Blade guard and splitter assembly for table saws

• US 3,232,326 A
• Filed: 10/04/1962
• Issued: 02/01/1966
• Est. Priority Date: 10/04/1962
• Status: Expired due to Term

• Current Assignee: George J. Groya, John R. Speer
• Original Assignee: George J. Groya, John R. Speer
• Inventors: Speer, John R., Groya, George J.
• Application Number:
  US04/228,439
• Time in Patent Office: 1,216 Days
• US Class Current: 83/102.1
• CPC Class Codes: B27G 19/02 for circular saws
• CPC Class Codes: B27G 19/08 Accessories for keeping open the saw kerf, e.g. riving knives or wedge plates
• CPC Class Codes: Y10T 83/2077 By kerf entering guide
• CPC Class Codes: Y10T 83/7734 With guard for tool

Claims

1. A GUARD ASSEMBLY FOR A TABLE SAW HAVING A WORK TABLE FORMED WITH A CUTTER OPENING AND A ROTARY CUTTER PROTRUDING UPWARDLY THROUGH SAID CUTTER OPENING TO ENGAGE A WORK PIECE FED ACROSS SAID TABLE TO SAID ROTARY CUTTER COMPRISING:

(A) A ROD-LIKE SUPPORT MEANS ADAPTED AT ONE END TO BE FIXED TO THE WORK TABLE AND HAVING ITS OTHER END PORTION ADAPTED TO WHEN SAID SUPPORT MEANS IS ASSEMBLED TO A WORK TABLE TO OVERLIE A PORTION OF THE WORK TABLE TO THE REAR OF THE CUTTER OPENING AND EXTEND CROSSWISE WITH RESPECT TO SAID CUTTER OPENING;

(B) RESPECTIVE ARM MEANS PIVOTALLY JOURNALLED ON SAID ROD-LIKE SUPPORT MEANS IN AXIALLY SPACED RELATION ALONG SAID OTHER END PORTION OF SAID ROD-LIKE SUPPORT MEANS;

(C) RESPECTIVE PAIRS OF STOP COLLARS FIXED TO SAID OTHER END PORTION OF SAID ROD-LIKE SUPPORT MEANS IN ABUTTING RELATION TO THE OPPOSITE SIDES OF SAID RESPECTIVE ARM MEANS TO RESTRAIN SAID RESPECTIVE ARM MEANS AGAINST AXIAL MOVEMENT ALONG SAID OTHER END PORTION OF SAID ROD-LIKE SUPPORT MEANS;

(D) BLADE GUARD MEMBERS IN THE FORM OF ELONGATED PLATES RESPECTIVELY PIVOTALLY SUSPENDED FROM SAID RESPECTIVE ARM MEANS AND HAVING LOWER EDGES FORMED AT ONE END WITH UPWARDLY INCLINED PORTIONS ADAPTED IN USE TO SERVE AS CAM SURFACES TO BE ENGAGED BY A WORKPIECE FED ACROSS SAID TABLE TO SAID ROTARY CUTTER TO INDEPENDENTLY TILT SAID BLADE GUARD MEMBERS AND THEREAFTER ARM MEANS AS THE WORKPIECE AND THEIR RESPECTIVE ARM MEANS AS THE WORKPIECE MOVES THE ROTARY CUTTER;

AND (E) A TRANSPARENT SHIELD FIXED TO ONE OF SAID RESPECTIVE ARM MEANS AND EXTENDING LATERALLY THEREFROM TOWARD THE OTHER ARM MEANS AND ADAPTED TO INTERCEPT CHIPS AND DUST FROM THE CUTTING OPERATION AND TO PROVIDE A CLEAR VIEW OF THE WORK PIECE AND CUTTER BLADE IN THE WORK AREA.