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    • 3. 发明专利
    • NOZZLE FOR OPENING HOLE ON MULCHING FILM AND GAS BURNER HAVING THE NOZZLE
    • JPH0787849A
    • 1995-04-04
    • JP26167293
    • 1993-09-25
    • HIGUCHI TADASHI
    • HIGUCHI TADASHI
    • A01G13/00
    • PURPOSE:To provide a burner operable with decreased physical load, capable of quickly melting a film to prevent the clogging, suitable for the opening work over a long period and capable of forming sowing holes and planting holes. CONSTITUTION:This gas burner is provided with a gas introducing pipe 14, a gas ejection nozzle 16 attached to the pipe, a heating cylinder 18 for holding the gas ejection nozzle 16, a film-opening tool 28 positioned near the front opening 26 of the heating cylinder 18 and a grip 44 bonded through supporting members 38, 48, 50, 62 such as supporting rod to the gas introducing pipe 14 and the heating cylinder 18. A fitting member 30 for the opening tool is connected to the front end of the supporting rod 38 supporting the grip 44, a sliding member 48 receiving a spring force toward the forward direction is attached to the supporting rod 38, the sliding member 48 is connected with the heating cylinder 18 and a sliding hole 36 for passing the attaching member 30 for the opening tool is opened on the body of the heating cylinder 18. The supporting rod 38 has a hole 60 for inserting a positioning pin to restrict the moving range of the sliding member 48.