US Patent Issued to Ravin Crossbows on March 3 for "Bow and cam assembly" (Minnesota Inventor)

ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,043, issued on March 3, was assigned to Ravin Crossbows LLC (Superior, Wis.).

"Bow and cam assembly" was invented by Craig Yehle (Winona, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A crossbow string guides that include upper and lower helical power cable journals on opposite sides of a draw string journal. A separation between first and second axis of the string guides in a drawn configuration is about 5 inches to about 10 inches and the draw string in the drawn configuration comprises an included angle of less than about 25 degrees. First and second pairs of power cables wrap and unwrap at least 300 degrees around, the respective first an...