公开(公告)号：US12114625B2

公开(公告)日：2024-10-15

申请号：US16749070

申请日：2020-01-22

Applicant: Holland Gaas B.V.

Inventor： Marcel Johannes Gerardus Schulte ,  Roland Haaring

IPC: E06B9/52 ,  A01G9/24

CPC classification number: A01G9/241 ,  E06B9/522 ,  E06B2009/528

Abstract: Greenhouse comprising a roof construction, wherein the roof construction comprises a slanting upper surface, a first framework that defines a roof opening, and a rectangular ventilation window that covers the roof opening, wherein the ventilation window comprises a panel and a second framework along at least a distal front edge and two parallel side edges of the panel, wherein the greenhouse comprises a netting system to prevent passage of insects through the ventilation passage, wherein the netting system comprises an insect netting that covers the ventilation passage and that is pleated in a bellow configuration to collapse in a stacked manner, and a guiding provision for the insect netting, wherein the guiding provision comprises an elongate guiding bow between the first framework and second framework that extends along the insect netting, wherein the insect netting is slidably connected with the elongate bow.

公开(公告)号：US20240268283A1

公开(公告)日：2024-08-15

申请号：US18563370

申请日：2022-05-20

Applicant: HOLLAND GAAS B.V.

Inventor： Roland Haaring ,  Marcel Johannes Gerardus Schulte

IPC: A01G9/24 ,  E06B9/52

CPC classification number: A01G9/241 ,  E06B9/522 ,  E06B2009/524

Abstract: An insect netting for a greenhouse includes a front panel merging into two side panels. The insect netting is pleated having bellow sections. Each bellow section has two parallel side bellow portions and a front bellow portion. Each side bellow portion comprises a first side gauze web and a second side gauze web connected to each other at a longitudinal side thereof, each having a first short side and a second short side. Each of the front bellow portions comprises a first front gauze web and a second front gauze web connected to each other along a longitudinal side thereof. The second short side of the first and second side gauze webs of the side bellow portions is connected to the longitudinal side of the first and second front gauze webs facing towards the hinging axis of the ventilation panel, respectively.