03939033 is referenced by 80 patents and cites 6 patents.

An ultrasonic welding and cutting apparatus designed for the manufacture of articles made of two superposed sheet materials includes an anvil means which exhibits a raised pattern of welding and cutting surfaces, and bearing surface means for limiting the motion of an ultrasonically vibrating horn toward the anvil means and for distributing also the impact forces manifest upon the anvil means. The horn is provided with means for reducing the motional excursion of the frontal surface portion which impacts upon the bearing surface means.

Title
Ultrasonic welding and cutting apparatus
Application Number
5/532847
Publication Number
3939033
Application Date
December 16, 1974
Publication Date
February 17, 1976
Inventor
Everett A Harris
Ridgefield
CT, US
Frank J Grgach
Danbury
CT, US
Agent
Philip J Feig
Ervin B Steinberg
Assignee
Branson Ultrasonics Corporation
CT, US
IPC
B29C 27/08
B06B 3/00
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