【正文】
190。189。CHA PTER 7HYDRAUL IC ACTUA T ORSLoa dLoa dSymbolFigure 71 Ram Cyl inderCOPYRIGH T (2022) EA T ON CORP ORA TIONCFigure 7 2 Si ngle act ing telesc ope cylind erCO PY RIG HT (20 01) EA T ON C ORPO RA TIONCFigu re 73 Ba sic dou ble actin g c ylinde rCOP Y RI GHT (2 001) EA T ON C ORP ORA TI ONCFigure 74 Double rod cy linderCOP YRI GHT ( 200 1 ) EA T ON CORP ORA TIO NCF igu r e 7 5 T an de m cy lin de rCO P YRI G HT (20 0 1 ) EA T O N CO P RO RA TIO NCW ear ban d R od B ear ingP is ton S ealS t ati c S eal sR od Wi perR od S ealA ir B le edR od Ca rt r idg eP is tonF ig ur e 7 6 T ypi ca l c yl ind er co nst r uct ionCOPYRIGHT (2 001) EA T ON CORPORA TIONCS t ati c S eal sA ir B le edFigure 7 7 Rod seal and wiper de signCOPYR IGHT (20 01) EA T ON C ORPORA TIO NCRod Seal Rod WiperS te e l P is to n Se al sW e a rb a ndFa c e se a lEl as to m e r E ne rg ize rF i g u r e 7 8 M e t a l s e a l i n g r i n g sCOP Y RIGHT (200 1) E A T ON C ORPOR A TIONCF i g u r e 7 9 P r e s s u r e t i g h t e n s t h e s e a l t o i m p r o v e s e a l i n g B o d yP i s t o nC OP Y RI GH T (20 01) E A T ON C OR P OR A T IO NCLug a nd Foot Mount sExtende d T ie Rod Mount sCenter Line LugKeyed Foot MountFoot MountExtended T ie RodCap EndExtended T ie RodRod EndExtended T ie RodBoth En dsFigure 7 10 Cylinder mounting methodsCO P Y RIGH T (2 00 1 ) E A T O N CO RP OR A TIO NCC le v is M o un t sF la ng e M ou nt sF ig ur e 7 10 C y lin de r m ou nt in g m e thod sC OP YRIGH T (2 0 0 1 ) EA T ON C ORPO RA TIO NCT runn ion Mount sCap End T runni onRod End T runni onInt erme diate T runni onFigure 7 10 C ylinder moun ting m ethodsCOPYRIGHT (20 01) EA T ON CORPORA TI ONCChange S peed Load Pressure Max Forc eIncrease relief valve settingDecrease re li ef valve settingIncrease gpmDecrease gpmIncrease cylind er diameterDecrease cylinder diameterNo ef fect No ef fectNo ef fectNo ef fectNo ef fectNo ef fectNo ef fectNo ef fectIncreaseIncreaseIncrease IncreaseIncreaseDecreaseDecreaseDecreaseDecreaseDecreaseT able 71 Summary of ef fect s of applica tion changes on cylind er per