The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 10, 1991
Filed:
Aug. 29, 1990
Fumio Maruyama, Nagoya, JP;
Osamu Nagata, Toyoake, JP;
Tomio Suyama, Toyoake, JP;
Yukimasa Takeda, Nagoya, JP;
Hiroaki Kamino, Toyoake, JP;
Koji Suyama, Shimane, JP;
Hoshizaki Denki Kabushiki Kaisha, Toyoake, JP;
Abstract
A dishwashing machine having a washing chamber, a wash tank provided at a bottom of the washing chamber to store an amount of hot wash water therein, a wash pump mounted to a bottom portion of the tank to pump up the wash water therefrom, a pair of wash arms supplied with the wash water by the wash pump, a rinse pump arranged to pump up fresh hot water supplied thereto from a source of hot water, and a pair of rinse arms supplied with the fresh hot water by the rinse pump, a drain box arranged within an upper portion of the tank and associated with a side wall of the tank to form an opening in communication with the bottom portion of the tank, a drain pipe connected to a bottom wall of the drain box and being extended outwardly through the bottom wall of the tank to drain the wash water received by the drain box, an overflow pipe secured to the bottom wall of the drain box to permit the upward flow of wash water from the bottom of the tank, and a tiltable plate arranged above the drain box to introduce the wash water flowing down from the washing chamber into the drain box when placed in a first position in prewashing operation and to introduce the wash water or fresh hot water into the bottom portion of the tank when placed in a second position in washing and rinsing operation.