Resources Contact Us Home
Rotary ultrasonic sealer

Image Number 2 for United States Patent #7644746.

An ultrasonic sealer comprising a hollow shaft (1) having a longitudinal axis (2) and being rotatably arranged in a housing (3) for driven rotation about its longitudinal axis (2). The rotary sealer further comprises a sealing horn (8) arranged coaxially in the hollow shaft (1) and connected to a converter (6) and preferably also a booster (7). The horn (8) is provided with a peripheral sealing area (13) outside an axial end (13) of the hollow shaft (1). The horn (8) is connected to the hollow shaft (1) by means of at least one annular, metallic support (11) extending between an outer face (14) of the horn (8) and an inner face (10) of the hollow shaft (1). The at least one annular support (11) is corrugated in cross section such that at least two grooves and one ridge arranged there between are provided between the inner face (10) of the hollow shaft (1) and the outer face (14) of the horn (8).

  Recently Added Patents
Magnetic impedance element and magnetic sensor using the same
Low-coupling oxide media (LCOM)
Peptides useful in the treatment and/or care of skin, mucous membranes, scalp and/or hair and their use in cosmetic or pharmaceutical compositions
High order continuous time filter
Radiation imaging device
Build process management system
Maintenance tool of control systems
  Randomly Featured Patents
Apparatus and method for automatic display control in mobile terminal
Friction space heater
Filament winding apparatus and methods of winding filament
Locking device for releasably locking a seat post relative to a seat tube of a bicycle frame
Wavelength tunable filter and wavelength tunable laser module
Content reproduction device and control method thereof
Method of and device for testing a photographic film
Adhesive sealed solid electrolyte cell housed within a ceramic frame and the method for producing it
Device and method for hot isostatic pressing container
Segmented snap closure for flexible packages and flexible packages including the same