Automatic icemaker

Abstract

An automatic icemaker of the present invention includes a control box, an ice-making tray supporting frame rotatably supported and rotated by the control box, at least one ice-making tray rotatably supported by the ice-making tray supporting frame, a rotation limiter fixed to the ice-making tray supporting frame and limiting the rotation of the ice-making tray, a stopper fixed to the control box, and a projection provided to the ice-making tray. Irregularities are provided to at least one of the contact surfaces of the stopper and projection.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a front view of an automatic icemaker of the present invention;

FIG. 2 is a front cross section view of the automatic icemaker of FIG. 1;

FIG. 3 is a plan view of the automatic icemaker of FIG. 1;

FIG. 4 is an enlarged cross section view of the line A-A of FIG. 1;

FIGS. 5, 6 show operation of the automatic icemaker of FIGS. 1 to 4;

FIG. 7 shows a stopper of another automatic icemaker of the present invention;

FIG. 8 is a front cross section view of another automatic icemaker of the present invention;

FIG. 9 is a plan view of the automatic icemaker of FIG. 8;

FIG. 10 is an enlarged cross section view of the line B-B of FIG. 8;

FIG. 11 shows operation of the automatic icemaker of FIGS. 8 to 10;

FIG. 12 is a cross section view showing part of another automatic icemaker of the present invention; and

FIG. 13 shows operation of the automatic icemaker of FIG. 12.

Claims

1. An automatic icemaker comprising: a) a control box;b) an ice-making tray supporting frame rotatably supported and rotated by said control box;c) at least one ice-making tray rotatably supported by said ice-making tray supporting frame;d) a rotation limiter fixed to said ice-making tray supporting frame, and limiting rotation of said ice-making tray;e) a stopper fixed to said control box, a contact surface of said stopper being provided with irregularities; andf) a projection provided to said ice-making tray.

2. The automatic icemaker of claim 1, wherein said at least one ice-making tray comprises two ice-making trays supported by said ice-making tray supporting frame.

3. The automatic icemaker of claim 1, wherein a contact surface of said projection is provided with a protrusion.

4. An automatic icemaker comprising: a) a control box;b) an ice-making tray supporting frame rotatably supported and rotated by said control box;c) at least one ice-making tray rotatably supported by said ice-making tray supporting frame;d) a rotation limiter fixed to said ice-making tray supporting frame, and limiting rotation of said ice-making tray;e) a stopper fixed to said control box; andf) a projection provided to said ice-making tray, a contact surface of said projection being provided with irregularities.

5. The automatic icemaker of claim 4, wherein said at least one ice-making tray comprises two ice-making trays supported by said ice-making tray supporting frame.

6. The automatic icemaker of claim 4, wherein a contact surface of said stopper is provided with a protrusion.