BG47796A3 - Device for gradual change in velocity - Google Patents

Device for gradual change in velocity

Info

Publication number
BG47796A3
BG47796A3 BG079852A BG7985287A BG47796A3 BG 47796 A3 BG47796 A3 BG 47796A3 BG 079852 A BG079852 A BG 079852A BG 7985287 A BG7985287 A BG 7985287A BG 47796 A3 BG47796 A3 BG 47796A3
Authority
BG
Bulgaria
Prior art keywords
motor
triode
switch
variable resistor
rectifier
Prior art date
Application number
BG079852A
Other languages
Bulgarian (bg)
English (en)
Inventor
Hisatsugu Watanabe
Original Assignee
Kabushiki Kaisha Kito
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 Kabushiki Kaisha Kito filed Critical Kabushiki Kaisha Kito
Publication of BG47796A3 publication Critical patent/BG47796A3/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/18—Power-operated hoists
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/18—Power-operated hoists
    • B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
    • B66D3/22—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing with variable-speed gearings between driving motor and drum or barrel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Stopping Of Electric Motors (AREA)
  • Jib Cranes (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Control And Safety Of Cranes (AREA)
  • Control Of Ac Motors In General (AREA)
BG079852A 1986-05-23 1987-05-22 Device for gradual change in velocity BG47796A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986078725U JP2518128Y2 (ja) 1986-05-23 1986-05-23 無段変速電気チエ−ンブロツク

Publications (1)

Publication Number Publication Date
BG47796A3 true BG47796A3 (en) 1990-09-14

Family

ID=13669858

Family Applications (1)

Application Number Title Priority Date Filing Date
BG079852A BG47796A3 (en) 1986-05-23 1987-05-22 Device for gradual change in velocity

Country Status (11)

Country Link
US (1) US4792734A (fi)
EP (1) EP0246664B1 (fi)
JP (1) JP2518128Y2 (fi)
KR (1) KR910000894B1 (fi)
BG (1) BG47796A3 (fi)
DD (1) DD274401A5 (fi)
DE (1) DE3772622D1 (fi)
DK (1) DK170556B1 (fi)
ES (1) ES2025584T3 (fi)
FI (1) FI91465C (fi)
NO (1) NO170534C (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937509A (en) * 1988-10-14 1990-06-26 Acraloc Corporation Electronic braking circuit for rotating AC electrical motors
CZ282137B6 (cs) * 1991-04-22 1997-05-14 Kabushiki Kaisha Kito Elektrický výtah
JPH0674116B2 (ja) * 1992-06-15 1994-09-21 象印チエンブロック株式会社 巻上機
CA2640891C (en) * 2005-12-30 2017-05-23 Roger Hirsch Resistance welding machine pinch point safety sensor
CN112314472B (zh) * 2020-11-26 2024-07-16 广州市华南畜牧设备有限公司 喂料车的精准控制方法及精准喂料车
CN113848054B (zh) * 2021-11-30 2022-03-04 中国能源建设集团山西电力建设有限公司 一种倒链承载性能测试方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2956779A (en) * 1958-06-30 1960-10-18 J B Ehrsam & Sons Mfg Company Power-scoop pulling mechanism
US3678360A (en) * 1970-02-02 1972-07-18 Minarik Electric Co Motor speed control with transformer feedback means
US3675097A (en) * 1970-06-24 1972-07-04 Parks Cramer Co Remote crane motor control with variable direction and speed of movement
US3784165A (en) * 1970-11-13 1974-01-08 D Pruitt Variable speed hoist
US3742337A (en) * 1972-03-13 1973-06-26 Rca Corp Protective switching circuit for providing power to a load from an alternating current source having peak to peak excursions within or above a given range
US3783361A (en) * 1972-04-24 1974-01-01 Minarik Electric Co Triac motor speed control
US3857076A (en) * 1973-01-15 1974-12-24 Whirlpool Co Upright vacuum cleaner{13 drive motor control
US4087078A (en) * 1976-04-14 1978-05-02 Hitachi, Ltd. Moving apparatus for a load
US4158797A (en) * 1977-02-22 1979-06-19 Haulamatic Corporation Power hoist

Also Published As

Publication number Publication date
KR870011036A (ko) 1987-12-19
ES2025584T3 (es) 1992-04-01
DK170556B1 (da) 1995-10-23
FI872261A (fi) 1987-11-24
FI91465B (fi) 1994-03-15
JPS62189389U (fi) 1987-12-02
DK262987D0 (da) 1987-05-22
NO170534C (no) 1992-10-28
FI91465C (fi) 1994-06-27
US4792734A (en) 1988-12-20
NO872159D0 (no) 1987-05-22
DE3772622D1 (de) 1991-10-10
JP2518128Y2 (ja) 1996-11-20
DD274401A5 (de) 1989-12-20
EP0246664A3 (en) 1989-08-30
EP0246664A2 (en) 1987-11-25
NO872159L (no) 1987-11-24
FI872261A0 (fi) 1987-05-22
NO170534B (no) 1992-07-20
EP0246664B1 (en) 1991-09-04
DK262987A (da) 1987-11-24
KR910000894B1 (ko) 1991-02-12

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