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    • 7. 发明授权
    • Plant protection device with foldable waterproof plant protection curtain
    • 植物保护装置具有可折叠防水植物保护帘
    • US5992088A
    • 1999-11-30
    • US776394
    • 1997-11-21
    • Goran HenningssonHans Andersson
    • Goran HenningssonHans Andersson
    • A01G13/02A01G9/22A01G13/00
    • A01G9/22
    • Plant protection device in the form of a weather protection extensible over the cultivation. The protection device including a framework (12) consisting of longitudinal and traverse support elements (13, 14) within which at least one waterproof foldable plant protection curtain (16) is extensible from a folded up position and vice versa. The invention also refers to a foldable curtain as a plant protection for cultivations, which curtain (16) has a high tensile strength in it's longitudinal and traverse directions and which via connectors (29) is hung up on a number of support lines (30) stretched across the curtain. The curtain is extensible from a folded up position to an extended position and vice versa, whereby the curtain includes a framework (18) consisting of strips or ribbons and/or lines. The curtain (16) is made of a waterproof laminate and is including relative to the curtain movable stretch or reinforcing lines (22) in essentially parallel rows stretching along the curtain's length. The curtain is provided with a device which in the extended position of the curtain form channels (36).
    • PCT No.PCT / SE95 / 00860 Sec。 371日期:1997年11月21日 102(e)日期1997年11月21日PCT提交1995年7月14日PCT公布。 公开号WO96 / 02124 日期1996年2月1日保护装置以天气保护的形式延伸耕种。 保护装置包括由纵向和横向支撑元件(13,14)组成的框架(12),其中至少一个防水可折叠植物保护帘布(16)可从折叠位置延伸,反之亦然。 本发明还涉及一种作为植物保护的可折叠帘幕,帘幕(16)在其纵向和横向方向上具有高拉伸强度,并且通过连接器(29)挂在多个支撑线(30)上, 横跨窗帘。 帘幕从折叠位置延伸到延伸位置,反之亦然,由此帘幕包括由条或条带和/或线组成的框架(18)。 帘幕(16)由防水层压板制成,并且相对于帘幕可移动拉伸或加强线(22)包括基本上平行的沿帘幕长度延伸的行。 帘幕设置有在帘幕的延伸位置形成通道(36)的装置。