Hardinge SUPER-PRECISION HC - Page 21

Figure 63- Roller C la mp Piston Shaft
Figu re 64 - Pis ton Rings and Sea ls f or Ro ll er C l amp Pis ton
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Figure 65 - Sea l for Ro ll er Cl amp Piston
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Fig ure 66 - Air Valve fo r Chasing Knocko ut
Fi gure 67 - Moun t ing Bracket and Chas i ng Bar Assembly
LUBRO-CONTROL UNIT
Th e chasing a tt ac hm ent or a ir collet closer, wh ich
is operated through the lu bro - contro l u ni t, is
lu bricated a utom atica lly through an air- oil system .
Lub rica ting oil is fed to th e opera ted uni t eac h tim e
th e air fl ow ch a ng es.