ZA862808B - Microcomputer-controlled light switch - Google Patents
Microcomputer-controlled light switchInfo
- Publication number
- ZA862808B ZA862808B ZA862808A ZA862808A ZA862808B ZA 862808 B ZA862808 B ZA 862808B ZA 862808 A ZA862808 A ZA 862808A ZA 862808 A ZA862808 A ZA 862808A ZA 862808 B ZA862808 B ZA 862808B
- Authority
- ZA
- South Africa
- Prior art keywords
- microcomputer
- light switch
- controlled light
- controlled
- switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
- H02M5/2576—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with digital control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
- H05B39/083—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity
- H05B39/085—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity by touch control
- H05B39/086—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity by touch control with possibility of remote control
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/025—Light-emitting indicators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
- H01H23/14—Tumblers
- H01H23/143—Tumblers having a generally flat elongated shape
- H01H23/145—Tumblers having a generally flat elongated shape the actuating surface having two slightly inclined areas extending from the middle outward
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/054—Application timeslot: duration of actuation or delay between or combination of subsequent actuations determines selected function
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arc Welding Control (AREA)
- Push-Button Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/724,015 US4649323A (en) | 1985-04-17 | 1985-04-17 | Microcomputer-controlled light switch |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA862808B true ZA862808B (en) | 1986-12-30 |
Family
ID=24908612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA862808A ZA862808B (en) | 1985-04-17 | 1986-04-15 | Microcomputer-controlled light switch |
Country Status (15)
Country | Link |
---|---|
US (1) | US4649323A (fr) |
JP (1) | JPS61243694A (fr) |
CN (1) | CN86102632A (fr) |
AU (1) | AU5600886A (fr) |
BE (1) | BE904600A (fr) |
CA (1) | CA1239662A (fr) |
DE (1) | DE3612264A1 (fr) |
DK (1) | DK173786A (fr) |
FR (1) | FR2580888A1 (fr) |
GB (1) | GB2173961B (fr) |
IT (1) | IT1190627B (fr) |
NL (1) | NL8600894A (fr) |
NO (1) | NO861485L (fr) |
SE (1) | SE8601588L (fr) |
ZA (1) | ZA862808B (fr) |
Families Citing this family (93)
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US4733138A (en) * | 1985-12-05 | 1988-03-22 | Lightolier Incorporated | Programmable multicircuit wall-mounted controller |
US5177409A (en) * | 1987-01-12 | 1993-01-05 | Nilssen Ole K | Controllable electronic ballast |
US4963793A (en) * | 1988-01-26 | 1990-10-16 | Westek Associates | Delayed response touch switch controller |
US4939428A (en) * | 1988-01-26 | 1990-07-03 | Westek Associates | Touch switching system |
FI79772C (fi) * | 1988-06-23 | 1990-02-12 | Smartset Oy | Foerfarande och anordning foer styrning av eleffekt. |
US5406191A (en) * | 1988-06-23 | 1995-04-11 | Smart Set Oy | Procedure and apparatus for the control of electric power |
US5212478A (en) * | 1989-03-31 | 1993-05-18 | Lutron Electronics Co., Inc. | Dynamic power recovery system |
US5471190A (en) * | 1989-07-20 | 1995-11-28 | Timothy D. Schoechle | Method and apparatus for resource allocation in a communication network system |
GB2236025A (en) * | 1989-09-15 | 1991-03-20 | Desmond Bryan Leon Mills | Dimmer switches |
DE4002597A1 (de) * | 1990-01-30 | 1991-08-01 | Ako Werke Gmbh & Co | Schalteinrichtung |
US5189412A (en) * | 1990-05-11 | 1993-02-23 | Hunter Fan Company | Remote control for a ceiling fan |
US5059871A (en) * | 1990-07-09 | 1991-10-22 | Lightolier Incorporated | Programmable lighting control system linked by a local area network |
WO1993020671A1 (fr) * | 1991-03-31 | 1993-10-14 | Lutron Electronics Co., Inc. | Dispositif de commande d'eclairage |
US5597146A (en) * | 1991-08-05 | 1997-01-28 | Putman; J. Michael | Rail-mounted stabilizer for surgical instrument |
US5319283A (en) * | 1991-08-05 | 1994-06-07 | Novitas, Inc. | Dimmer switch with gradual reduction in light intensity |
CA2078295C (fr) * | 1991-08-05 | 1995-11-21 | John Michael Putman | Stabiliseur d'endoscope |
US5248919A (en) * | 1992-03-31 | 1993-09-28 | Lutron Electronics Co., Inc. | Lighting control device |
US5541584A (en) * | 1992-05-15 | 1996-07-30 | Hunter Fan Company | Remote control for a ceiling fan |
US5586048A (en) * | 1992-06-16 | 1996-12-17 | Vigilight Inc. | Intelligent wall switch |
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IT1259010B (it) * | 1992-07-24 | 1996-03-11 | Relco Srl | Dispositivo per la regolazione di carichi alimentati con corrente alternata |
DE4231060A1 (de) * | 1992-09-17 | 1994-03-24 | Abb Patent Gmbh | Verfahren zum elektronischen Dimmen und Dimmer zur Durchführung des Verfahrens |
US5336979A (en) * | 1992-11-12 | 1994-08-09 | Leviton Manufacturing Co., Inc. | Microprocessor based touch dimmer system to control the brightness of one or more electric lamps using single or multi-key devices |
WO1994015349A1 (fr) * | 1992-12-22 | 1994-07-07 | Fuller Edward E Sr | Lampe electrique et regulation d'eclairage temporisee |
US5477111A (en) * | 1994-03-28 | 1995-12-19 | The Whitaker Corporation | Triac drive for lighting and for inductive load control |
US5652481A (en) * | 1994-06-10 | 1997-07-29 | Beacon Light Products, Inc. | Automatic state tranition controller for a fluorescent lamp |
US5955847A (en) * | 1994-06-10 | 1999-09-21 | Beacon Light Products, Inc. | Method for dimming a fluorescent lamp |
US5537010A (en) * | 1994-06-10 | 1996-07-16 | Beacon Light Products, Inc. | Voltage-comparator, solid-state, current-switch starter for fluorescent lamp |
US5504398A (en) * | 1994-06-10 | 1996-04-02 | Beacon Light Products, Inc. | Dimming controller for a fluorescent lamp |
US5445539A (en) * | 1994-09-09 | 1995-08-29 | The Whitaker Corporation | Electrical wiring device for power control with low voltage input |
US6297724B1 (en) | 1994-09-09 | 2001-10-02 | The Whitaker Corporation | Lighting control subsystem for use in system architecture for automated building |
US5550440A (en) * | 1994-11-16 | 1996-08-27 | Electronics Diversified, Inc. | Sinusoidal inductorless dimmer applying variable frequency power signal in response to user command |
US6356038B2 (en) | 1994-12-14 | 2002-03-12 | Richard A. Bishel | Microcomputer-controlled AC power switch controller and DC power supply method and apparatus |
US5736817A (en) * | 1995-09-19 | 1998-04-07 | Beacon Light Products, Inc. | Preheating and starting circuit and method for a fluorescent lamp |
US5909087A (en) * | 1996-03-13 | 1999-06-01 | Lutron Electronics Co. Inc. | Lighting control with wireless remote control and programmability |
DE19627732A1 (de) * | 1996-07-10 | 1998-01-15 | Abb Patent Gmbh | Elektronisches Stellgerät zum Steuern eines Laststromes |
US5861720A (en) * | 1996-11-25 | 1999-01-19 | Beacon Light Products, Inc. | Smooth switching power control circuit and method |
US5861721A (en) * | 1996-11-25 | 1999-01-19 | Beacon Light Products, Inc. | Smooth switching module |
JP2880476B2 (ja) * | 1996-11-28 | 1999-04-12 | 株式会社タイムリーエレガンス | 照明装置及びこの照明装置が取り付けられてなる額縁 |
US5798581A (en) * | 1996-12-17 | 1998-08-25 | Lutron Electronics Co., Inc. | Location independent dimmer switch for use in multiple location switch system, and switch system employing same |
ES2144362B1 (es) * | 1998-03-18 | 2001-01-01 | Inurritegi Arrazola Juan Luis | Temporizador acumulativo configurable perfeccionado. |
AU4083599A (en) * | 1998-05-18 | 1999-12-06 | Leviton Manufacturing Company, Inc. | Network based electrical control system with distributed sensing and control |
US6380696B1 (en) | 1998-12-24 | 2002-04-30 | Lutron Electronics Co., Inc. | Multi-scene preset lighting controller |
US6078159A (en) * | 1999-02-17 | 2000-06-20 | The Chamberlain Group, Inc. | Method and apparatus for programming a logic board from switching power |
GB2351857A (en) * | 1999-07-01 | 2001-01-10 | Kjd Electronics | Lamp dimmer |
US6505951B1 (en) | 1999-10-08 | 2003-01-14 | Mauricio H. Lorenzo, Jr. | Wall-mountable, battery-operated light-emitting device |
FR2808647A1 (fr) * | 2000-05-04 | 2001-11-09 | Bernard Roux | Module electronique de commande d'eclairage configurable |
US6608617B2 (en) | 2000-05-09 | 2003-08-19 | Marc O. Hoffknecht | Lighting control interface |
US6429598B1 (en) | 2000-11-24 | 2002-08-06 | R. John Haley | Transformer and control units for ac control |
KR100413216B1 (ko) * | 2001-04-06 | 2003-12-31 | 원 호 이 | 조도조절장치 |
US20040017158A1 (en) * | 2002-07-26 | 2004-01-29 | Svt Technologies Private Limited, | Smart dimmer switch for maintaining constant luminance in a lighting environment |
US6933686B1 (en) | 2003-01-09 | 2005-08-23 | Richard Anthony Bishel | Programmable AC power switch |
US7012518B2 (en) * | 2003-04-18 | 2006-03-14 | Cooper Wiring Devices, Inc. | Dimmer control system with two-way master-remote communication |
US6987449B2 (en) * | 2003-04-18 | 2006-01-17 | Cooper Wiring Devices, Inc. | Dimmer control system with tandem power supplies |
US6815625B1 (en) | 2003-04-18 | 2004-11-09 | Cooper Wiring Devices, Inc. | Dimmer control switch unit |
US7071634B2 (en) * | 2004-01-07 | 2006-07-04 | Lutron Electronics Co., Inc. | Lighting control device having improved long fade off |
US7683755B2 (en) * | 2004-06-29 | 2010-03-23 | Leviton Manufacturing Corporation, Inc. | Control system for electrical devices |
US7170018B2 (en) | 2004-10-12 | 2007-01-30 | Leviton Manufacturing Co., Inc. | Dimmer switch |
FR2878647B1 (fr) * | 2004-11-26 | 2007-02-23 | Delta Dore | Procede de programmation de la duree de temporisation d'une minuterie |
US7375951B2 (en) * | 2006-07-07 | 2008-05-20 | Lutron Electronics Co., Inc. | Load control device having a split enclosure |
US7640351B2 (en) * | 2005-11-04 | 2009-12-29 | Intermatic Incorporated | Application updating in a home automation data transfer system |
US7870232B2 (en) * | 2005-11-04 | 2011-01-11 | Intermatic Incorporated | Messaging in a home automation data transfer system |
US7694005B2 (en) | 2005-11-04 | 2010-04-06 | Intermatic Incorporated | Remote device management in a home automation data transfer system |
US20070121653A1 (en) * | 2005-11-04 | 2007-05-31 | Reckamp Steven R | Protocol independent application layer for an automation network |
US20070256085A1 (en) * | 2005-11-04 | 2007-11-01 | Reckamp Steven R | Device types and units for a home automation data transfer system |
US7698448B2 (en) * | 2005-11-04 | 2010-04-13 | Intermatic Incorporated | Proxy commands and devices for a home automation data transfer system |
NZ543918A (en) * | 2005-12-02 | 2007-04-27 | Schneider Electric Nz Ltd | Timer with multiple modes and time settings and able to fit a standard electrical switch plate |
US7674003B2 (en) * | 2006-04-20 | 2010-03-09 | Streamlight, Inc. | Flashlight having plural switches and a controller |
US7549766B2 (en) * | 2006-08-23 | 2009-06-23 | Streamlight, Inc. | Light including an electro-optical “photonic” selector switch |
US7683504B2 (en) * | 2006-09-13 | 2010-03-23 | Lutron Electronics Co., Inc. | Multiple location electronic timer system |
US7579717B2 (en) * | 2006-09-13 | 2009-08-25 | Lutron Electronics Co., Inc. | Wall-mountable timer for an electrical load |
US10143065B2 (en) * | 2006-11-10 | 2018-11-27 | Michael M. Potempa | Dimmer switch |
US7573208B2 (en) * | 2007-03-05 | 2009-08-11 | Lutron Electronics Co., Inc. | Method of programming a lighting preset from a radio-frequency remote control |
US7652216B2 (en) * | 2007-12-18 | 2010-01-26 | Streamlight, Inc. | Electrical switch, as for controlling a flashlight |
US20100072917A1 (en) * | 2008-09-23 | 2010-03-25 | O'gorman Tony | System for Control of Ballast Illumination in Step Dimming and Continuous Dimming Modes |
US8328582B1 (en) | 2009-02-01 | 2012-12-11 | MagicLux, LLC | Shortened adapter for light bulb sockets with miniature remote controller |
DE102009016224A1 (de) * | 2009-04-03 | 2010-10-07 | Jürgen Kupper | Intuitiv bedienbarer elektrischer Schalter |
JP5565915B2 (ja) | 2009-04-09 | 2014-08-06 | コーニンクレッカ フィリップス エヌ ヴェ | 知的な照明制御システム |
US8294379B2 (en) * | 2009-11-10 | 2012-10-23 | Green Mark Technology Inc. | Dimmable LED lamp and dimmable LED lighting apparatus |
IT1399620B1 (it) * | 2010-04-14 | 2013-04-26 | Bevilacqua De | Lampada a basso consumo con sorgenti luminose di tipo led. |
CN102384375B (zh) * | 2010-09-02 | 2015-04-08 | 上海擎阳电子科技有限公司 | 微电子集成模块控制式led照明灯 |
CN102404895B (zh) * | 2010-09-09 | 2014-02-19 | 陈家德 | 使用微控制器的照明控制系统与照明控制方法 |
KR20130120407A (ko) | 2012-04-25 | 2013-11-04 | 서울반도체 주식회사 | 발광 다이오드 조광 장치 |
US8829816B2 (en) * | 2012-08-10 | 2014-09-09 | Infineon Technologies Ag | Linear walk arrangement |
WO2014076623A1 (fr) * | 2012-11-14 | 2014-05-22 | Koninklijke Philips N.V. | Dispositif de gradateur à coupure de phase et procédé de gradation à coupure de phase pour une unité d'éclairage commandée par une interface utilisateur de type balancier |
US9093894B2 (en) | 2012-12-17 | 2015-07-28 | Greenmark Technology Inc. | Multiple-level power control system |
CN104020723B (zh) * | 2013-02-28 | 2016-11-02 | 黎辉 | 一种信源式集散型脉冲总线控制系统 |
US10057964B2 (en) | 2015-07-02 | 2018-08-21 | Hayward Industries, Inc. | Lighting system for an environment and a control module for use therein |
CN107333367B (zh) * | 2017-07-05 | 2023-09-26 | 深圳市晟碟半导体有限公司 | 一种感应灯的参数调节系统和方法 |
US20200168411A1 (en) * | 2018-11-26 | 2020-05-28 | Michael M. Potempa | Dimmer Switch |
USD907825S1 (en) | 2019-01-15 | 2021-01-12 | Streamlight, Inc. | Portable light having a movable head |
USD940369S1 (en) | 2019-01-17 | 2022-01-04 | Streamlight, Inc. | Portable light having a movable head |
US11815868B2 (en) | 2020-12-02 | 2023-11-14 | Leviton Manufacturing Co., Inc. | Load control with integral control interface |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1171914A (en) * | 1966-10-21 | 1969-11-26 | Thorn Electronics Ltd | Lighting Control Apparatus. |
US3766431A (en) * | 1967-10-23 | 1973-10-16 | Thorn Electrical Ind Ltd | A lighting control system including an analogue to digital converter |
US3706913A (en) * | 1971-07-12 | 1972-12-19 | James M Malatchi | Plural channel light dimming system |
US3706914A (en) * | 1972-01-03 | 1972-12-19 | George F Van Buren | Lighting control system |
US3805096A (en) * | 1973-01-22 | 1974-04-16 | W Hamilton | Coded touch multifunction touch control switch circuitry |
US3968401A (en) * | 1974-11-27 | 1976-07-06 | Strand Century Incorporated | Apparatus for controlling the intensity of a light source |
DE2856962A1 (de) * | 1977-08-05 | 1980-11-27 | L Wern | Touch control switch |
US4240011A (en) * | 1978-07-17 | 1980-12-16 | Frank Dinges | Keyboard operated controller |
US4287468A (en) * | 1978-08-28 | 1981-09-01 | Robert Sherman | Dimmer control system |
US4284926A (en) * | 1978-11-24 | 1981-08-18 | Frank Dinges | Decorative lighting control with a waveform generator |
US4241295A (en) * | 1979-02-21 | 1980-12-23 | Williams Walter E Jr | Digital lighting control system |
JPS5665567A (en) * | 1979-11-01 | 1981-06-03 | Ricoh Co Ltd | Control device for exposure lamp |
US4511824A (en) * | 1983-07-15 | 1985-04-16 | Goddard Robert M | Parallel access memory lighting system |
-
1985
- 1985-04-17 US US06/724,015 patent/US4649323A/en not_active Expired - Fee Related
-
1986
- 1986-03-12 GB GB08606167A patent/GB2173961B/en not_active Expired
- 1986-03-17 CA CA000504291A patent/CA1239662A/fr not_active Expired
- 1986-04-09 NL NL8600894A patent/NL8600894A/nl not_active Application Discontinuation
- 1986-04-09 SE SE8601588A patent/SE8601588L/xx not_active Application Discontinuation
- 1986-04-11 AU AU56008/86A patent/AU5600886A/en not_active Abandoned
- 1986-04-11 DE DE19863612264 patent/DE3612264A1/de not_active Withdrawn
- 1986-04-15 ZA ZA862808A patent/ZA862808B/xx unknown
- 1986-04-16 IT IT20105/86A patent/IT1190627B/it active
- 1986-04-16 DK DK173786A patent/DK173786A/da active IP Right Grant
- 1986-04-16 BE BE2/60961A patent/BE904600A/nl not_active IP Right Cessation
- 1986-04-16 JP JP61087869A patent/JPS61243694A/ja active Pending
- 1986-04-16 CN CN198686102632A patent/CN86102632A/zh active Pending
- 1986-04-16 NO NO861485A patent/NO861485L/no unknown
- 1986-04-17 FR FR8605543A patent/FR2580888A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
NO861485L (no) | 1986-10-20 |
SE8601588D0 (sv) | 1986-04-09 |
JPS61243694A (ja) | 1986-10-29 |
DE3612264A1 (de) | 1986-10-30 |
GB2173961B (en) | 1989-02-08 |
CA1239662A (fr) | 1988-07-26 |
FR2580888A1 (fr) | 1986-10-24 |
GB8606167D0 (en) | 1986-04-16 |
AU5600886A (en) | 1986-10-23 |
GB2173961A (en) | 1986-10-22 |
BE904600A (nl) | 1986-08-18 |
IT1190627B (it) | 1988-02-16 |
NL8600894A (nl) | 1986-11-17 |
SE8601588L (sv) | 1986-11-10 |
DK173786A (da) | 1986-10-18 |
IT8620105A1 (it) | 1987-10-16 |
US4649323A (en) | 1987-03-10 |
IT8620105A0 (it) | 1986-04-16 |
CN86102632A (zh) | 1986-12-03 |
DK173786D0 (da) | 1986-04-16 |
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