FR2519067B1 - CARRIER FREQUENCY REMOTE CONTROL METHOD AND DEVICE FOR FELLING AND UNLOADING MACHINES WITH MILLING CYLINDER - Google Patents

CARRIER FREQUENCY REMOTE CONTROL METHOD AND DEVICE FOR FELLING AND UNLOADING MACHINES WITH MILLING CYLINDER

Info

Publication number
FR2519067B1
FR2519067B1 FR8221765A FR8221765A FR2519067B1 FR 2519067 B1 FR2519067 B1 FR 2519067B1 FR 8221765 A FR8221765 A FR 8221765A FR 8221765 A FR8221765 A FR 8221765A FR 2519067 B1 FR2519067 B1 FR 2519067B1
Authority
FR
France
Prior art keywords
felling
control method
remote control
carrier frequency
frequency remote
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
Application number
FR8221765A
Other languages
French (fr)
Other versions
FR2519067A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OROSZLANYI SZENBANYAK OROSZLAN
Original Assignee
OROSZLANYI SZENBANYAK OROSZLAN
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
Application filed by OROSZLANYI SZENBANYAK OROSZLAN filed Critical OROSZLANYI SZENBANYAK OROSZLAN
Publication of FR2519067A1 publication Critical patent/FR2519067A1/en
Application granted granted Critical
Publication of FR2519067B1 publication Critical patent/FR2519067B1/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral
FR8221765A 1981-12-27 1982-12-24 CARRIER FREQUENCY REMOTE CONTROL METHOD AND DEVICE FOR FELLING AND UNLOADING MACHINES WITH MILLING CYLINDER Expired FR2519067B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU394981A HU185998B (en) 1981-12-27 1981-12-27 Device for carrier frequency remote control of a cutter-loading machine with cutter roll in mine

Publications (2)

Publication Number Publication Date
FR2519067A1 FR2519067A1 (en) 1983-07-01
FR2519067B1 true FR2519067B1 (en) 1985-11-29

Family

ID=10966191

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8221765A Expired FR2519067B1 (en) 1981-12-27 1982-12-24 CARRIER FREQUENCY REMOTE CONTROL METHOD AND DEVICE FOR FELLING AND UNLOADING MACHINES WITH MILLING CYLINDER

Country Status (7)

Country Link
CS (1) CS248702B2 (en)
DE (1) DE3247559C2 (en)
FR (1) FR2519067B1 (en)
GB (1) GB2113436B (en)
HU (1) HU185998B (en)
PL (1) PL140554B1 (en)
SU (1) SU1498401A3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567341B1 (en) * 1984-07-03 1986-12-26 Charbonnages De France METHOD AND EQUIPMENT FOR TRANSFERRING SIGNALS CONCERNING AN ELECTRIC MACHINE PROVIDED WITH A THREE-PHASE POWER SUPPLY CABLE
US4753484A (en) * 1986-10-24 1988-06-28 Stolar, Inc. Method for remote control of a coal shearer
DE4225534A1 (en) * 1992-08-01 1994-02-03 Rolf Gnauert Electric motor operating and monitoring circuit for underground mining equipment - uses amplitude shifting keying data to modulate energy supply line with motor control data
US8593266B2 (en) 1999-07-01 2013-11-26 Oilfield Equipment Development Center Limited Power line communication system
CN105626067B (en) * 2016-03-22 2018-09-18 辽宁工程技术大学 A kind of the frequency conversion development machine and its application method of fast changeable cutting body

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH127886A (en) * 1926-02-26 1928-09-17 Telefunken Gmbh Arrangement for high-frequency telephony on overhead lines, in particular on high-voltage overhead lines, by means of two carrier frequencies which can be exchanged between the transmitter and the receiver of each telephone station.
DE471977C (en) * 1926-11-13 1929-02-23 Kabelindustrie Akt Ges Arrangement for securing high-frequency voice traffic on a protective earthed high-voltage line
CH385967A (en) * 1961-01-12 1964-12-31 Landis & Gyr Ag Blocking circuit for audio frequencies in a central remote control system
DE2124870A1 (en) * 1971-05-19 1972-11-23 Schmid, Hans, Dr.-Ing., 8000 München Method for active coupling and / or passive short-circuiting of audio-frequency ripple control signal streams in high-voltage power supply networks
DE2557221C3 (en) * 1975-12-19 1978-11-16 Ruhrkohle Ag, 4300 Essen Device for controlling shearer loaders in mining
US4139735A (en) * 1977-01-07 1979-02-13 Bertrand Dorfman Carrier current communications system

Also Published As

Publication number Publication date
GB2113436B (en) 1985-07-31
GB2113436A (en) 1983-08-03
HU185998B (en) 1985-04-28
SU1498401A3 (en) 1989-07-30
FR2519067A1 (en) 1983-07-01
DE3247559A1 (en) 1983-08-04
CS248702B2 (en) 1987-02-12
PL239712A1 (en) 1984-01-02
DE3247559C2 (en) 1986-12-04
PL140554B1 (en) 1987-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse