ZA8902468B - Improvements in or relating to cutting elements foactuator and communication system r rotary drill bits - Google Patents

Improvements in or relating to cutting elements foactuator and communication system r rotary drill bits

Info

Publication number
ZA8902468B
ZA8902468B ZA892468A ZA8902468A ZA8902468B ZA 8902468 B ZA8902468 B ZA 8902468B ZA 892468 A ZA892468 A ZA 892468A ZA 8902468 A ZA8902468 A ZA 8902468A ZA 8902468 B ZA8902468 B ZA 8902468B
Authority
ZA
South Africa
Prior art keywords
foactuator
relating
improvements
communication system
cutting elements
Prior art date
Application number
ZA892468A
Inventor
Graham Alexander Munro Murdoch
John Denzil Barr
Denzil Barr John
Alexander Munro Murdoch Graham
Thomas Alexander Newton Jr
Alexander Newton Thomas Jr
Original Assignee
Uniscan Ltd
Reed Tool Co
Magellan Technology Pty Ltd Fo
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to AUPI768388 priority Critical
Application filed by Uniscan Ltd, Reed Tool Co, Magellan Technology Pty Ltd Fo filed Critical Uniscan Ltd
Publication of ZA8902468B publication Critical patent/ZA8902468B/en

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00Control, warning, or like safety means along the route or between vehicles or vehicle trains
    • B61L23/002Control or safety means for heart-points and crossings of aerial railways, funicular rack-railway
    • B61L23/005Automatic control or safety means for points for operator-less railway, e.g. transportation systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
    • B61L25/02Indicating or recording positions or identities of vehicles or vehicle trains
    • B61L25/04Indicating or recording train identities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
    • B61L25/02Indicating or recording positions or identities of vehicles or vehicle trains
    • B61L25/04Indicating or recording train identities
    • B61L25/043Indicating or recording train identities using inductive tags
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J5/00Circuit arrangements for transfer of electric power between ac networks and dc networks
    • H02J5/005Circuit arrangements for transfer of electric power between ac networks and dc networks with inductive power transfer
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B5/00Near-field transmission systems, e.g. inductive loop type
    • H04B5/0025Near field system adaptations
    • H04B5/0031Near field system adaptations for data transfer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B5/00Near-field transmission systems, e.g. inductive loop type
    • H04B5/0025Near field system adaptations
    • H04B5/0037Near field system adaptations for power transfer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B5/00Near-field transmission systems, e.g. inductive loop type
    • H04B5/0056Near-field transmission systems, e.g. inductive loop type for use in interrogation, identification or read/write systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B5/00Near-field transmission systems, e.g. inductive loop type
    • H04B5/0075Near-field transmission systems, e.g. inductive loop type using inductive coupling
    • H04B5/0081Near-field transmission systems, e.g. inductive loop type using inductive coupling with antenna coils
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/10Tuning of a resonator by means of digitally controlled capacitor bank
ZA892468A 1988-04-11 1989-04-04 Improvements in or relating to cutting elements foactuator and communication system r rotary drill bits ZA8902468B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AUPI768388 1988-04-11

Publications (1)

Publication Number Publication Date
ZA8902468B true ZA8902468B (en) 1989-12-27

Family

ID=3773014

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA892468A ZA8902468B (en) 1988-04-11 1989-04-04 Improvements in or relating to cutting elements foactuator and communication system r rotary drill bits

Country Status (8)

Country Link
EP (2) EP0409880B1 (en)
JP (1) JPH03505148A (en)
AT (1) AT115792T (en)
AU (1) AU624377B2 (en)
CA (2) CA1338675C (en)
DE (2) DE68920038T2 (en)
WO (1) WO1989010030A1 (en)
ZA (1) ZA8902468B (en)

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US6167094A (en) * 1996-10-15 2000-12-26 Siemens Aktiengesellschaft Data transmission circuit having a station and a response circuit
DE19642568A1 (en) * 1996-10-15 1998-04-23 Siemens Ag Data transmission circuit having a station and a response circuit
FR2757952B1 (en) * 1996-12-27 1999-03-19 Gemplus Card Int radioelectric transponder with an antenna and a circuit frequency disagreement
DE19814460B4 (en) * 1997-04-07 2010-01-07 Marquardt Gmbh System for signal transmission
DE19736181B4 (en) * 1997-08-13 2010-09-30 Siemens Ag Means for transmitting data to a transponder unit
AU4926700A (en) 1999-06-11 2001-01-02 Abb Research Ltd Method and assembly for the wireless supply of electric energy to a number of actuators, actuator and primary winding therefor and system for a machine with a number of actuators
US7522878B2 (en) * 1999-06-21 2009-04-21 Access Business Group International Llc Adaptive inductive power supply with communication
US7212414B2 (en) 1999-06-21 2007-05-01 Access Business Group International, Llc Adaptive inductive power supply
DE10056176C1 (en) * 2000-11-13 2002-10-10 Moba Mobile Automation Gmbh Transponder reader has one or other antenna arrangement active at defined time and device for detuning inactive antenna so that it is not tuned to its working resonant frequency
FR2853479A1 (en) * 2003-04-07 2004-10-08 Commissariat Energie Atomique Remote control device for e.g. object identification application, has portable object equipped with antenna coil that is coupled inductively to another antenna coil of fixed station and including load impedance modulation circuit
US8093758B2 (en) 2003-05-23 2012-01-10 Auckland Uniservices Limited Method and apparatus for control of inductively coupled power transfer systems
SE0301786D0 (en) * 2003-06-16 2003-06-16 Abb Ab Industrial Robot
DE10349242C5 (en) * 2003-10-20 2013-04-25 Sew-Eurodrive Gmbh & Co. Kg Apparatus and method for contactless transmission of electrical power and information
SE0303445A (en) * 2003-12-17 2005-06-18 Abb Research Ltd Tools for an industrial robot
WO2007030864A1 (en) 2005-09-12 2007-03-22 Magellan Technology Pty Ltd A method and apparatus adapted to transmit data
JP4561796B2 (en) * 2007-08-31 2010-10-13 ソニー株式会社 The power receiving device, and a power transmission system
DE102007051307B4 (en) * 2007-10-26 2011-02-17 Siemens Medical Instruments Pte. Ltd. Hearing apparatus with use of an inductive switching regulator as a radio transmitter
US20090160261A1 (en) 2007-12-19 2009-06-25 Nokia Corporation Wireless energy transfer
WO2009115115A1 (en) * 2008-03-18 2009-09-24 Nokia Corporation Controlling the output voltage of an antenna in a near filed communication device
WO2009149506A1 (en) 2008-06-12 2009-12-17 Magellan Technology Pty Ltd. Antenna design and interrogator system
WO2010030195A1 (en) * 2008-09-11 2010-03-18 Auckland Uniservices Limited Inductively coupled ac power transfer
WO2010116566A1 (en) * 2009-04-10 2010-10-14 Shouichi Tanaka Inductive power supply apparatus
KR101777434B1 (en) 2010-01-25 2017-09-11 액세스 비지니스 그룹 인터내셔날 엘엘씨 Systems and methods for detecting data communication over a wireless power link
US20110198937A1 (en) * 2010-02-15 2011-08-18 Qualcomm Incorporated Impedance neutral wireless power receivers
JP2011223703A (en) * 2010-04-07 2011-11-04 Showa Aircraft Ind Co Ltd Portable type non-contact power supply device
JP2012023298A (en) * 2010-07-16 2012-02-02 Equos Research Co Ltd Resonance coil
JP2012023931A (en) * 2010-07-16 2012-02-02 Equos Research Co Ltd Resonance coil
JP2012023299A (en) * 2010-07-16 2012-02-02 Equos Research Co Ltd Resonance coil
US9899882B2 (en) 2010-12-20 2018-02-20 Qualcomm Incorporated Wireless power peer to peer communication
US8731116B2 (en) 2011-02-07 2014-05-20 Access Business Group International Llc System and method of providing communications in a wireless power transfer system
JP5891387B2 (en) * 2011-05-09 2016-03-23 パナソニックIpマネジメント株式会社 Wireless power data transmission system, power transmission device, and power reception device
CN104067477B (en) 2012-01-24 2018-02-23 捷通国际有限公司 Wireless power control system
JP6290864B2 (en) 2012-05-11 2018-03-07 モーメンタム ダイナミックス コーポレーション Method and apparatus for generating adjustable reactance
US9735584B2 (en) 2013-10-17 2017-08-15 Access Business Group International Llc Wireless power communication
EP3158621A4 (en) * 2014-06-20 2017-07-12 PowerbyProxi Limited Foreign object detection in inductive power transfer field
US20150372494A1 (en) * 2014-06-20 2015-12-24 Funai Electric Co., Ltd. Wireless power supply device
DE102015009073A1 (en) * 2015-07-16 2017-01-19 Sew-Eurodrive Gmbh & Co Kg Arrangement for inductive transmission of electrical energy from a stationary arranged primary conductor to a relatively movable device and method for operating the device
US10355532B2 (en) 2016-11-02 2019-07-16 Apple Inc. Inductive power transfer
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US3964024A (en) * 1974-11-15 1976-06-15 Westinghouse Air Brake Company Transponder for an automatic vehicle identification system
US4210860A (en) * 1978-09-15 1980-07-01 Westinghouse Electric Corp. VAR Generator with current sensitive inductance break point
US4307331A (en) * 1978-09-15 1981-12-22 Westinghouse Electric Corp. Hybrid switched-capacitor controlled-inductor static VAR generator and control apparatus
GB2121248B (en) * 1982-05-18 1986-03-05 Gen Electric Capacitive voltage dropper
EP0111592B1 (en) * 1982-12-23 1987-03-18 ANT Nachrichtentechnik GmbH Automatic information system for mobile objects
GB8408538D0 (en) * 1984-04-03 1984-05-16 Senelco Ltd Transmitter-responder systems
GB8420893D0 (en) * 1984-08-16 1984-09-19 Buttemer D A Transponder
US4724427A (en) * 1986-07-18 1988-02-09 B. I. Incorporated Transponder device
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JPH03502032A (en) * 1987-11-18 1991-05-09

Also Published As

Publication number Publication date
EP0409880B1 (en) 1994-12-14
DE68920038T2 (en) 1995-08-03
AU624377B2 (en) 1992-06-11
EP0609964A3 (en) 1994-08-31
EP0609964A2 (en) 1994-08-10
CA1340489C (en) 1999-04-06
WO1989010030A1 (en) 1989-10-19
EP0409880A4 (en) 1991-07-10
DE68920038D1 (en) 1995-01-26
CA1338675C (en) 1996-10-22
EP0409880A1 (en) 1991-01-30
JPH03505148A (en) 1991-11-07
AU3429889A (en) 1989-11-03
AT115792T (en) 1994-12-15

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