quick-return mechanism 急回机构

quick-return motion 急回運動

raceway 滾道

rack 齒條

rack cutter; rack-shaped shaper cutter 齒條插刀

rack gear 齒條傳動

radial (or in-line ) roller follower 對心滾子從動件

radial (or in-line ) translating follower 對心直動從動件

radial bearing 向心軸承

radial contact bearing 徑向接触軸承

radial direction 徑向

radial internal clearance 徑向游隙

radial load 徑向載荷

radial load factor 徑向載荷系數

radial plane 徑向平面

radial reciprocating follower 對心移動從動件

radius of base circle 基圓半徑

radius of curvature 曲率半徑

radius of roller 滾子半徑

ratchet 棘輪

ratchet mechanism 棘輪机构

rating life 額定壽命

reciprocating follower 移動從動件

reciprocating motion 往复移動

reciprocating seal 往复式密封

reduction gear 減速齒輪﹛減速裝置

reduction ratio 減速比

redundant (or passive) constraint 虛約束

redundant degree of freedom 冗余自由度

reference circle; standard (cutting) pitch circle 分度圓

reference cone; standard pitch cone 分度圓錐

reference line; standard pitch line 分度線

regulator, governor 調速器

relative gap 相對間隙

relative motion 相對運動

relative velocity 相對速度

reliability 可靠性

reliability design, RD 可靠性設計

repeated fluctuating load 交變載荷

repeated stress 交變應力

residual stress 殘余應力

resistance 阻抗力

resultant bending moment 合成彎矩

resultant force 合力

resultant force 總反力

resultant moment of force 合力矩

resultant moment of inertia 慣性主矩

resultant vector of inertia 慣性主失

return 回程

revolute (turning) pair 轉動副

revolute joint 轉動關節

revolving shaft 轉軸

Reynolds﹛s equation 雷諾方程

right triangle 直角三角形

rigid bearing 剛性軸承

rigid circular spline 剛輪

rigid coupling 剛性聯軸器

rigid impulse (shock) 剛性衝擊

rigid rotor 剛性轉子

ring gear 內齒圈

rise 升程

rise 推程

rivet 鉚釘

robot 机器人

robotics 机器人學

robust design 穩健設計

rocker 搖杆

roller 滾子

roller bearing 滾子軸承

roller chain 滾子鏈

roller clutch 滾柱式單向超越离合器

roller follower 滾子從動件

rolling bearing 滾動軸承

rolling bearing identification code 滾動軸承代號

rolling element 滾動体

rotary motion 旋轉運動

rotating seal 旋轉式密封

rotor 轉子

rotor with several masses 多質量轉子

round belt 圓帶

round belt drive 圓帶傳動

rubber-cushioned sleeve bearing coupling 彈性套柱銷聯軸器