clinic/netforce_clinic/actions/clinic_sickbed.xml

<action>
    <field name="string">Sickbed</field>
    <field name="view_cls">multi_view</field>
    <field name="model">clinic.sickbed</field>
    <field name="menu">clinic_menu</field>
    <field name="limit">25</field>
    <field name="tabs">[["All",[]],["Archived",[["active","=",false]]],["Available",[["state","=","available"]]],["Not Available",[["state","=","not_available"]]]]</field>
</action>