Ultrasonic tool

• US 3,154,890 A
• Filed: 04/13/1961
• Issued: 11/03/1964
• Est. Priority Date: 04/13/1961
• Status: Expired due to Term

• Current Assignee: Jerome H. Lemelson
• Original Assignee: Jerome H. Lemelson
• Inventors: Lemelson, Jerome H.
• Application Number:
  US04/102,751
• Time in Patent Office: 1,300 Days
• US Class Current: 451/165
• CPC Class Codes: B24B 1/04 subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency polishing or abrading surfaces on work by means of tumbling apparatus B24B31/00, involving oscillating or vibrating containers B24B31/06; superfinishing surfaces on work, e.g. by means of abrading blocks reciprocating with high frequency, B24B35/00

Claims

1. AN ULTRASONIC APPARATUS COMPRISING A HOUSING WITH AN APERTURE APPLICABLE TO A WORKPIECE POSITIONED GENERALLY ADJACENT THE APERTURE, MEANS FOR EFFECTING A FLUID SEAL BETWEEN THE WALL OF THE HOUSING CIRCUMSCRIBING THE APERTURE AND SAID WORKPIECE TO SEAL OFF THE APERTURE, AN ULTRASONIC VIBRATION MEANS SUPPORTED WITHIN THE HOUSING AND DISPOSED IN SPACED RELATION TO THE APERATURE FOR DIRECTING ENERGY GENERATED THEREBY AT THE SURFACE OF SAID WORKPIECE, MEANS FOR COUPLING ENERGY TO THE ULTRASONIC VIBRATION MEANS, A DUCT COMMUNICATING WITH THE INTERIOR OF THE HOUSING, A SOURCE OF COUPLING LIQUID INCLUDING A LIQUID PRESSURIZING MEANS OPERATIVELY CONNECTABLE TO SAID DUCT, A CONTROL MEANS OPERATIVE FOR REGULATING THE FLOW OF LIQUID THROUGH SAID DUCT INTO SAID HOUSING FOR ESTABLISHING A LIQUID COLUMN IN CONTACT WITH THE ULTRASONIC VIBRATION MEANS AND THE SURFACE OF SAID WORKPIECE AND FOR REMOVING SAID LIQUID FROM SAID HOUSING, PERMITTING REMOVAL OF THE HOUSING FROM THE WORK WITHOUT FLOWING LIQUID OVER THE WORKPIECE.