Title:
They are a tap transfer device and its strength-accumulating mechanism at the time of load.
Document Type and Number:
Japanese Patent JP5971674
Kind Code:
B2
Abstract:
An accumulator mechanism having a forcible loading mechanism and accomplishing a space saving, and an on-load tap changer including same are provided. The accumulator mechanism includes a spring 26, a winding casing 24 slidable in a direction in which the spring 26 is compressed, and an accumulating casing 27 slidable in a direction in which the spring 26 is elongated. A crank 30 rotating in a manner linked with sliding of the accumulating casing 27, and, catches 31A, 31B holding the accumulating casing 27 and the crank 30 until the winding casing 24 compresses the spring 26 are provided in the interior defined by the winding casing 24 and the accumulating casing 27. An eccentric cam 22 is provided outside the winding casing 24 and the accumulating casing 27, is linked with the winding casing 24 from an exterior thereof through a swingable joint 23, and slides the winding casing 24 through the swingable joint 23 when rotated by the electric actuator mechanism.
Inventors:
Yasushi Miyamoto
Naoki Eguchi
Taku Ishikawa
Naoki Eguchi
Taku Ishikawa
Application Number:
JP2011204022A
Publication Date:
August 17, 2016
Filing Date:
September 20, 2011
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01F29/02; H01F29/04
Domestic Patent References:
| JP2008258259A | ||||
| JP6188131A | ||||
| JP11260203A | ||||
| JP2001006951A |
Attorney, Agent or Firm:
Kiuchi Mitsuharu