JPH10301384A5 - - Google Patents

Info

Publication number
JPH10301384A5
JPH10301384A5 JP1998107874A JP10787498A JPH10301384A5 JP H10301384 A5 JPH10301384 A5 JP H10301384A5 JP 1998107874 A JP1998107874 A JP 1998107874A JP 10787498 A JP10787498 A JP 10787498A JP H10301384 A5 JPH10301384 A5 JP H10301384A5
Authority
JP
Japan
Prior art keywords
toner
sensor
storage container
sensing element
level
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.)
Pending
Application number
JP1998107874A
Other languages
English (en)
Japanese (ja)
Other versions
JPH10301384A (ja
Filing date
Publication date
Priority claimed from US08/845,798 external-priority patent/US5862431A/en
Application filed filed Critical
Publication of JPH10301384A publication Critical patent/JPH10301384A/ja
Publication of JPH10301384A5 publication Critical patent/JPH10301384A5/ja
Pending legal-status Critical Current

Links

JP10107874A 1997-04-25 1998-04-17 トナー検出システム Pending JPH10301384A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/845,798 US5862431A (en) 1997-04-25 1997-04-25 Toner powder level sensing using element and pulse signal and toner powder presence sensing using piezoelectric film
US08/845-798 1997-04-25

Publications (2)

Publication Number Publication Date
JPH10301384A JPH10301384A (ja) 1998-11-13
JPH10301384A5 true JPH10301384A5 (2) 2005-04-07

Family

ID=25296105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10107874A Pending JPH10301384A (ja) 1997-04-25 1998-04-17 トナー検出システム

Country Status (4)

Country Link
US (1) US5862431A (2)
EP (1) EP0874289B1 (2)
JP (1) JPH10301384A (2)
DE (1) DE69722172T2 (2)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4039744B2 (ja) * 1998-07-15 2008-01-30 富士通株式会社 圧電アクチュエータ
US6494562B1 (en) 1998-09-03 2002-12-17 Hewlett-Packard Company Method and apparatus for identifying a sales channel
US6154619A (en) * 1999-10-27 2000-11-28 Hewlett-Packard Company Apparatus and method for detecting the state of a consumable product such as a replaceable toner cartridge
JP3745231B2 (ja) * 2000-01-13 2006-02-15 キヤノン株式会社 プロセスカートリッジ及び電子写真画像形成装置
DE60011038T2 (de) * 2000-04-01 2005-07-21 Robert Bosch Gmbh Zeit und Fall-kontrolliertes Aktivierungssystem für die Aufladung und die Entladung von piezoelektrischen Elementen
US6435024B1 (en) * 2000-09-29 2002-08-20 Heidelberger Druckmaschinen Ag Method and apparatus for determining the level of particulate material in a particulate material collection vessel
US20030016393A1 (en) * 2001-07-20 2003-01-23 Johnson Steven C. Electronic service transaction and method
CN100445703C (zh) * 2003-12-23 2008-12-24 茵爱莎公司 用于探测及测量容器内填充物料的非内置方法
US6959598B2 (en) * 2004-02-03 2005-11-01 Emerson Electric Co. Liquid level sensor for appliance and associated method
ES2332292T3 (es) 2005-11-21 2010-02-01 Mannkind Corporation Aparato y procedimientos de dispensacion y deteccion de polvo.
DK2684801T3 (en) 2008-08-05 2015-10-05 Mannkind Corp Pulverdispenserings- and sensing apparatus and method for dispensing and sensing powder
US9377713B2 (en) * 2012-03-30 2016-06-28 Xerox Corporation Custom color toner production systems and methods
WO2014124182A2 (en) 2013-02-06 2014-08-14 Ultimo Measurement Llc Non-invasive method for measurement of physical properties of free flowing materials in vessels
US9816848B2 (en) 2014-01-23 2017-11-14 Ultimo Measurement Llc Method and apparatus for non-invasively measuring physical properties of materials in a conduit
WO2019078845A1 (en) * 2017-10-18 2019-04-25 Hewlett-Packard Development Company, L.P. ORIENTATION DETECTION
WO2019078842A1 (en) * 2017-10-18 2019-04-25 Hewlett-Packard Development Company, L.P. FLUID LEVEL SENSORS
EP3761556A1 (en) * 2019-07-04 2021-01-06 Basf Se New method for pseudo-random number generation for information encryption
US11947279B2 (en) * 2022-03-23 2024-04-02 Lexmark International, Inc. Material sensing using container vibration
US11947282B2 (en) 2022-03-23 2024-04-02 Lexmark International, Inc. Toner level sensing using toner container vibration
DE102022115591A1 (de) 2022-06-22 2023-12-28 Endress+Hauser SE+Co. KG Modularer vibronischer Multisensor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159786A (en) * 1977-11-11 1979-07-03 E. I. Du Pont De Nemours And Company Periodically excited level control probe
JPS5536874A (en) * 1978-09-08 1980-03-14 Konishiroku Photo Ind Co Ltd Detection method for toner remainder
US4570482A (en) * 1982-04-23 1986-02-18 Murata Manufacturing Co., Ltd. Load-sensitive level detecting device
US4626096A (en) * 1984-04-02 1986-12-02 Canon Kabushiki Kaisha Image forming apparatus for forming a visual image in accordance with image signals
JPS61149826A (ja) * 1984-12-24 1986-07-08 Hitachi Metals Ltd トナ−レベル検知装置
JPS61176962A (ja) * 1985-01-31 1986-08-08 Konishiroku Photo Ind Co Ltd 画像形成装置
JPS61213635A (ja) * 1985-03-19 1986-09-22 Hitachi Metals Ltd 彎曲形圧電振動子式レベルセンサ
US5495315A (en) * 1991-03-27 1996-02-27 Xerox Corporation Level sensing apparatus
JPH0683197A (ja) * 1992-08-28 1994-03-25 Canon Inc 現像装置及び画像形成装置
US5438230A (en) * 1994-02-28 1995-08-01 Motorola, Inc. Piezoelectric material detector

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