JPS63178049U - - Google Patents

Description

[Brief explanation of drawings]

Figures 1 to 7 are views showing an embodiment of the current limiter according to this invention, in which Figure 1 is a longitudinal sectional view, Figure 2 is a sectional view taken along the line - in Figure 1, and Figures 3 to 7 are views showing an embodiment of the current limiter according to this invention. FIG. 5 is a plan view, a side view, and a perspective view of the main parts, and FIGS. 6 and 7 are a longitudinal cross-sectional view and a cross-sectional view of the main parts. 1...Case, 1a...Back side case, 1b...
...Front side case, 1c...Recess, 2...Fixed contact, 2a...First terminal, 4...Movable contact, 5...
... Second terminal, 6 ... Bimetal, 7 ... Leaf spring, 7a ... Engagement groove, 7b ... Engagement protrusion.

Claims (1)

[Scope of utility model registration request] A synthetic resin molded case that is divided into two on both sides of the front and back, and has multiple pairs of recesses spaced apart and facing each other on both longitudinally joined surfaces, and a case that is installed inside the case and protrudes to the outside from the back side. A fixed contact with an extended first terminal, and a movable contact that can make contact with and separate from the fixed contact have one end fixed to a second terminal protruding outside from the back side of the case, and the other end of the case is fixed. It consists of a strip-shaped bimetal arranged on the longitudinal axis, and two pieces of the same shape that can be selectively engaged with each of the cuts on both sides of the bimetal in the width direction and the plurality of pairs of recesses of the case, and are arc-shaped. It is characterized by being formed in a free end with an engaging groove for engaging the cut end of the bimetal, and a fixed end having an engaging protrusion for engaging the recess, and a leaf spring that can be reversely biased on both sides of opening and closing. current limiter.