Title:
WINCH CONTROL DEVICE
Document Type and Number:
Japanese Patent JP3658327
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent irregular winding of a winch by a simple structure and to achieve highly reliable and responsive control of the rotational frequency in a winch control device for controlling the winch.
SOLUTION: In the winch control device 51 for controlling the winch 52 driven by a hydraulic motor 53, the inclined rotation of the hydraulic motor 53 can be fixed in the intermediate range.
Inventors:
Yukio Hayase
Application Number:
JP2001019247A
Publication Date:
June 08, 2005
Filing Date:
January 26, 2001
Export Citation:
Assignee:
Sumitomo Heavy Industries Construction Crane Co., Ltd.
International Classes:
B66D1/44; B66D1/66; F15B11/02; F15B11/17; F16H61/40; F16H61/421; (IPC1-7): B66D1/44; B66D1/66; F15B11/02; F15B11/17; F16H61/40
Domestic Patent References:
| JP2000233895A | ||||
| JP60088203A | ||||
| JP62009003A | ||||
| JP60129403A |
Attorney, Agent or Firm:
Takakichi Hayashi