Joiner

A joiner for assembling tongue and groove planks, the joiner comprising:

• a link for interconnecting a ram and a motorized rotary hammer;
• the link including a tang and a shank;
• first and second shank portions interengaged via a rotary coupling for preventing transmission of rotary motion from the motorized rotary hammer to the ram;
• a free end of the shank for fixation in the chuck of the motorized rotary hammer;
• a rounded end of the tang with a center hole, the rounded end seated in a rounded V slot of the ram;
• the tang for rotatable fixation in the slot by a clevis pin passing through the slot and through the hole in the tang;
• the ram including a block, a handle centrally located atop the block, and thumb screws at corners of the block;
• the block having an upper portion and a lower portion, the upper portion overhanging the lower portion so as to create a void along a first edge of the block for receiving a tongue of a tongue and groove plank;
• and,
• the thumb screws for passing through respective corners of the block for supporting the block at adjustable elevations.

A hammering method, the method comprising the steps of:

• providing a rotary hammer with a variable speed control;
• providing a link fixed in the chuck of the rotary hammer;
• and,
• preventing accidental rotation of a tool integral with or attached to the link via inclusion of a rotary coupling between first and second portions of the link.