Title:
SPRINKLING SPRAY HEAD
Document Type and Number:
Japanese Patent JP3513453
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a sprinkling spray head capable of discharging granules only from a selected jet orifice.
SOLUTION: A rectangular plate 21 can close jet orifices 1 at three places from the inside of a sprinkling pipe 3. A bolt 23 is inserted in each jet orifice 1 and the upper end of the bolt 23 is welded to the plate 21 so as to be positioned at the central part of the depth of the plate 21. The lower end of the bolt 23 is slightly protruded downward from the lower end of an expanded part 2. A butterfly nut 27 is tightened to the bolt 23 through a washer 25.
Inventors:
Yanagi, Eiji
Application Number:
JP2000001014A
Publication Date:
March 31, 2004
Filing Date:
January 06, 2000
Export Citation:
Assignee:
MARUYAMA MFG CO LTD
International Classes:
A01C15/00; A01C15/04; A01M9/00; B05B1/20; (IPC1-7): B05B1/20; A01C15/04; A01M9/00
Attorney, Agent or Firm:
椎名 正利