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Title:
RESIN FILM CONSTRUCTION WITH AUTOMATIC OPENING/CLOSING MECHANISM OR RESIN FILM MEMBER WITH AUTOMATIC OPENING/ CLOSING MECHANISM
Document Type and Number:
Japanese Patent JPH10165009
Kind Code:
A
Abstract:

To provide a resin film construction with automatic opening/closing mechanism which improves workability, does not damage crops and reduces costs.

Concerning the resin film construction composed of plural struts and a resin film constituting a closed space while being supported by the struts, a slit 11 is provided at the required position on the resin film 10, an actuator 20 to be reversibly deformed corresponding to the change of surrounding temperature is attached at one peripheral edge of slit 11 at least, and air is ventilated by automatically opening/closing the slit 11. The excess film is prevented from being drooped to damage workability, strong wind is prevented from being blown in from the bottom edge to damage the crops, and the actuator 20 is miniaturized and inexpensive.


Inventors:
Horikawa, Hiroshi
Shiroyama, Kaisuke
Mitose, Kengo
Application Number:
JP1996000339023
Publication Date:
June 23, 1998
Filing Date:
December 04, 1996
Export Citation:
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Assignee:
FURUKAWA TECHNO MATERIAL:KK
FURUKAWA ELECTRIC CO LTD:THE
International Classes:
A01G13/02; (IPC1-7): A01G13/02
Attorney, Agent or Firm:
井上 満



 
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