Plant protection device with foldable, waterproof plant protection curtain
Номер патента: SE503105C2
Опубликовано: 25-03-1996
Автор(ы): Goeran Henningsson, Hans Andersson
Принадлежит: Svensson Ludvig Int
Опубликовано: 25-03-1996
Автор(ы): Goeran Henningsson, Hans Andersson
Принадлежит: Svensson Ludvig Int
Реферат: PCT No. PCT/SE95/00860 Sec. 371 Date Nov. 21, 1997 Sec. 102(e) Date Nov. 21, 1997 PCT Filed Jul. 14, 1995 PCT Pub. No. WO96/02124 PCT Pub. Date Feb. 1, 1996Plant 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).
A plant protection bag assembly and a plant protection bag
Номер патента: GB2600960A. Автор: Hanson-Shaw Beverley. Владелец: Individual. Дата публикации: 2022-05-18.