| 摘要 |
1,127,060. Ice - making. GENERAL MOTORS CORP. 19 Jan., 1967 [16 Feb., 1966], No. 2817/67. Heading F4H. The transverse walls 34 of the grid of an icetray are so supported by the longitudinal walls 32 that their bottom edges are spaced from the tray, thus preventing damage to the waterrepellent coating on the tray when the walls 32 are moved by lever 48. The tray may be coated with polytetrafluoroethylene or anodized and coated with a transparent resin. The grid includes two longitudinal walls. |
