The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 10, 2016
Filed:
Jan. 14, 2015
Win & Win Co., Ltd., Gyeonggi-do, KR;
Chang Ho Yi, Incheon, KR;
Dong Won Park, Seoul, KR;
Win & Win Co., Ltd., , KR;
Abstract
Provided is a self-tunable compound bow including: a bow main body including a pair of limbs that are respectively coupled to both ends of a handle; upper and lower pulley assemblies that are respectively coupled to the rear end of each limb; a bowstring; and first and second cam cables that are wound around a cam of each of the upper and lower pulley assemblies as the bowstring is pulled. A contact pin is formed in one of the pulley assemblies, in which the contact pin is in contact with one limb when the bowstring is pulled, and an indicator is formed in the other of the pulley assemblies, in which the indicator is in contact with the other limb and moves when the bowstring is pulled in a guide hole formed in the pulley of the other of the pulley assemblies.