4546424A (en) * | 1983-09-14 | 1985-10-08 | Allen-Bradley Company | Compensated ramp generating circuit for controlling SCR firing |
| DE69530208D1 (de) * | 1995-10-31 | 2003-05-08 | Cons Ric Microelettronica | Rückgewinnung der Laufzeitverzögerung in einer Pulsbreitenmodulatorschaltung |
| DE19841719C2 (de) | 1998-09-11 | 2002-04-25 | St Microelectronics Gmbh | Schaltungsanordnung zur Flankensteilheitsformung |
| DE60039101D1 (de) * | 2000-03-31 | 2008-07-17 | St Microelectronics Srl | Integrierter Generator einer langsamen Spannungsrampe |
| JP3991863B2 (ja) * | 2002-12-27 | 2007-10-17 | セイコーエプソン株式会社 | ノコギリ波発生装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1022225A (en) * | 1964-10-16 | 1966-03-09 | Ibm | Waveform generating circuit |
| US3373377A (en) * | 1966-07-01 | 1968-03-12 | Xerox Corp | Self-adjusting variable frequency sawtooth generator |
| US3569735A (en) * | 1968-09-24 | 1971-03-09 | Us Army | Constant amplitude sawtooth generator |
| US3577007A (en) * | 1969-01-21 | 1971-05-04 | Bell & Howell Co | Constant amplitude variable frequency sweep generator |
| US3714470A (en) * | 1971-12-23 | 1973-01-30 | Monsanto Co | Variable duty cycle signal generator |
| IT944477B (it) * | 1971-12-29 | 1973-04-20 | Italiana Telecominicazioni Sie | Generatore di una tensione a dente di sega di ampiezza costante al va riare delle frequenza |
| US3865528A (en) * | 1973-11-01 | 1975-02-11 | Moog Inc | Extrusion apparatus having electronic interpolator |
| DD114733A2 (https=) * | 1974-06-14 | 1975-08-12 | ||
| NL7605373A (nl) * | 1976-05-20 | 1977-11-22 | Philips Nv | Zaagtandgenerator. |
| US4071776A (en) * | 1976-08-19 | 1978-01-31 | Rca Corporation | Sawtooth voltage generator for constant amplitude sawtooth waveform from varying frequency control signal |
-
1978
- 1978-01-31 DE DE19782804145 patent/DE2804145A1/de not_active Withdrawn
-
1979
- 1979-01-16 DE DE7979100124T patent/DE2960105D1/de not_active Expired
- 1979-01-16 EP EP79100124A patent/EP0003510B1/de not_active Expired
- 1979-01-30 US US06/007,698 patent/US4268794A/en not_active Expired - Lifetime
- 1979-01-30 JP JP962779A patent/JPS54111075A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2960105D1 (en) | 1981-02-26 |
| EP0003510A1 (de) | 1979-08-22 |
| EP0003510B1 (de) | 1981-01-07 |
| US4268794A (en) | 1981-05-19 |
| JPS54111075A (en) | 1979-08-31 |
| JPS6211362B2 (https=) | 1987-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |