Title:
BUBBLE GENERATION DEVICE, CIRCULATION ADAPTER AND BATHTUB SYSTEM HAVING THE SAME
Document Type and Number:
Japanese Patent JP2015221075
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a bubble generation device capable of jetting a jet water stream containing bubbles in a desired direction other than a front of a nozzle port with a simple configuration.SOLUTION: A bubble generation device B1 comprises: a nozzle port 3 capable of jetting a swirling jet water stream containing bubbles toward the inside of a bathtub; and a columnar body 4 disposed in front of the nozzle port 3 and having a form extending in an axial direction of the nozzle port 3. At least a portion of the columnar body 4 in a longitudinal direction is a portion of a cross-sectional shape having no rotational symmetry around a central axis Ca of the nozzle port 3 in an axial direction cross-sectional view of the nozzle port 3. In a partial area 49a of an outer peripheral surface 49 of the portion, a distance L1 from the central axis Ca of the nozzle port 3 is longer than other areas of the outer peripheral surface 49.
Inventors:
KOBARI NAOTO
YOKOYAMA MIDORI
YOKOYAMA MIDORI
Application Number:
JP2014105996A
Publication Date:
December 10, 2015
Filing Date:
May 22, 2014
Export Citation:
Assignee:
NORITZ CORP
International Classes:
A47K3/00; B01F3/04; B01F5/00; B01F5/02; B01F5/06; B01F5/10; B01F15/00; B01F15/02
Domestic Patent References:
| JP2012010753A | 2012-01-19 | |||
| JPH08308902A | 1996-11-26 | |||
| JP2012152462A | 2012-08-16 |
Foreign References:
| US20100176520A1 | 2010-07-15 |
Attorney, Agent or Firm:
Masato Tsutsui