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.

Date of Patent:
Jul. 24, 2001

Filed:

Apr. 18, 1997
Applicant:
Inventors:

Hiroyoshi Nomura, Shijonawate, JP;

Noboru Wakami, Hirakata, JP;

Kazuyuki Aihara, Narashino, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L 1/523 ;
U.S. Cl.
CPC ...
A47L 1/523 ;
Abstract

A rotary nozzle device is described. The device includes plural rotatable hollow links which are mutually passable through, a pump for feeding a pressurized fluid into the hollow links, and at least one fluid injection port in at least one hollow link of the nozzle. Moreover, the fluid is injected from the injection port while the hollow link is rotated by the force of the fluid pressurized by the pump, and the motion of the injection port is set in chaotic state by adjusting a structural characteristic of the nozzle.


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