Table 9 Types of symmetric mechanisms
Some 2T1R parallel mechanism representatives | |
|---|---|
\( 2\left[ {(R{\text{P}}\overline{\overline{\text{R}}} {\text{PR}})_{E} { - }\overline{\overline{\text{R}}} } \right] \) | \( 2\left[ {({\text{P}}RR\overline{\overline{\text{R}}} {\text{RR}})_{E} { - }\overline{\overline{\text{R}}} } \right] \) |
\( 2\left[ {({\text{P}}R\overline{\overline{\text{R}}} {\text{RP}})_{E} { - }\overline{\overline{\text{R}}} } \right] \) | \( 2\left[ {({\text{P}}R{\text{P}}\overline{R} {\text{PR}})_{E} { - }\overline{\text{R}} } \right] \) |
\( 2\left[ {5\overline{R} - \overline{R} } \right] \) | \( 2\left[ {({\text{RR}} {\overline{\text{R}}} {\overline{\text{R}}} {\text{RR}})_{{\text{E}}} { - } {\overline{\text{R}}} } \right] \) |
\( 2\left[ {({\text{P}}R\overline{R} {\text{RP}})_{E} { - }\overline{\text{R}} } \right] \) | \( 2\left[ {(R{\text{P}} \, \overline{\text{R}} \, \overline{\text{R}} \, {\text{PR}})_{E} { - }\overline{\text{R}} } \right] \) |
\( 2\left[ {(R{\text{P}}\overline{R} {\text{PR}})_{E} { - }\overline{\text{R}} } \right] \)\( 2\left[ {({\text{P}} \,R{\text{P}} \,\overline{\text{R}} \, \overline{\text{R}} \, {\text{PR}})_{E} { - }\overline{\text{R}} } \right] \) | \( 2\left[ {({\text{P}} \, R \, \overline{\text{R}} \, \overline{\text{R}} \, {\text{RP}})_{E} { - }\overline{\text{R}} } \right] \) |
\( 2\left[ {(RR\overline{\overline{R}} RR)_{E} - \overline{\overline{R}} } \right] \) | \( 2\left[ {{\text{P}}5\overline{R} - \overline{R} } \right] \) |
\( 2\left[ {({\text{P}} \, RR \,\overline{\text{R}} \, \overline{\text{R}} \, {\text{RR}})_{E} { - }\overline{\text{R}} } \right] \) | \( 2\left[ {({\text{P}}R{\text{P}}\overline{\overline{\text{R}}} {\text{PR}})_{E} { - }\overline{\overline{\text{R}}} } \right] \) |