| 摘要 |
1,037,157. Venetian blinds. HUNTER DOUGLAS INTERNATIONAL Ltd. April 22, 1965 [April 23, 1964], No. 17089/65. Heading E1J. In a Venetian blind the tilting control roll 1 to which the ends of the tilting tapes 4 are secured by tongues 2, 3, is provided with circumferential ribs 6, 7 pressed out on the surface of the roll to protect the tapes located between the ribs from rubbing by the control cords 5. |
