Safety belt buckle

Claim 1

A SAFETY BELT BUCKLE COMPRISING THE COMBINATION OF A FRAME, A PIVOT PIN MOUNTED IN SAID FRAME, A WEB END PLATE INSERTABLE IN SAID FRAME BENEATH SAID PIVOT PIN, LATCH DOGS PIVOTED ON SAID PIN IN SPACED RELATION AND IN POSITION TO ENGAGE AND HOLD SAID WEB END PLATE, A COVER FORMING LEVER PIVOTED ON SAID PIN AT THE OUTER SIDES OF SAID LATCH DOGS, SAID COVER FORMING LEVER HAVING ONE-WAY CONNECTION FOR ROCKING SAID LATCH DOGS FREE OF SAID WEB END PLATE AND SAID LATCH DOGS HAVING ONE-WAY CONNECTION FOR HOLDING SAID COVER FORMING LEVER IN CLOSED POSITION ON THE FRAME, A U-SPRING HAVING SIDE PORTIONS TERMINATING IN COILS EMBRACING THE PIVOT PIN AND END PORTIONS ENGAGING SAID LATCH DOGS TO ROCK THEM INTO ENGAGEMENT WITH THE WEB END PLATE, SAID SIDE PORTIONS OF THE SPRING BEING CONNECTED BY AN INTERMEDIATE SPACING PORTION OVERLYING AND BEARING ON THE END PLATE INSERTED IN THE BASE, AND A MEMBER ON THE FRAME OVERSTANDING SAID INTERMEDIATE SPACING PORTION OF SAID U-SPRING FOR RESTRAINING ROCKING MOVEMENT OF SAID SPRING ON THE PIVOT PIN.