Barrel and portable of lookout for artillery equipment tirnat in the presence of high elevation laying angles

• 1. 便携式坦克炮塔座圈滚珠提取装置 [P] . 中国专利： CN104589263B . 2016.08.17
• 2. 便携式坦克炮塔座圈滚珠提取装置 [P] . 中国专利： CN104589263A . 2015-05-06
• 3. Piece of artillery Recoil on the Gun Barrel with Hydraulic Brake.A part of which receives automatically deviation Angle during the elevation of the barrel according to the length of the Recoil. [P] . ES48800A1 . 1910-10-16

  机译： 带有液压制动器的炮管上的火炮反冲件。在炮管升高期间，其一部分会根据反冲件的长度自动接收偏斜角。

• 4. Device for facilitating the actuation of the hammer of fire in the artillery equipment tie in the large angles of elevation [P] . 法国专利： FR563569A . 1923-12-08

  机译： 在大仰角上方便火炮设备中的火锤致动装置

• 5. Piece of artillery to launch of the barrel on the lookout [P] . 法国专利： FR436010A . 1912-03-15

  机译： 一块大炮向look望台发射枪管

• 1. Measurement for Non-straightness and Muzzle Angle of Artillery Barrel Based on Laser Collimation Technology [C] . ZHOU Ren-bin, XIE Tie-bang Instrumentation Science and Technology vol.2 . 2004
• 2. Portable Gantry Crane Payload Angle Limitation Control with the Presence of Trolley Position Vibration using Optimal Control [O] . Mustefa Jibril, Messay Tadese, Reta Degefa 2020
• 3. Optimum Elevation Angle Estimation in the Presence of Ground Reflection Multipath. [R] . mcaulay,robert j. 1976