percussion drill motorizzzato with mechanism to avoid unnecessary percus - bility.

• 1. 打击垫、无声打击乐器、无声打击乐器组及电子打击系统 [P] . 中国专利： CN100463048C . 2009.02.18
• 2. 打击垫、无声打击乐器、无声打击乐器组及电子打击系统 [P] . 中国专利： CN1519814A . 2004-08-11
• 3. drill percussion mechanism to avoid unnecessary motorized with percussion. [P] . IT1294387B1 . 1999-03-24

  机译： 钻打击乐器，避免不必要的电动打击乐器。

• 4. Improvements in or relating to spline Drill Rock Drill, drill bits, Adapters and other mechanisms to be used in Percussive Drilling. [P] . ES150382A1 . 1942-06-01

  机译： 花键钻，凿岩钻，钻头，适配器和其他在冲击钻中使用的机制方面的改进。

• 5. Method for avoiding unnecessary excessive stay of short cycle in discontinuous reception mechanism [P] . 美国专利： US8085694B2 . 2011-12-27

  机译： 在不连续接收机构中避免不必要的短周期多余停留的方法

• 1. Study on drilling mechanism and optimization of percussion-extruding DTH hammer bit [J] . LUO Chunhong, ZHENG Zhichuan, CAO Pinlu 世界地质（英文版） . 2009,第001期
• 2. Study on drilling mechanism and optimization of percussion-extruding DTH hammer bit [J] . LUO Chunhong, ZHENG Zhichuan, CAO Pinlu 世界地质：英文版 . 2009,第001期
• 3. Optimization of percussive mechanism in rotary-percussion drill for lunar exploration [C] . Jie Degang, Li Peng, Quan Qiquan, IEEE International Conference on Robotics and Biomimetics . 2013
• 4. DRILLING INDUCED DAMAGE TO BOREHOLE WALLROCK: A THEORETICAL, LABORATORY AND FIELD COMPARISON OF THE EFFECTS OF DIAMOND AND PERCUSSION DRILLING. [D] . MATHIS, STEPHEN PHILIP. 1982
• 5. Percussion Drilling Hole in Cu Al Ti and Ni Alloys Using Ultra-Short Pulsed Laser Ablation [O] . Wanqin Zhao, Haodong Liu, Xiaowei Shen, 2020
• 6. How can optimization of medical treatment avoid unnecessary implantable cardioverter-defibrillator implantations in patients with idiopathic dilated cardiomyopathy presenting with “SCD-HeFT Criteria?” MassimoZecchinMarcoMerloAlbertoPivettaGiuliaBarbatiCristinaLutmanDarioGregoriLaura VitaliSerdozStefanoBardariSilviaMagnaniAndreaDi LenardaAlessandroProclemerGianfrancoSinagraHow can optimization of medical treatment avoid unnecessary implantable cardioverter-defibrillator implantations in patients with idiopathic dilated cardiomyopathy presenting with “SCD-HeFT Criteria?”Am. J. Cardiol.1092012729735 [O] . Khanal Suraj 2013

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