发明名称 Archery bow structure using two bows - has main string connected to centres of two auxiliary strings attached to two bow frames
摘要 The archery device in the form of a double bow has two conventional frames (4,5) each fitted with a string (2,3) and with a further string (1) of the same length, connecting them. The first two strings form auxiliary strings, and the third string is the main string. The third string is connected to the centres of the first two strings, and is drawn back to shoot an arrow, the remaining items being arranged symmetrical to the direction of shooting. USE/ADVANTAGE - Double archery bow structure gives an improved shooting power and high arrow speed.
申请公布号 DE4220575(C1) 申请公布日期 1993.08.26
申请号 DE19924220575 申请日期 1992.06.24
申请人 KOLTZE, RUEDIGER, DIPL.-ING., 3400 GOETTINGEN, DE 发明人 KOLTZE, RUEDIGER, DIPL.-ING., 3400 GOETTINGEN, DE
分类号 F41B5/00 主分类号 F41B5/00
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