(under subclass 438) Apparatus wherein the passive means either (a) additionally serves, or (b) has additional means associated therewith, to protect the operator or the tool from harm.
(1) Note. Included herein is a guard which performs the dual function of guiding and guarding.
SEE OR SEARCH THIS CLASS, SUBCLASS:
860, for guard means attached to a machine frame, and see search notes thereto for additional guard devices.