Saw and dado guard

• US 3,249,134 A
• Filed: 01/30/1964
• Issued: 05/03/1966
• Est. Priority Date: 01/30/1964
• Status: Expired due to Term

• Current Assignee: Alexander J. Vogl, William B. Boice
• Original Assignee: Alexander J. Vogl, William B. Boice
• Inventors: Vogl, Alexander J., Boice, William B.
• Application Number:
  US04/341,453
• Time in Patent Office: 824 Days
• US Class Current: 83/478
• CPC Class Codes: B27G 19/02 for circular saws
• CPC Class Codes: Y10T 83/7734 With guard for tool

Claims

1. IN AN ADJUSTABLE GUARD FOR POWER DRIVEN SAWS AND CUTTERS, AN ANGULARLY BENT ELONGATED BRACKET ADAPTED TO BE CONNECTED TO A STATIONARY PORTION OF A POWER SAW SUPPORT AND ADAPTED TO EXTEND OVER SAID SUPPORT;

A SUPPORTING ARM HAVING ONE END PORTION ADJUSTABLY SECURED TO ONE END PORTION OF SAID BRACKET AND ADAPTED TO EXTEND OVER THE CUTTING AREA;

A PAIR OF TRANSPARENT PANEL-LIKE GUARDS HAVING BEVELED EDGES AT THE WORK PIECE ENTERING DIRECTION AND PIVOTED ON THE FREE END OF SAID SUPPORTING ARM;

ONE OF SAID GUARDS BEING RELATIVELY SHORTER THAN THE OTHER GUARD;

PIVOTING MEANS ON SAID ARM FOR LOOSELY PIVOTING SAID GUARDS TO SAID ARM;

MEANS FOR GUIDING THE INDEPENDENT PIVOTING MOVEMENT OF SAID GUARDS;

SAID FOREMOST SHORTER GUARD BEING ADAPTED TO DROP INTO LOWER SHIELDING POSITION WHEN WORK PIECES HAVE PROGRESSED PARTIALLY THROUGH THE CUTTING OPERATION AND WHILE SAID LONGER GUARD IS UPRAISED AND PARTIALLY SHIELDING THE MOVING CUTTING ELEMENT.