US 11,834,837 B2
Louver awning with hidden louver opening and closing driving structure
Yingying Wang, Zhejiang (CN); Yuefu Ke, Zhejiang (CN); and Yi Zhu, Zhejiang (CN)
Assigned to Linhai Meiyang Parasol Industry Co., Ltd, Zhejiang (CN)
Appl. No. 17/425,732
Filed by Linhai Meiyang Parasol Industry Co., Ltd, Zhejiang (CN)
PCT Filed May 18, 2021, PCT No. PCT/CN2021/094272
§ 371(c)(1), (2) Date Jul. 26, 2021,
PCT Pub. No. WO2022/213451, PCT Pub. Date Oct. 13, 2022.
Claims priority of application No. 202120723191.X (CN), filed on Apr. 9, 2021.
Prior Publication US 2022/0372764 A1, Nov. 24, 2022
Int. Cl. E04F 10/10 (2006.01)
CPC E04F 10/10 (2013.01) 9 Claims
OG exemplary drawing
 
1. A louver awning with a hidden louver opening and closing driving structure, the louver awning comprising an awning frame assembly, a plurality of louvers rotatably mounted on a top portion of the awning frame assembly, linkage bars for linking the plurality of louvers, and a louver opening and closing driving structure for driving the louvers to open and close, wherein the awning frame assembly comprises a plurality of columns and ring beams fitted together,
wherein the louver opening and closing driving structure comprises a hand-operated mechanism fitted on one of the columns, a transmission assembly transmissively coupled to the hand-operated mechanism and a louver transmission mechanism transmissively coupled to the transmission assembly; the transmission assembly is configured to transmit power input by the hand-operated mechanism to the louver transmission mechanism, and the louver transmission mechanism is configured to drive the louvers to rotate so as to realize opening and closing of the louvers,
wherein the louver transmission mechanism further comprises a crank connecting rod mechanism, the crank connecting rod mechanism comprises a crank and a connecting rod rotatably coupled to the crank, the crank is configured to be transmissively coupled to a second transmission assembly, the connecting rod is configured to be rotatably coupled to the louvers; when the second transmission assembly drives the crank to rotate, the crank is capable of driving the louvers to rotate through the connecting rod, so as to realize the opening and closing of the louvers.