Ultrasonic sealing apparatus

Details Ultrasonic sealing apparatus Ultrasonic sealing apparatus

2007-02-20

2007-02-20

Huynh, Louis K. (Department: 3721)

Package making

Methods

Closing package or filled receptacle

C053S373700, C053S374200, C053S552000, C156S580200

Reexamination Certificate

active

10269057

ABSTRACT:
An ultrasonic sealing apparatus is provided for transversely ultrasonically sealing a packing material comprised of a laminated body including at least a thermoplastic resin layer having a tubular form and containing a fluid. The apparatus includes a horn having an elongated and flat sealing face and an opposing jaw with an action face including a pressing portion for pressing the packing material in cooperation with the sealing face of the horn to a define at least one transverse sealing zone of the tubular packing material. At least one groove is disposed on the action face of the opposing jaw for forming a molten thermoplastic resin bulge in a vicinal area of the at least one sealing zone on a side in contact with the fluid in the tubular packing material.

REFERENCES:
patent: 3468731 (1969-09-01), Obeda
patent: 4117306 (1978-09-01), Shah
patent: 4135957 (1979-01-01), Voller
patent: 4251303 (1981-02-01), Deimel et al.
patent: 4517790 (1985-05-01), Kreager
patent: 4534818 (1985-08-01), Kreager et al.
patent: 4580392 (1986-04-01), Lagerstedt et al.
patent: 4630429 (1986-12-01), Christine
patent: 4767492 (1988-08-01), Fukusima et al.
patent: 5250140 (1993-10-01), Hayashi et al.
patent: 5649407 (1997-07-01), Blomqvist
patent: 6482291 (2002-11-01), Kume et al.
patent: 12 79 320 (1968-10-01), None
patent: 14 79 511 (1969-07-01), None
patent: 16 04 580 (1970-11-01), None
patent: 1 031 672 (1953-06-01), None
patent: 2 079 944 (1971-12-01), None
patent: 1 120 881 (1968-07-01), None
patent: 56-92046 (1981-07-01), None
patent: 58-134744 (1983-08-01), None
patent: 62-22784 (1987-05-01), None
patent: 63-147408 (1988-09-01), None
patent: 5-269854 (1993-10-01), None
patent: 6-15741 (1994-01-01), None
patent: 3004786 (1994-09-01), None
patent: 7-2231 (1995-01-01), None
patent: 7-33121 (1995-02-01), None
patent: 7-164523 (1995-06-01), None
patent: 2544450 (1996-07-01), None
patent: 8-230834 (1996-09-01), None
patent: 8-244728 (1996-09-01), None
patent: 9-240607 (1997-09-01), None
patent: 99/48759 (1999-09-01), None

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