SE386751B - Apparat for overvaknin av mengden lagrade partiklar i en behallare, serskilt en avgivningsapparat for elektrostatografiska tonarpartiklar - Google Patents
Apparat for overvaknin av mengden lagrade partiklar i en behallare, serskilt en avgivningsapparat for elektrostatografiska tonarpartiklarInfo
- Publication number
- SE386751B SE386751B SE7308931A SE7308931A SE386751B SE 386751 B SE386751 B SE 386751B SE 7308931 A SE7308931 A SE 7308931A SE 7308931 A SE7308931 A SE 7308931A SE 386751 B SE386751 B SE 386751B
- Authority
- SE
- Sweden
- Prior art keywords
- tonar
- electrostatographic
- particulars
- monitoring
- container
- Prior art date
Links
Classifications
-
- 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
- G01F23/226—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 measuring the braking of a rotatable element
-
- 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
- G01F23/0007—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 for discrete indicating and measuring
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
- G03G15/0858—Detection or control means for the developer level the level being measured by mechanical means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Dry Development In Electrophotography (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/266,936 US3979022A (en) | 1972-06-28 | 1972-06-28 | Monitoring device |
Publications (1)
Publication Number | Publication Date |
---|---|
SE386751B true SE386751B (sv) | 1976-08-16 |
Family
ID=23016600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7308931A SE386751B (sv) | 1972-06-28 | 1973-06-26 | Apparat for overvaknin av mengden lagrade partiklar i en behallare, serskilt en avgivningsapparat for elektrostatografiska tonarpartiklar |
Country Status (10)
Country | Link |
---|---|
US (1) | US3979022A (fi) |
JP (1) | JPS4953446A (fi) |
BE (1) | BE801607A (fi) |
CA (1) | CA982841A (fi) |
DE (1) | DE2261253A1 (fi) |
FR (1) | FR2191103B1 (fi) |
GB (1) | GB1431574A (fi) |
IT (1) | IT990693B (fi) |
NL (1) | NL7308989A (fi) |
SE (1) | SE386751B (fi) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2139198A (en) * | 1983-02-26 | 1984-11-07 | Malcolm Jones | Hopper level indicator |
US4964301A (en) * | 1989-04-25 | 1990-10-23 | Kamyr Ab | Chip level indicator with differential transformer |
US4989754A (en) * | 1989-11-30 | 1991-02-05 | Xerox Corporation | Toner level detection system |
US5495315A (en) * | 1991-03-27 | 1996-02-27 | Xerox Corporation | Level sensing apparatus |
US5355199A (en) * | 1993-09-24 | 1994-10-11 | Xerox Corporation | Development unit for an electrophotographic printer having a torque-triggered outlet port |
US5424816A (en) * | 1994-06-27 | 1995-06-13 | Xerox Corporation | Toner cartridge |
US6481279B1 (en) * | 2000-11-21 | 2002-11-19 | Arteva North America S.A.R.L. | Absolute inventory control by radial force measurement |
US7412905B1 (en) | 2004-05-31 | 2008-08-19 | Richard Anthony Bishel | Paddle sensor |
US9519243B2 (en) | 2014-06-02 | 2016-12-13 | Lexmark International, Inc. | Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing |
US9389582B2 (en) | 2014-06-02 | 2016-07-12 | Lexmark International, Inc. | Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing |
US10429765B1 (en) * | 2018-07-05 | 2019-10-01 | Lexmark International, Inc. | Toner container for an image forming device having magnets of varying angular offset for toner level sensing |
US10474060B1 (en) | 2018-07-05 | 2019-11-12 | Lexmark International, Inc. | Toner level sensing using rotatable magnets having varying angular offset |
US10451997B1 (en) | 2018-07-20 | 2019-10-22 | Lexmark International, Inc. | Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis |
US10451998B1 (en) | 2018-07-20 | 2019-10-22 | Lexmark International, Inc. | Toner level detection measuring an orientation of a rotatable magnet having a varying radius |
US10345736B1 (en) | 2018-07-20 | 2019-07-09 | Lexmark International, Inc. | Toner level detection measuring a radius of a rotatable magnet |
AU2022268919A1 (en) * | 2021-05-04 | 2023-12-07 | Unverferth Manufacturing Co., Inc. | Dry product spreader |
CN114314011A (zh) * | 2021-12-31 | 2022-04-12 | 成都瑞柯林工程技术有限公司 | 颗粒物回收装置 |
CN114408588A (zh) * | 2021-12-31 | 2022-04-29 | 成都瑞柯林工程技术有限公司 | 颗粒物气力输送检测方法及检测设备 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2116075A (en) * | 1936-11-28 | 1938-05-03 | Fuller Co | Indicator |
DE876167C (de) * | 1944-01-14 | 1953-05-11 | Peters Ag Claudius | Bunkerstandanzeiger |
US2863103A (en) * | 1954-09-24 | 1958-12-02 | W N Borg Corp | Relay |
FR1356175A (fr) * | 1963-05-07 | 1964-03-20 | Transbeton S A | Dispositif de contrôle du plein d'un silo |
US3575130A (en) * | 1968-07-31 | 1971-04-13 | Eastman Kodak Co | Indicating mechanism |
US3593842A (en) * | 1969-10-20 | 1971-07-20 | Minnesota Mining & Mfg | Powder level sensing |
-
1972
- 1972-06-28 US US05/266,936 patent/US3979022A/en not_active Expired - Lifetime
- 1972-10-31 CA CA155,250A patent/CA982841A/en not_active Expired
- 1972-12-14 DE DE2261253A patent/DE2261253A1/de active Pending
-
1973
- 1973-01-03 FR FR7300103A patent/FR2191103B1/fr not_active Expired
- 1973-06-25 GB GB2997673A patent/GB1431574A/en not_active Expired
- 1973-06-26 IT IT25878/73A patent/IT990693B/it active
- 1973-06-26 SE SE7308931A patent/SE386751B/xx unknown
- 1973-06-27 NL NL7308989A patent/NL7308989A/xx unknown
- 1973-06-28 BE BE132855A patent/BE801607A/xx unknown
- 1973-06-28 JP JP48073263A patent/JPS4953446A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7308989A (fi) | 1974-01-02 |
DE2261253A1 (de) | 1974-01-24 |
FR2191103A1 (fi) | 1974-02-01 |
GB1431574A (en) | 1976-04-07 |
JPS4953446A (fi) | 1974-05-24 |
IT990693B (it) | 1975-07-10 |
CA982841A (en) | 1976-02-03 |
US3979022A (en) | 1976-09-07 |
FR2191103B1 (fi) | 1976-04-30 |
BE801607A (fr) | 1973-12-28 |
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