Title:
リフティングマグネット
Document Type and Number:
Japanese Patent JP4388961
Kind Code:
B2
Abstract:
A lifting magnet having a housing, a rotary magnet unit, and a stationary magnet unit. The lifting magnet also includes a pinion, a socket moving up and down, a slider rotating the pinion to set the magnetization and demagnetization states at top and bottom dead points, respectively, a locking part provided in one of the socket and the slider, a locking unit provided in the other, including a locker, and moving both the socket and the slider up and down while the locker is locked to the locking part, and a locking unit driver alternately driving the locking unit to make the locker released from and locked to the locking part at first and second moving operations, respectively. With this configuration, the lifting magnet can stably keep on and off states of an attractive magnetic force and conveniently performs lifting and carrying operations.
Inventors:
YE Hae-kum
HAN Chang-ki
KIM, Young Ho
HAN Chang-ki
KIM, Young Ho
Application Number:
JP2006536456A
Publication Date:
December 24, 2009
Filing Date:
October 22, 2004
Export Citation:
Assignee:
Daesung Magnet Co.,Ltd.
International Classes:
B66C1/04; B66C1/06
Domestic Patent References:
| JP2000044160A | ||||
| JP51092866U | ||||
| JP48002665A | ||||
| JP35001627B1 |
Attorney, Agent or Firm:
Takuya Ohara