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. 03, 1992
Filed:
Nov. 05, 1990
Jon A Rucker, Avery, CA (US);
Bart D Ancheta, San Mateo, CA (US);
Raymond H Brown, San Francisco, CA (US);
Sybron Chemicals, Inc., Birmingham, NJ (US);
Abstract
A fluid driven tank cleaning which includes a housing having a fluid receiving chamber, and inlet for connecting the receiving chamber to a source of fluid under pressure, and a secondary chamber separated from the receiving chamber by a common wall as a primary drive shaft rotatably mounted within the receiving chamber. A drive impeller is connected to the primary drive shaft and disposed within the inlet is provided for rotating the primary drive shaft in response to fluid entering the housing. A second drive shaft is rotatably mounted within the secondary chamber. A magnetic drive coupler is provided for magnetically coupling the primary shaft with the secondary shaft such that the secondary shaft will rotate in response to rotation of the primary shaft. A fluid nozzle assembly is rotatably mounted to the housing and is fluidly connected to the receiving chamber. A drive train is provided for rotating the fluid nozzle assembly in response to the rotation of the secondary shaft is also provided.