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:
Mar. 16, 1993
Filed:
Oct. 25, 1990
Applicant:
Inventors:
Ralph A Rigby, East Lindfield, AU;
Bryan H Marshall, Glebe, AU;
Peter K Le Leivre, Dee Why, AU;
Stuart A Morley, Rydalmere, AU;
Assignee:
McIlwraith-Davey Pty Ltd., Revesby, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
134 / ; 1341001 ; 1341 / ; 134176 ; 134179 ; 134180 ;
Abstract
The present invention discloses a sink mounted dishwasher having a closure mechanism (41, 140) in the drain (15) of the sink (2). An hydraulic control system (FIG. 6) for such a dishwasher is also disclosed together with an hydraulically operated liquid detergent dispenser (47, FIG. 7). The preferred form of hydraulic fluid is liquid rinse aid. Two forms of spray arm (28, 128) are also disclosed, each with a structure (20) which enables the spray arm to be removably and rotatably mounted within the sink.