Title:
【発明の名称】熱形過負荷継電器の反転ばね機構
Document Type and Number:
Japanese Patent JPH071665
Kind Code:
B2
Abstract:
An inversion spring unit for a thermal overload relay and method for making the same, comprising a support member, a spring plate having a first end, a second end, an elongated central axis, and first and second side portions disposed on opposite sides of the central axis, the side portions being bent towards each other at the first end and attached at the first end to the support member for causing the second end of the spring plate to curve in a first direrction away from the central axis, and a lug disposed intermediate the first and second ends for selective engagement with a drive portion to cause the second end of the spring plate to curve in a second direction opposite the first direction.
Inventors:
Akiike Katsumi
Nobuhiro Sekine
Tadashi Matsuoka
Tsutomu Koyama
Nobuhiro Sekine
Tadashi Matsuoka
Tsutomu Koyama
Application Number:
JP23546388A
Publication Date:
January 11, 1995
Filing Date:
September 20, 1988
Export Citation:
Assignee:
Fuji Electric Co., Ltd.
International Classes:
H01H61/01; H01H61/00; H01H83/22; H01H5/18; (IPC1-7): H01H61/01
Domestic Patent References:
| JP34004741B | ||||
| JP38013221Y1 | ||||
| JP37004232Y1 |
Attorney, Agent or Firm:
Iwao Yamaguchi