22-11-2018 дата публикации
Номер: US20180334404A1
Stirrer () for stirring molten glass (), whereby the stirrer () comprises—a shaft () having a tip () and having a central longitudinal axis (L), and—one or more inner stirrer blades () which are attached to the shaft (), and—one or more outer stirrer blades () which are attached to the shaft (), whereby the inner stirrer blades () are attached closer to the shaft () than the outer stirrer blades (), whereby, when considering the stirrer in a cylindrical coordinate system (), both the one or more inner stirrer blades () as well as the one or more outer stirrer blades () are disposed at an angle (α, β) to the central longitudinal axis (L), whereby said angle (α, β) is between 0° and 90° not including these values, and are disposed having a least a blade section with a normal vector (N, P, Q, R), on the side directed towards the tip (), with an angular component (N, P, Q, R). 11161. Stirrer () for stirring molten glass () , whereby the stirrer () comprises{'b': 2', '4, 'a shaft () having a tip () and having a central longitudinal axis (L), and'}{'b': 5', '6', '2, 'one or more inner stirrer blades (,) which are attached to the shaft (), and'}{'b': 7', '8', '2', '5', '6', '2', '7', '8, 'one or more outer stirrer blades (,) which are attached to the shaft (), whereby the inner stirrer blades (,) are attached closer to the shaft () than the outer stirrer blades (,),'}{'b': 11', '11', '11', '5', '6', '7', '8', '4, 'sub': A', 'A', 'A', 'A, 'whereby, when considering the stirrer in a cylindrical coordinate system () with the longitudinal axial coordinate (z) of the cylindrical coordinate system () defined to coincide with the central longitudinal axis (L), whereby the cylindrical coordinate system () is further defined by a radial coordinate (ρ) and an angular coordinate (ep), both the one or more inner stirrer blades (,) as well as the one or more outer stirrer blades (,) are disposed at an angle (α, β) to the central longitudinal axis (L), whereby said angle (α, β) is ...
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