IT8021039A0 - VARIABLE SPEED CONTROL FOR LIFTING EQUIPMENT. - Google Patents

VARIABLE SPEED CONTROL FOR LIFTING EQUIPMENT.

Info

Publication number
IT8021039A0
IT8021039A0 IT8021039A IT2103980A IT8021039A0 IT 8021039 A0 IT8021039 A0 IT 8021039A0 IT 8021039 A IT8021039 A IT 8021039A IT 2103980 A IT2103980 A IT 2103980A IT 8021039 A0 IT8021039 A0 IT 8021039A0
Authority
IT
Italy
Prior art keywords
speed control
variable speed
lifting equipment
lifting
equipment
Prior art date
Application number
IT8021039A
Other languages
Italian (it)
Other versions
IT1130336B (en
Inventor
Woicke Gunther
Wortmann Rainer
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of IT8021039A0 publication Critical patent/IT8021039A0/en
Application granted granted Critical
Publication of IT1130336B publication Critical patent/IT1130336B/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/42—Control devices non-automatic
    • B66D1/46—Control devices non-automatic electric
IT21039/80A 1979-03-31 1980-03-28 VARIABLE SPEED CONTROL FOR LIFTING EQUIPMENT IT1130336B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792912966 DE2912966A1 (en) 1979-03-31 1979-03-31 Controlled-speed hoist drive - reverses polarity before difference formation by synchronising equipment and has winch drives operating separately or together (NL 2.10.80)

Publications (2)

Publication Number Publication Date
IT8021039A0 true IT8021039A0 (en) 1980-03-28
IT1130336B IT1130336B (en) 1986-06-11

Family

ID=6067079

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21039/80A IT1130336B (en) 1979-03-31 1980-03-28 VARIABLE SPEED CONTROL FOR LIFTING EQUIPMENT

Country Status (9)

Country Link
JP (1) JPS55135097A (en)
DD (1) DD149930A5 (en)
DE (1) DE2912966A1 (en)
FI (1) FI800905A (en)
IT (1) IT1130336B (en)
NL (1) NL8001738A (en)
NO (1) NO800923L (en)
PL (1) PL123159B1 (en)
SE (1) SE8002355L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019122703A1 (en) * 2019-08-23 2021-02-25 Johannes Hübner Fabrik elektrischer Maschinen GmbH Control unit and method for operating a conveyor

Also Published As

Publication number Publication date
NL8001738A (en) 1980-10-02
SE8002355L (en) 1980-10-01
JPS55135097A (en) 1980-10-21
PL123159B1 (en) 1982-09-30
FI800905A (en) 1980-10-01
DE2912966A1 (en) 1980-10-09
PL223117A1 (en) 1981-01-30
DD149930A5 (en) 1981-08-05
NO800923L (en) 1980-10-01
IT1130336B (en) 1986-06-11

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