Patent ID: 9121659
Filing Date: 2015-09-01
Classification: F41B

Abstract:
1. A crossbow assembly comprising: a body having an insertion hole defined therein and a retention member protruding from the insertion hole; a barrel having a first end inserted into the insertion hole and connected with the retention member, a second end of the barrel extending beyond the insertion hole, a recess defined in a top of the second end of the barrel, an upper portion connected to a top of the barrel, a first end of the upper portion inserted into the insertion hole, a lower portion being formed at an underside of the barrel, the recess located between the upper portion and the lower portion, a thickness of the upper portion being smaller than or equal to a half of that of the lower portion, two threaded holes defined axially in an end face of a second end of the upper portion; a bow unit connected to the second end of the upper portion and having a riser, two limbs connected to two ends of the riser and two cam units respectively connected to the two limbs, a slot defined in the riser and two plates extending from an inside of the slot, the two plates located at a distance from each other, each plate has a hole, and two bolts extending through the two holes of the two plates and being threadedly connected to the two threaded holes of the upper portion.