Title:
COOL OR WARM AIR SENDING DUCT MADE OF SYNTHETIC RESIN FOR VEGETATION HOUSE
Document Type and Number:
Japanese Patent JP2603592
Kind Code:
B2
Abstract:
PURPOSE: To provide a cool and warm air sending duct wherein it is possible to execute an uniform vegetation management of seedlings to be brought up by an uniform spray against crops through an execution of a pipe arrangement in sympathy with a vertical direction change(a difference of elevation) in a house and a horizontal direction change (curvature), and besides, through a formation of a horizontal plane state of a blowoff face.
CONSTITUTION: There is provided with a cool or warm air sending duct 1 wherein an air duct 2 having a triangular section and a free length is formed by a synthetic resin sheet and at its bottom face 2a injection holes 3 are arranged, a double structure is given to both slopes 2b at a middle of which a transparent plate 4 with a predetermined length is inserted with a predetermined interval and a heat sealing work 5 is executed to every boundary line.
Inventors:
Eizo Inaba
Koji Haneishi
Koji Haneishi
Application Number:
JP15133593A
Publication Date:
April 23, 1997
Filing Date:
May 28, 1993
Export Citation:
Assignee:
Kanto Agricultural Machinery Co., Ltd.
Haga Vinyl Co., Ltd.
Haga Vinyl Co., Ltd.
International Classes:
A01G9/24; F24F13/02; F24F13/06; (IPC1-7): F24F13/02; A01G9/24; F24F13/06
Attorney, Agent or Firm:
Fukuda Nao