Invention Grant
- Patent Title: Bow
- Patent Title (中): 弓
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Application No.: US11386653Application Date: 2006-03-22
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Publication No.: US07708001B2Publication Date: 2010-05-04
- Inventor: James J. Kempf
- Applicant: James J. Kempf
- Agent Brett Trout
- Main IPC: F41B5/10
- IPC: F41B5/10

Abstract:
A bow having an increased powerstroke allowing for reduced draw weight and increased speed. The bow is provided with a riser and a pair of limbs. A pulley is coupled to one limb and a cam is coupled to the other at a first journal point and second journal point respectively. The powerstroke is increased by locating the bowstring on the pulley and cam between the riser and the journal points.
Public/Granted literature
- US20070221184A1 Bow Public/Granted day:2007-09-27
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