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Patexia Research

Patent 06155032 - Automatic wrapper > Claims

  • 1. An automatic wrapper comprising:na roll of tape (80) to wrap a package tightly;na tape operating device (10) including a main arm (11) attached thereto, a groove (111) defined in said main arm (11) to receive a tape roller (14) pivotally mounted in said groove (111) and a L-shaped connecting plate (16) attached to said tape operating device (10);na motor (40) attached to the wrapper including a support (44) attached to said main arm (11), a welding device (41) and a cutting device (42) each mounted on said support (44) and a transmission device (43) having an axle extending therefrom and received in said tape operating device (10); andnan electromagnet (20) including an actuating rod (21) attached thereto, a linkage (22) attached to said actuating rod (21), an active rod (23) connecting the tape operating device (10), a cam (24) and a lever (25) each attached to said support (44).
    • 2. The automatic wrapper in accordance with claim 1, wherein said support (44) includes a roller (45) pivotally mounted thereon so as to abut said tape (80).
    • 3. The automatic wrapper in accordance with claim 1, wherein said support (44) includes two side arms (441) each extending therefrom and a hole defined therein.
      • 4. The automatic wrapper in accordance with claim 3, wherein said tape operating device (10) includes an axle (12) with an end received in each said hole of said side arms (441).
        • 5. The automatic wrapper in accordance with claim 4, wherein said main arm (11) is pivotally mounted on said side arms (441) of said support (44) by said axle (12) extending through said main arm (11).
    • 6. The automatic wrapper in accordance with claim 1, wherein said lever (25) includes a hole to allow said active rod (23) to extend therethrough and is held in place by a check nut.
    • 7. The automatic wrapper in accordance with claim 1, wherein said cutting device (42) includes a partition (161) extending therefrom with a hole defined therein to receive said active rod (23).
      • 9. The automatic wrapper in accordance with claim 7, wherein a first spring (231) and a second spring (232) are around said active rod (23), said first spring (231) being between said partition (161) and said connecting plate (16), said second spring abutting said connecting plate (16) and held in place by a check nut.
    • 8. The automatic wrapper in accordance with claim 1, wherein said active rod (23) is threaded.
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