| 摘要 |
<p>A combination drain sump and air pressure chamber member for use in an automatic washing machine having a switch responsive to air pressure, a tub for holding washing liquid, and a pump for removing the liquid from the machine. The combination comprises a sump member having a side wall and bottom wall with the side wall having an opening in liquid flow communication with the tub and extends downwardly within the sump below the outlet opening and spaced from the sump walls. An air pressure chamber member is located laterally of and above the sump and a connecting chamber member is arranged in communication at one end with the air chamber member and at the opposite end with the top of the sump member and has a major portion thereof located above the sump outlet opening when viewed in vertical crosssecion.</p> |
