| 摘要 |
PROBLEM TO BE SOLVED: To provide a wedge for fixing frame of plastic greenhouse preventing the wedge from loosening by vibration and making use and handling easy, compared with the conventional wedges. SOLUTION: Leg parts 6C and 6D are formed on both sides of an engaging notch 6B and a wedge is driven into holding metal fittings 6 in which a bent part 6E is formed toward the inside at the lower end of the leg parts. Side plate parts 2, 3 of a taper for fixing to the bent part 6E are formed in a state bent by 90 degree to the lower part on both sides of the wedge 1. The top part 2A of either one side plate part 2 is separated from the side plate part 2 and hung down from an extending line L of the taper and a separation end face 2C forms a stage. COPYRIGHT: (C)2009,JPO&INPIT
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