| 摘要 |
An auto lock quick coupler for earthmoving implements using positive mechanical locking means. A hydraulic actuator locks and unlock the mounting bars of the attachment. Kinematics of the linkages keep the attachment safe during a hydraulic failure. 1~> '4 / 11/ 'N 1~717/ .5 -> K ~. .~;/ ti N,, /72! / ~wK / >5 N>' // N '4 I ~ //c-> .- NNJ 1K' VK;~;>;71tt 773 12 N y~ 7 / ij~ 1,7 'Nv k it 12' (5 1 -7 '<"5- ____________________________________________________________ '-7 <5 ~Q't'9$' 'i/~(,/ / / $7$m--4<-> <'<5 N- vs,- ~ -N--? Frt ~ '17 1, ~, 'rIm K 'N-' ~ '/,fl~ !?( iVN-i J /~N~ N-' 7 ~1/ N 'N',- ,-u (Thy- - K" ' N N -jL,-,- N,-SCN/ K I N-tX--A.' ~/A lI2 F N- A,, ,NC'- Q-2v ______ "N' /4' -5 / -- N,>N 7NN5 1< -y~Z-KN-~J V ___ 9> (2) 'N 3' K FIGURE: 2A 6 5, / NQ, <6 -- K. ,' / I ~, I -I N>' /N. g? / >$>' / > I ,<~/ 7 /IQ I I ~N>$-<> / / NNNi N? N>> A 'K' N, x //Pb ----'c~ctW '~ Ny >///N N. NNN9~ -S FIGURE: 2B 6) 2> N, Nr ~ $A L ~> $ NJ ~-wr9~ U > - -, 4> '-I >,~< K / K |
