CA1267203A - Ice bin level sensor - Google Patents
Ice bin level sensorInfo
- Publication number
- CA1267203A CA1267203A CA000532329A CA532329A CA1267203A CA 1267203 A CA1267203 A CA 1267203A CA 000532329 A CA000532329 A CA 000532329A CA 532329 A CA532329 A CA 532329A CA 1267203 A CA1267203 A CA 1267203A
- Authority
- CA
- Canada
- Prior art keywords
- ice
- signal
- operational amplifier
- electrical circuit
- circuit according
- 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 - Fee Related
Links
- 238000005057 refrigeration Methods 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- VOXZDWNPVJITMN-ZBRFXRBCSA-N 17β-estradiol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H](CC4)O)[C@@H]4[C@@H]3CCC2=C1 VOXZDWNPVJITMN-ZBRFXRBCSA-N 0.000 description 1
- 101150034533 ATIC gene Proteins 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- FHIVAFMUCKRCQO-UHFFFAOYSA-N diazinon Chemical compound CCOP(=S)(OCC)OC1=CC(C)=NC(C(C)C)=N1 FHIVAFMUCKRCQO-UHFFFAOYSA-N 0.000 description 1
- JXSJBGJIGXNWCI-UHFFFAOYSA-N diethyl 2-[(dimethoxyphosphorothioyl)thio]succinate Chemical compound CCOC(=O)CC(SP(=S)(OC)OC)C(=O)OCC JXSJBGJIGXNWCI-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- KRTSDMXIXPKRQR-AATRIKPKSA-N monocrotophos Chemical compound CNC(=O)\C=C(/C)OP(=O)(OC)OC KRTSDMXIXPKRQR-AATRIKPKSA-N 0.000 description 1
- 229940061319 ovide Drugs 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- -1 when desir~d Chemical compound 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C5/00—Working or handling ice
- F25C5/18—Storing ice
- F25C5/182—Ice bins therefor
- F25C5/187—Ice bins therefor with ice level sensing means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
- G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Production, Working, Storing, Or Distribution Of Ice (AREA)
- Electronic Switches (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US847,917 | 1977-11-02 | ||
US84791786A | 1986-04-03 | 1986-04-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1267203A true CA1267203A (en) | 1990-03-27 |
Family
ID=25301817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000532329A Expired - Fee Related CA1267203A (en) | 1986-04-03 | 1987-03-18 | Ice bin level sensor |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS62237264A (sv) |
AU (1) | AU601413B2 (sv) |
BE (1) | BE1003058A3 (sv) |
BR (1) | BR8701523A (sv) |
CA (1) | CA1267203A (sv) |
CH (1) | CH674074A5 (sv) |
DE (1) | DE3711241A1 (sv) |
FR (1) | FR2596857B1 (sv) |
GB (1) | GB2188724B (sv) |
IT (1) | IT1202718B (sv) |
MX (1) | MX168749B (sv) |
SE (1) | SE460925B (sv) |
ZA (1) | ZA871865B (sv) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1230039B (it) * | 1988-07-21 | 1991-09-24 | Frimont Spa | Apparecchiatura automatica per la produzione di ghiaccio in cubetti. |
IT1244433B (it) * | 1990-09-12 | 1994-07-15 | Castel Mac Spa | Dispositivo elettronico di controllo del livello del ghiaccio in un contenitore di raccolta per macchina per la produzione di ghiaccio in scaglie |
JPH08500893A (ja) * | 1991-10-22 | 1996-01-30 | サーモテク インターナシヨナル ピーティーワイ リミテッド | 冷却装置 |
DE9114777U1 (sv) * | 1991-11-27 | 1993-03-25 | Kluee, Ulrich, Dipl.-Ing., 2054 Geesthacht, De | |
US5671606A (en) * | 1995-09-18 | 1997-09-30 | Lancer Corporation | Method and apparatus for sensing and controlling the level of ice in an ice dispenser |
WO2008030023A1 (en) | 2006-09-04 | 2008-03-13 | Lg Electronics Inc. | Control apparatus for taking out ice of refrigerator and method thereof |
CN102778096B (zh) | 2006-09-20 | 2015-03-25 | Lg电子株式会社 | 冰箱 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2763789A (en) * | 1953-03-03 | 1956-09-18 | Ohmart Corp | Control device |
US3045445A (en) * | 1960-12-19 | 1962-07-24 | Carrier Corp | Ice making |
US3322959A (en) * | 1963-05-09 | 1967-05-30 | Ranco Inc | Photoelectric level control system with lamp operated at alternate brightnesses |
US3525232A (en) * | 1968-08-30 | 1970-08-25 | Gen Electric | Automatic ice maker control means |
US3760397A (en) * | 1970-11-17 | 1973-09-18 | J Taggart | Alarm system |
US3731496A (en) * | 1972-01-31 | 1973-05-08 | Gen Electric | Photoelectric ice level sensor |
CH568627A5 (sv) * | 1974-07-15 | 1975-10-31 | Cerberus Ag | |
US4205237A (en) * | 1977-12-16 | 1980-05-27 | Nartron Corporation | Liquid level sensor, pump system means and circuit means |
GB2039847B (en) * | 1978-10-25 | 1982-09-15 | Vgl Ind Ltd | Dispensing device |
IT1125671B (it) * | 1978-11-24 | 1986-05-14 | Loomhurst Ltd | Valvola di drenaggio di condensa |
US4238930A (en) * | 1978-12-26 | 1980-12-16 | Whirlpool Corporation | Ice maker apparatus |
DE3032934A1 (de) * | 1980-09-02 | 1982-04-08 | Claus-Hartwig Dipl.-Ing. 2211 Heiligenstedten Dahse | Verfahren zur regelung des fuellstandes eines einfuellschachtes einer schneckenpresse und regeleinrichtung zur durchfuehrung des verfahrens |
IL64003A0 (en) * | 1981-10-06 | 1982-01-31 | Elmar Medical Systems Ltd | Sensor system for use in fluid monitoring and control |
JPS59229626A (ja) * | 1983-06-10 | 1984-12-24 | Matsushita Electric Works Ltd | フロ−トレス液面リレ− |
ES8703647A1 (es) * | 1984-07-10 | 1987-02-16 | Coca Cola Co | Un aparato para llenar automaticamente un recipiente con una bebida. |
FR2763789B1 (fr) * | 1997-05-27 | 1999-12-03 | Jean Hauville | Dispositif destine a realiser un mur de decoration horticole |
-
1987
- 1987-03-12 GB GB8705896A patent/GB2188724B/en not_active Expired
- 1987-03-13 ZA ZA871865A patent/ZA871865B/xx unknown
- 1987-03-18 CA CA000532329A patent/CA1267203A/en not_active Expired - Fee Related
- 1987-03-25 CH CH1135/87A patent/CH674074A5/de not_active IP Right Cessation
- 1987-03-26 FR FR878704222A patent/FR2596857B1/fr not_active Expired - Fee Related
- 1987-03-30 IT IT19902/87A patent/IT1202718B/it active
- 1987-03-31 AU AU70918/87A patent/AU601413B2/en not_active Ceased
- 1987-03-31 MX MX005815A patent/MX168749B/es unknown
- 1987-04-01 BE BE8700328A patent/BE1003058A3/fr active
- 1987-04-02 JP JP62082170A patent/JPS62237264A/ja active Granted
- 1987-04-03 BR BR8701523A patent/BR8701523A/pt not_active IP Right Cessation
- 1987-04-03 DE DE19873711241 patent/DE3711241A1/de active Granted
- 1987-07-06 SE SE8702772A patent/SE460925B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU7091887A (en) | 1987-10-08 |
SE460925B (sv) | 1989-12-04 |
CH674074A5 (sv) | 1990-04-30 |
IT8719902A0 (it) | 1987-03-30 |
GB2188724A (en) | 1987-10-07 |
FR2596857B1 (fr) | 1992-04-30 |
IT1202718B (it) | 1989-02-09 |
SE8702772L (sv) | 1989-01-07 |
BE1003058A3 (fr) | 1991-11-12 |
BR8701523A (pt) | 1988-01-19 |
GB2188724B (en) | 1989-11-15 |
GB8705896D0 (en) | 1987-04-15 |
JPS62237264A (ja) | 1987-10-17 |
AU601413B2 (en) | 1990-09-13 |
JPH0144983B2 (sv) | 1989-10-02 |
ZA871865B (en) | 1987-09-03 |
SE8702772D0 (sv) | 1987-07-06 |
DE3711241A1 (de) | 1987-10-15 |
MX168749B (es) | 1993-06-07 |
DE3711241C2 (sv) | 1991-03-21 |
FR2596857A1 (fr) | 1987-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4822996A (en) | Ice bin level sensor with time delay | |
CA1267203A (en) | Ice bin level sensor | |
EP0359237A3 (en) | Apparatus for displaying the remaining charge of rechargeable battery | |
US4029957A (en) | Detection device | |
US4589281A (en) | Material level detector and control | |
GB2217031A (en) | Liquid volume monitoring apparatus and method | |
US4003019A (en) | Parameter display and alarm installation for motor-driven vehicles | |
EP0491552B1 (en) | Refrigerant charge detection system for an air conditioning system | |
CN101435766A (zh) | 烟传感器与电子装备 | |
CA2040391A1 (en) | Oil Level Control System | |
US8866083B2 (en) | Alarm | |
CN104054114A (zh) | 具有内部adc电容器的电流感测 | |
JPH0374957B2 (sv) | ||
WO1996007887A1 (en) | Apparatus and method for enhancing the response of a biomimetic sensor | |
CA2232525A1 (en) | Device for sensing and controlling ice level | |
WO2001065234A9 (en) | Optical-reflectance-based mass-flow sensor | |
KR970022085A (ko) | 냉장고의 급수장치 및 물탱크 수량부족검출방법 | |
EP0893318A3 (en) | Water drop detector on transparent substrate and initiating method and output stabilizing method therefor | |
US5144286A (en) | Photosensitive switch with circuit for indicating malfunction | |
KR960008650A (ko) | 신호등제어장치 | |
US5293896A (en) | Arrangement for measuring the level of liquified gases | |
EP0866322A1 (en) | Apparatus and method for sensing a full level condition for a large basket, receptacle or the like | |
EP0194063A2 (en) | Tracking transmitter with two operational modes | |
US4288791A (en) | Smoke detector and method | |
JPH0643029A (ja) | 光量測定装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |