摘要 |
A pneumatically operated fastener driving device which includes a control valve module having i) a control module housing assembly mounted with respect to the housing and providing an exhaust passage which can be opened to communicate the one end of the cylinder with atmosphere, and ii) a main valve mounted with respect to the control module housing assembly for movement between opened and closed positions to open and close the passageway. The control module is a selected one of the standard type, full cycle type, automatic type, and automatic with remote type. The selected one control module is constructed and arranged with respect to the main frame portion of the housing so as to be removable therefrom as a unit. After removal of the selected one control module as a unit, another one of the types of control modules can be positioned with respect to the main frame portion of the housing as a unit to as to be operable therewith.
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