Tool punch with spring actuated impact means

• US 3,176,399 A
• Filed: 09/20/1962
• Issued: 04/06/1965
• Est. Priority Date: 09/20/1962
• Status: Expired due to Term

• Current Assignee: Anthony J. Marino, Anthony M. Belfiore, Von Soden Adolph F Graf
• Original Assignee: Anthony J. Marino, Anthony M. Belfiore, Von Soden Adolph F Graf
• Inventors: Marino, Anthony J., Belfiore, Anthony M., VON SODEN ADOLPH F GRAF
• Application Number:
  US04/224,976
• Time in Patent Office: 929 Days
• US Class Current: 30/367
• CPC Class Codes: B21J 15/02 Riveting procedures
• CPC Class Codes: B21J 15/105 Portable riveters pliers for riveting B21J15/386
• CPC Class Codes: B21J 15/18 operated by air pressure or other gas pressure, e.g. explosion pressure
• CPC Class Codes: B21J 15/386 Pliers for riveting
• CPC Class Codes: B21J 15/50 Removing or cutting devices for rivets
• CPC Class Codes: B25D 17/02 Percussive tool bits drill bits for earth drilling E21B10/00
• CPC Class Codes: B25D 5/02 Automatic centre punches

Claims

1. IN A HAND TOOL IMPACT DEVICE OF THE CLASS DESCRIBED HAVING A FRAME, A BASE IN SAID FRAME, A FRONT ENCLOSURE SECURED IN SAID FRAME AN A PIVOTALLY MOVABLE HANDLE CONNECTED TO SAID FRAME;

A MOVABLE BRACKET SLIDABLY MOUNTED IN SAID FRONT ENCLOSURE, A HAMMER PLATE MOUNTED ON SAID MOVABLE BRACKET EXTENDING DOWNWARDLY THEREFROM AND TERMINATING IN A HAMMBER, IN INTERNAL LEDGE AT THE BOTTOM END OF SAID MOVABLE BRACKET EXTENDING INTERNALLY INTO SAID FRAME, A TOP ENCLOSURE DISPOSED AT THE TOP OF SAID FRONT ENCLOSURE EXTENDING INTO AND BLENDING WITH SAID FRAME;

A THREADED NUT SUPPORTED BY SAID TOP ENCLOSURE AND LYING IN CLOSE PROXIMITY TO THE TOP OF SAID FRONT ENCLOSURE;

AN OUTER IMPACT SPRING MOUNTED BETWEEN AND CARRIED BY SAID INTERNAL LEDGE OF SAID MOVABLE BRACKET AND DISPOSED AGAINST THE INNER SIDE OF SAID TOP ENCLOSURE, AN INNER POWER SPRING POSITIONED WITHIN SAID OUTER IMPACT SPRING, AN ADJUSTING SCREW ADJUSTABLY ENGAGING SAID THREADED NUT AND ENGAGING SAID INNER POWER SPRING FOR ADJUSTING AN IMPACT FORCE TO SAID MOVABLE BRACKET INCLUDING AND ANVIL ASSOCIATED THEREWITH, SAID MOVABLE BRACKET AND SAID PIVOTALLY MOVABLE HANDLE HAVING A SET OF PAWL MEANS FOR PROVIDING A TRIPPING ACTION FOR SAID MOVABLE BRACKET WHEN ACTUATING SAID MOVABLY AND PIVOTALLY MOUNTED HANDLE, THE COMBINATION OF, A TUBULAR GUIDE EXTENDING DOWNWARDLY FROM SAID FRONT ENCLOSURE, SAID TUBULAR GUIDE HAV-