diff --git a/addons/account/models/chart_template.py b/addons/account/models/chart_template.py
index c74fdd7f702..effca2ce1a4 100644
--- a/addons/account/models/chart_template.py
+++ b/addons/account/models/chart_template.py
@@ -343,7 +343,7 @@ class AccountChartTemplate(models.Model):
         # also create an entry in ir_model_data to have an xmlid for the newly created record
         # xmlid is the concatenation of company_id and template_xml_id
         ir_model_data = self.env['ir.model.data']
-        template_xmlid = ir_model_data.search([('model', '=', str(template._model)), ('res_id', '=', template.id)])
+        template_xmlid = ir_model_data.search([('model', '=', template._name), ('res_id', '=', template.id)])
         new_xml_id = str(company.id)+'_'+template_xmlid.name
         return ir_model_data._update(model, template_xmlid.module, vals, xml_id=new_xml_id, store=True, noupdate=True, mode='init', res_id=False)
 
diff --git a/addons/mail/models/mail_thread.py b/addons/mail/models/mail_thread.py
index 3e07a89594b..e88024b17fc 100644
--- a/addons/mail/models/mail_thread.py
+++ b/addons/mail/models/mail_thread.py
@@ -763,7 +763,7 @@ class MailThread(models.AbstractModel):
         self.ensure_one()
         database_uuid = self.env['ir.config_parameter'].get_param('database.uuid')
         return {'headers': repr({
-            'X-Odoo-Objects': "%s-%s" % (self._model, self.id),
+            'X-Odoo-Objects': "%s-%s" % (self._name, self.id),
             'X-Odoo-db-uuid': database_uuid
         })}
 
diff --git a/addons/mail/views/mail_templates.xml b/addons/mail/views/mail_templates.xml
index a3aace7b85e..192486b6eaa 100644
--- a/addons/mail/views/mail_templates.xml
+++ b/addons/mail/views/mail_templates.xml
@@ -33,7 +33,7 @@
         <template id="message_origin_link">
             <p>This <t t-esc="self._description.lower()"/> has been <span t-if="edit">modified</span><span t-if="not edit">created</span> from:
                 <t t-foreach="origin" t-as="o">
-                    <a href="#" t-att-data-oe-model="o._model" t-att-data-oe-id="o.id"> <t t-esc="o.name"/></a><span t-if="origin.ids[-1:] != o.ids">, </span>
+                    <a href="#" t-att-data-oe-model="o._name" t-att-data-oe-id="o.id"> <t t-esc="o.name"/></a><span t-if="origin.ids[-1:] != o.ids">, </span>
                 </t>
             </p>
         </template>
diff --git a/addons/marketing_campaign/models/marketing_campaign.py b/addons/marketing_campaign/models/marketing_campaign.py
index df30bf73a94..a7b68e72bf3 100644
--- a/addons/marketing_campaign/models/marketing_campaign.py
+++ b/addons/marketing_campaign/models/marketing_campaign.py
@@ -338,7 +338,7 @@ class MarketingCampaignActivity(models.Model):
         method = '_process_wi_%s' % (self.action_type,)
         action = getattr(self, method, None)
         if not action:
-            raise NotImplementedError('Method %r is not implemented on %r object.' % (method, self._model))
+            raise NotImplementedError('Method %r is not implemented on %r object.' % (method, self._name))
         return action(workitem)
 
 
diff --git a/addons/resource/tests/test_resource.py b/addons/resource/tests/test_resource.py
index 2a4f9ee109f..eff3fdd6a49 100644
--- a/addons/resource/tests/test_resource.py
+++ b/addons/resource/tests/test_resource.py
@@ -70,7 +70,7 @@ class TestResource(TestResourceCommon):
 
         # Test: schedule hours on intervals, backwards
         cleaned_intervals.reverse()
-        result = self.ResourceCalendar._model.interval_schedule_hours(cleaned_intervals, 5.5, remove_at_end=False)
+        result = self.ResourceCalendar.interval_schedule_hours(cleaned_intervals, 5.5, remove_at_end=False)
         self.assertEqual(len(result), 2, 'resource_calendar: wrong hours scheduling in interval')
         # First interval: 03, 8-10 untouches
         self.assertEqual(result[0][0], Datetime.from_string('2013-02-04 17:00:00'), 'resource_calendar: wrong leave removal from interval')
diff --git a/addons/web_editor/models/ir_qweb.py b/addons/web_editor/models/ir_qweb.py
index ca16f9e86a9..a9bb7f7fd21 100644
--- a/addons/web_editor/models/ir_qweb.py
+++ b/addons/web_editor/models/ir_qweb.py
@@ -82,7 +82,7 @@ class Field(models.AbstractModel):
             attrs['placeholder'] = placeholder
 
         if options['translate'] and field.type in ('char', 'text'):
-            name = "%s,%s" % (record._model._name, field_name)
+            name = "%s,%s" % (record._name, field_name)
             domain = [('name', '=', name), ('res_id', '=', record.id), ('type', '=', 'model'), ('lang', '=', options.get('lang'))]
             translation = record.env['ir.translation'].search(domain, limit=1)
             attrs['data-oe-translation-state'] = translation and translation.state or 'to_translate'
diff --git a/addons/website_mail/controllers/main.py b/addons/website_mail/controllers/main.py
index ca7678a458e..c966b2bede7 100644
--- a/addons/website_mail/controllers/main.py
+++ b/addons/website_mail/controllers/main.py
@@ -16,7 +16,7 @@ def object_shasign(record=False, res_model='', res_id=None, **kw):
     shasign = False
     timestamp = int(time())
     if record:
-        shasign = sha1('%s%s%s%s' % (record._model, record.id, secret, timestamp)).hexdigest()
+        shasign = sha1('%s%s%s%s' % (record._name, record.id, secret, timestamp)).hexdigest()
     elif res_model and res_id:
         shasign = sha1('%s%s%s%s' % (res_model, res_id, secret, timestamp)).hexdigest()
     return (shasign, timestamp)
diff --git a/addons/website_mail/views/website_mail_templates.xml b/addons/website_mail/views/website_mail_templates.xml
index b65a19b3271..cf250cc18b2 100644
--- a/addons/website_mail/views/website_mail_templates.xml
+++ b/addons/website_mail/views/website_mail_templates.xml
@@ -48,7 +48,7 @@
                     <img class="img pull-left img-circle" t-attf-src="/web/image/res.partner/#{user_id.partner_id.id}/image_small/50x50" style="width: 50px; margin-right: 10px;"/>
                     <div class="pull-left mb32" style="width: 75%%">
                         <textarea rows="4" name="message" class="form-control" placeholder="Write a message..."></textarea>
-                        <input type='hidden' name="res_model" t-att-value="object._model"/>
+                        <input type='hidden' name="res_model" t-att-value="object._name"/>
                         <input type='hidden' name="res_id" t-att-value="object.id"/>
                         <input type='hidden' name="token" t-att-value="token" t-if="token"/>
                         <input type='hidden' name="sha_in" t-att-value="sha_in" t-if="sha_in"/>
diff --git a/openerp/addons/base/ir/ir_http.py b/openerp/addons/base/ir/ir_http.py
index 81500d3f7b8..2de1441ab93 100644
--- a/openerp/addons/base/ir/ir_http.py
+++ b/openerp/addons/base/ir/ir_http.py
@@ -297,7 +297,7 @@ class IrHttp(models.AbstractModel):
             elif module_resource_path:
                 filename = os.path.basename(module_resource_path)
             else:
-                filename = "%s-%s-%s" % (obj._model._name, obj.id, field)
+                filename = "%s-%s-%s" % (obj._name, obj.id, field)
 
         # mimetype
         mimetype = 'mimetype' in obj and obj.mimetype or False
diff --git a/openerp/addons/base/tests/test_ir_attachment.py b/openerp/addons/base/tests/test_ir_attachment.py
index d515cfc354d..e621ee91079 100644
--- a/openerp/addons/base/tests/test_ir_attachment.py
+++ b/openerp/addons/base/tests/test_ir_attachment.py
@@ -13,7 +13,6 @@ class TestIrAttachment(TransactionCase):
     def setUp(self):
         super(TestIrAttachment, self).setUp()
         self.Attachment = self.env['ir.attachment']
-        self.ira = self.Attachment._model
         self.filestore = self.Attachment._filestore()
 
         # Blob1