Title:
AIR BUBBLE DIVIDING CYLINDER FOR INTERMITTENT AIR LIFT AND INTERMITTENT AIR LIFT PROVIDED WITH AIR BUBBLE DIVIDING CYLINDER
Document Type and Number:
Japanese Patent JP3879011
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To smoothly divide one large air bubble which has risen in a large bore cylinder in uniform volume toward small bore cylinders and to perform uniform in the same timing in the plural small bore cylinders in an intermittent air type pumping device that the plural small bore cylinders are provided successively to the upper side of the large bore lifting cylinder having an air chamber on the lower end side.
SOLUTION: An air bubble dividing cylinder 4 installed between a large bore pumping cylinder 2 and plural small bore lifting cylinders 3 is provided with a top plate 10 having plural communicative holes leading to the lower end opening of the plural small bore lifting cylinders 3 and a lower end opening leading to the upper end opening of the large bore lifting cylinder 2. On the top plate, plural partition plates for dividing air bubble are provided projectingly toward the lower end opening, and also at crossing parts of the centers of the partition plates, a pyramid 11 having a plate body for closing the crossing parts of adjacent partition plates as a peripheral wall is provided projectingly toward the lower end opening.
Inventors:
Fumio Maki
Application Number:
JP35710398A
Publication Date:
February 07, 2007
Filing Date:
December 16, 1998
Export Citation:
Assignee:
Techno Ocean Co., Ltd.
International Classes:
C02F3/22; C02F7/00; F04F1/18; (IPC1-7): C02F3/22; C02F7/00; F04F1/18
Domestic Patent References:
| JP61200200U | ||||
| JP61200498U | ||||
| JP60176300U |
Attorney, Agent or Firm:
Masatsugu Suzuki
Kenichi Wakui
Kenichi Wakui