Title:
METERING DEVICE
Document Type and Number:
Japanese Patent JP3950285
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a metering device capable of precisely adjusting to the required spray quantity in any case of spraying a large and a small quantity of chemicals or the like.
SOLUTION: The metering device is provided with a large shutter (20) arranged to be freely moved to open and close a large introducing outlet (15) for the large quantity spraying and a small shutter (30) pivotally supporting the large shutter (20) and arranged to be freely moved to open and close a small introducing outlet (25) for the small quantity spraying, which is formed on the large shutter (20), the small shutter (30) pivotally supports the large shutter (20) not to move the large shutter (20) from the closed position until the moving angle reaches the maximum swing angle (α) at the time of small quantity spraying and when the small shutter is moved to exceed the maximum swing angle (α), the large shutter (20) is moved to the opening direction.
Inventors:
Kazunori Takahashi
Application Number:
JP2000223606A
Publication Date:
July 25, 2007
Filing Date:
July 25, 2000
Export Citation:
Assignee:
Kyoritsu Co., Ltd.
International Classes:
A01C15/00; B05B7/14; A01M9/00; F16K31/46; (IPC1-7): B05B7/14; A01C15/00; A01M9/00; F16K31/46
Domestic Patent References:
| JP5220427A | ||||
| JP2048150U | ||||
| JP6081652U | ||||
| JP2000055236A | ||||
| JP57037159A |
Attorney, Agent or Firm:
Yusuke Hiraki
Sekiya Mitsuo
Sekiya Mitsuo
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