os - oos polygr.

[interp30]

подскажите, пожалуйста, что такое: os и oos
Movable guards
The machine is equipped with the following movable guards:
* one transparent guard at the platen press inlet
* one transparent guard on the os of the platen press
* one transparent guard on the os of the stripping station
* one transparent guard at the delivery
* one transparent guard on the oos of the stripping station
Lateral shifting of pile supporting plate:
held to left: towards os
held to right: towards oos

[Mumma]

предположительно
O.S. operator side
O.O.S. opposite operator side

[Mumma]

например (стр.165):
OS Operator side. The long side of the printing system that gives an
operator direct access to operator controls...
http://www.kodakversamark.com/pdfmanuals/0114320-603.pdf
или (стр.3)
Pull Guide (OOS)
...For jobs with opposite operator side registration.
http://www.usmachineryassociates.com/images/stories/pdf/speria-foilmaster-104.pdf
O.S./O.O.S. side guide
http://www.fsea.com/Mach_Diecutters.asp

[Clea]

Mumma +1

though more common is - operator side / drive side

and drive side is the one oposite to theoperator side, so i think it's safe to say it's correct